CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places a W a r D s

a PPOiNtMENts Prize time at EPS-HEP 2013

Nigel Lockyer becomes director of Fermilab The ATLAS and cMS collaborations are among the winners of the 2013 european Physical Society High energy Physics prizes. Physicist nigel Lockyer, head of TriuMF, Nigel Lockyer will be Fermilab’s next The High-energy and Particle-Physics canada’s national laboratory for particle director. (Image credit: TRIUMF.) Prize, for an outstanding contribution to and nuclear physics, will in September high-energy physics, is awarded to the become the sixth director of Fermi national two collaborations, “for the discovery Accelerator Laboratory. of a Higgs boson, as predicted by the Lockyer will be a familiar face to many. Brout-englert-Higgs mechanism”, and to He spent 22 years as a researcher on the cDF future of the fi eld looks to be very exciting; it Michel Della negra, Peter Jenni and Tejinder experiment at Fermilab, starting in 1984. He is a great time to be a particle physicist.” Virdee, “for their pioneering and outstanding was co-spokesperson of the 600-member Lockyer is an accomplished physicist and leadership roles in the making of the ATLAS experiment from 2002 to 2004. leader. in 2006 he won the Panofsky Prize for and cMS experiments”. The Board of Directors of the Fermi measuring the lifetime of the bottom quark. The Young experimental Physicist research Alliance, which operates Fermilab During his time as director of TriuMF, Prize for outstanding work by one or more for the uS Department of energy, offered starting in 2007, the laboratory opened new young physicists in the fi eld of particle Lockyer the top job at the conclusion of a facilities, developed new technology for physics and/or particle astrophysics also Left to right: EPS-HEP prize-winners Tejinder “Jim” Virdee and Michel Della Negra of nine-month, international search. He will creating medical isotopes, pushed for the recognizes research at the LHc. it goes to CMS and Peter Jenni of ATLAS. succeed Pier oddone, who retired in July commercialization of innovations from the Diego Martinez Santos in the nikhef LHcb after eight years as head of the laboratory. physical sciences and established canada’s group “for his outstanding contributions to In the fi eld of neutrino physics, the Super-Kamiokande and Sno experiments”. “The opportunity to lead one of the world’s fi rst accelerator-science co-operative the trigger and commissioning of the LHcb Giuseppe and Vanna cocconi Prize for Finally, Don Lincoln of Fermilab (and most prestigious particle physics laboratories agreements with Japan, india, china and experiment, and the analyses leading to fi rst an outstanding contribution to particle the University of Notre Dame) is the fi rst 0 + – was too good to pass up,” says Lockyer. “The Korea. evidence for the rare decay Bs →μ μ ”. astrophysics and cosmology in the non-european to receive the outreach Zohar Komargodski of the Weizmann past 15 years goes this year to Arthur Prize, for outstanding outreach achievement institute receives the 2013 Gribov Medal McDonald, director of the Sudbury neutrino connected with high-energy physics and/or Brookhaven Rome honours for outstanding work by a young physicist in observatory (Sno) collaboration and particle astrophysics, “for communicating theoretical particle physics and/or fi eld theory Yoichiro Suzuki, director of the Kamioka in multiple media the excitement of “for his deep insights into the structure of the observatory, “for their outstanding high-energy physics to high-school students appoints new memory of renormalization group in four-dimensional contributions to the solution of the solar and teachers and the public at large”. fi eld theories and, in particular, his proof (with neutrino puzzle by measuring the fl ux of ● The awards are to be presented at the physics chair Pontecorvo Adam Schwimmer) of the a-theorem”. all neutrino fl avours from the Sun with the ePS-HeP 2013 in Stockholm on 18–24 July.

Laurence Littenberg takes the reins as chair The year 2013 is the centenary of the birth In a ceremony on 29 May, Roy Steve Myers, director of accelerators of the physics department at Brookhaven of Bruno Pontecorvo, one of the great Kerr of Canterbury University and technology at CERN, is to national Laboratory (BnL) as of 1 July. He physicists of the 21st century and a pioneer in Christchurch, New become an offi cer of the Order of the succeeds Thomas Ludlam, who has served as of high-energy physics. To honour his Zealand, received the Albert British Empire (OBE) for services to chair since September 2007. memory as a person and a scientist, the Einstein Medal 2013, awarded science and technology, as Littenberg joined BnL in 1974 and has Physics Department of Sapienza university, by the Albert Einstein Society, announced in the Queen’s Birthday been recognized for his role in ground- in rome, will hold an international meeting, in Bern. The medal, which is to Honours list for 2013. Myers has had breaking research in particle physics. As “The Legacy of Bruno Pontecorvo: the Man honour extraordinary a leading role in the development of part of an international team of 50 physicists, and the Scientist”, on 11–12 September. achievements related to CERN’s particle colliders over the Littenberg discovered and measured the rare Bruno Pontecorvo’s life was characterized Einstein’s legacy, is awarded past 40 years, including the kaon decay K+→π+vv at the e787 experiment by his ground-breaking scientifi c ideas to Kerr for his “1963 Intersecting Storage Rings, the at the laboratory’s Alternating Gradient and by his ideological choices, sometimes discovery of a solution to Large Electron–Positron collider Synchrotron (CERN Courier December dramatic, which marked his destiny as a Einstein's gravitational fi eld and the LHC. In his current role at 2008 p6). person and as a scientist. The meeting will equations”. The Kerr metric CERN, he is responsible for the in his new role, Littenberg will oversee be a fi tting tribute to the memory of the describes space–time around roy Kerr with the 2013 Albert exploitation of the LHC. Steve Myers, oBe. BnL’s physics portfolio. This includes the Laurence Littenberg is the new chair at youngest ragazzo di Via Panisperna and a spherical mass with angular einstein Medal. (image credit: Additional honours this year relativistic Heavy ion collider, which is the Brookhaven’s physics department. (Image provide an opportunity to encounter and momentum, such as a rotating edith ruchti, Bruegg.) include an OBE for James Hough, chief executive of Scottish only particle collider currently operating credit: BNL.) celebrate his scientifi c vision and his civil black hole. Universities Physics Alliance and research professor in natural in the uS, as well as the laboratory’s role commitment. The scientifi c programme The Albert Einstein Society was founded in Bern in 1977 and the philosophy at the University of Glasgow, for services to science. at the LHc – particularly in the ATLAS Large Synoptic Survey Telescope, as well will revisit the steps that led him to his fi rst medal was awarded to Stephen Hawking in 1979, the Hough is well known for his research on gravitational waves and is collaboration. He also takes charge of BnL’s as the long-standing programme in neutrino important scientifi c results and review his centenary of Einstein’s birth. The society also maintains Einstein’s the UK’s principal investigator on the GEO 600 Gravitational collaboration in the Baryon oscillation research, which includes the uS proposal for legacy for today’s neutrino experiments. former fl at at 49 Kramgasse in Bern as a commemoration site open Wave Detector being built by a University of Hanover/MPQ/ Spectroscopic Survey and the development a future Long Baseline neutrino experiment ● For further information, see www.roma1. to the public. University of Glasgow consortium. of a multi-gigapixel camera sensor for the (CERN Courier April 2012 p12). infn.it/pontecorvo/.

38 39 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places a W a r D s

a PPOiNtMENts Prize time at EPS-HEP 2013

Nigel Lockyer becomes director of Fermilab The ATLAS and cMS collaborations are among the winners of the 2013 european Physical Society High energy Physics prizes. Physicist nigel Lockyer, head of TriuMF, Nigel Lockyer will be Fermilab’s next The High-energy and Particle-Physics canada’s national laboratory for particle director. (Image credit: TRIUMF.) Prize, for an outstanding contribution to and nuclear physics, will in September high-energy physics, is awarded to the become the sixth director of Fermi national two collaborations, “for the discovery Accelerator Laboratory. of a Higgs boson, as predicted by the Lockyer will be a familiar face to many. Brout-englert-Higgs mechanism”, and to He spent 22 years as a researcher on the cDF future of the fi eld looks to be very exciting; it Michel Della negra, Peter Jenni and Tejinder experiment at Fermilab, starting in 1984. He is a great time to be a particle physicist.” Virdee, “for their pioneering and outstanding was co-spokesperson of the 600-member Lockyer is an accomplished physicist and leadership roles in the making of the ATLAS experiment from 2002 to 2004. leader. in 2006 he won the Panofsky Prize for and cMS experiments”. The Board of Directors of the Fermi measuring the lifetime of the bottom quark. The Young experimental Physicist research Alliance, which operates Fermilab During his time as director of TriuMF, Prize for outstanding work by one or more for the uS Department of energy, offered starting in 2007, the laboratory opened new young physicists in the fi eld of particle Lockyer the top job at the conclusion of a facilities, developed new technology for physics and/or particle astrophysics also Left to right: EPS-HEP prize-winners Tejinder “Jim” Virdee and Michel Della Negra of nine-month, international search. He will creating medical isotopes, pushed for the recognizes research at the LHc. it goes to CMS and Peter Jenni of ATLAS. succeed Pier oddone, who retired in July commercialization of innovations from the Diego Martinez Santos in the nikhef LHcb after eight years as head of the laboratory. physical sciences and established canada’s group “for his outstanding contributions to In the fi eld of neutrino physics, the Super-Kamiokande and Sno experiments”. “The opportunity to lead one of the world’s fi rst accelerator-science co-operative the trigger and commissioning of the LHcb Giuseppe and Vanna cocconi Prize for Finally, Don Lincoln of Fermilab (and most prestigious particle physics laboratories agreements with Japan, india, china and experiment, and the analyses leading to fi rst an outstanding contribution to particle the University of Notre Dame) is the fi rst 0 + – was too good to pass up,” says Lockyer. “The Korea. evidence for the rare decay Bs →μ μ ”. astrophysics and cosmology in the non-european to receive the outreach Zohar Komargodski of the Weizmann past 15 years goes this year to Arthur Prize, for outstanding outreach achievement institute receives the 2013 Gribov Medal McDonald, director of the Sudbury neutrino connected with high-energy physics and/or Brookhaven Rome honours for outstanding work by a young physicist in observatory (Sno) collaboration and particle astrophysics, “for communicating theoretical particle physics and/or fi eld theory Yoichiro Suzuki, director of the Kamioka in multiple media the excitement of “for his deep insights into the structure of the observatory, “for their outstanding high-energy physics to high-school students appoints new memory of renormalization group in four-dimensional contributions to the solution of the solar and teachers and the public at large”. fi eld theories and, in particular, his proof (with neutrino puzzle by measuring the fl ux of ● The awards are to be presented at the physics chair Pontecorvo Adam Schwimmer) of the a-theorem”. all neutrino fl avours from the Sun with the ePS-HeP 2013 in Stockholm on 18–24 July.

Laurence Littenberg takes the reins as chair The year 2013 is the centenary of the birth In a ceremony on 29 May, Roy Steve Myers, director of accelerators of the physics department at Brookhaven of Bruno Pontecorvo, one of the great Kerr of Canterbury University and technology at CERN, is to national Laboratory (BnL) as of 1 July. He physicists of the 21st century and a pioneer in Christchurch, New become an offi cer of the Order of the succeeds Thomas Ludlam, who has served as of high-energy physics. To honour his Zealand, received the Albert British Empire (OBE) for services to chair since September 2007. memory as a person and a scientist, the Einstein Medal 2013, awarded science and technology, as Littenberg joined BnL in 1974 and has Physics Department of Sapienza university, by the Albert Einstein Society, announced in the Queen’s Birthday been recognized for his role in ground- in rome, will hold an international meeting, in Bern. The medal, which is to Honours list for 2013. Myers has had breaking research in particle physics. As “The Legacy of Bruno Pontecorvo: the Man honour extraordinary a leading role in the development of part of an international team of 50 physicists, and the Scientist”, on 11–12 September. achievements related to CERN’s particle colliders over the Littenberg discovered and measured the rare Bruno Pontecorvo’s life was characterized Einstein’s legacy, is awarded past 40 years, including the kaon decay K+→π+vv at the e787 experiment by his ground-breaking scientifi c ideas to Kerr for his “1963 Intersecting Storage Rings, the at the laboratory’s Alternating Gradient and by his ideological choices, sometimes discovery of a solution to Large Electron–Positron collider Synchrotron (CERN Courier December dramatic, which marked his destiny as a Einstein's gravitational fi eld and the LHC. In his current role at 2008 p6). person and as a scientist. The meeting will equations”. The Kerr metric CERN, he is responsible for the in his new role, Littenberg will oversee be a fi tting tribute to the memory of the describes space–time around roy Kerr with the 2013 Albert exploitation of the LHC. Steve Myers, oBe. BnL’s physics portfolio. This includes the Laurence Littenberg is the new chair at youngest ragazzo di Via Panisperna and a spherical mass with angular einstein Medal. (image credit: Additional honours this year relativistic Heavy ion collider, which is the Brookhaven’s physics department. (Image provide an opportunity to encounter and momentum, such as a rotating edith ruchti, Bruegg.) include an OBE for James Hough, chief executive of Scottish only particle collider currently operating credit: BNL.) celebrate his scientifi c vision and his civil black hole. Universities Physics Alliance and research professor in natural in the uS, as well as the laboratory’s role commitment. The scientifi c programme The Albert Einstein Society was founded in Bern in 1977 and the philosophy at the University of Glasgow, for services to science. at the LHc – particularly in the ATLAS Large Synoptic Survey Telescope, as well will revisit the steps that led him to his fi rst medal was awarded to Stephen Hawking in 1979, the Hough is well known for his research on gravitational waves and is collaboration. He also takes charge of BnL’s as the long-standing programme in neutrino important scientifi c results and review his centenary of Einstein’s birth. The society also maintains Einstein’s the UK’s principal investigator on the GEO 600 Gravitational collaboration in the Baryon oscillation research, which includes the uS proposal for legacy for today’s neutrino experiments. former fl at at 49 Kramgasse in Bern as a commemoration site open Wave Detector being built by a University of Hanover/MPQ/ Spectroscopic Survey and the development a future Long Baseline neutrino experiment ● For further information, see www.roma1. to the public. University of Glasgow consortium. of a multi-gigapixel camera sensor for the (CERN Courier April 2012 p12). infn.it/pontecorvo/.

38 39 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

W O r k s h O P 2013 Markov prize recognizes progress in CAS course in Italy neutrino oscillations specializes in

contributions to the study of neutrino superconductivity oscillations in experiments with accelerator and reactor neutrinos, and to This year’s spring cern Accelerator School the measurement of the mixing angle θ13, (cAS) focused on superconductivity for Participants at the spring CAS travelled to link the winners of the 2013 Markov Prize. accelerators. Held at the ettore Majorana Italy from far and wide, including Belarus, Yury Kudenko of the institute for nuclear Foundation and Centre for Scientifi c Culture China, India, Japan and North America. research (inr) of the russian Academy of (eMFcSc) in erice on 24 April – 4 May, (Image credit: Alessandro Noto EMFCSC.) Sciences (rAS), Moscow, and Alexander it attracted 94 participants representing olshevsky, head of the nuclear Problems 23 nationalities, including an ethiopian studies with great enthusiasm and produced Laboratory of Jinr, Dubna, received the studying in Germany. some excellent results. Harald Fritzsch, right, of the Ludwig- award at the 2013 Markov readings held at Following some lectures to recapitulate The general feedback was positive and Maximilians-Universitäet in Munich the inr on 14 May. background accelerator physics and the refl ected the high standard of the lectures. visited the University of Leipzig on 16 May under Kudenko’s leadership, the russian Left to right: INR deputy director, Leonid Bezrukov, Alexander Olshevsky, Yury Kudenko fundamental processes of superconductivity, in addition to the academic programme, the to receive an honorary degree for his work group working on the long-baseline and academician Victor Matveev. (Image credit: INR.) the course covered a range of topics in participants had the opportunity to visit the on quantum chromodynamics. Growing up experiment T2K in Japan developed a unique superconductivity and highlighted the latest Museum of the nave Punica in Marsala and in East Germany, Fritzsch had studied at scintillation detector for the near detector. signifi cant contributions to the precision each year at the Markov readings, an developments in the fi eld. Realistic case the Greek temple and Hellenistic theatre at Leipzig in the years 1963–1968. Beate The group continues to participate in data measurement of θ13 at Daya Bay. international seminar held to commemorate studies and topical seminars completed the Segesta. Schuecking, left, of the faculty of medicine, taking and analysis. olshevsky is a leader The Markov Prize was established by the russian physicist, who made pioneering programme, which featured 35 lectures, ● The next cAS will be an advanced-level is the president of Leipzig University. of the Jinr teams working on the oPerA inr-rAS in commemoration of Moisey contributions to neutrino physics, as well three seminars and seven hours of case course held in Trondheim, norway, on (Image credit: Leipzig University.) and the Daya Bay neutrino-oscillation Markov (1908–1994), one of the founders as to quantum gravity and at the borderline studies. The participants pursued the case 18–29 August (http://cas.web.cern.ch/cas/). experiments. He and his group made of the institute. The prize is awarded between particle physics and cosmology. W O r k s h O P Award winners François Englert, left, and CERN, Higgs and Peter Higgs at CERN on 4 July 2012. Taming the beam–beam effect Englert receive The awards date back to 1981 and seek to encourage and promote scientifi c and An icFA mini-workshop on “Beam–Beam of these effects will be essential for extending the requirements of the LHc experiments Prince of Asturias cultural values. effects in Hadron colliders” took place at the physics reach of today’s colliders. and for the operation of the collider. The The award recognizes that science is cern in March to discuss and summarize The workshop at cern capitalized on need for luminosity-levelling techniques to performed through collaboration of theory the current understanding of beam–beam what has already been learnt at existing make optimal use of the luminosity is a new award and experiment and through the efforts of effects. organized by the LHc beam–beam colliders. experimental data from the LHc, aspect of beam–beam studies. The possible the thousands of particle physicists involved team and sponsored by the international Fermilab’s Tevatron and the relativistic implementation of such techniques and their in an announcement made on 29 May, the in cern’s research. Both englert and committee for Future Accelerators (icFA), Heavy-ion collider at Brookhaven cast expected side effects through the beam– Prince of Asturias Foundation awarded be presented in the autumn in oviedo at a Higgs paid tribute to robert Brout, who the ecole Polytechnique Fédérale de light on beam–beam effects in hadron beam interaction need attention and careful François englert, Peter Higgs and cern the ceremony chaired by the Prince of Asturias, passed away in May 2011 and whose work Lausanne and the High-Luminosity LHc colliders. Several years of LHc operation design. Suffi cient diagnostic tools form an 2013 Prince of Asturias Award for Technical Felipe de Borbón, heir to the throne of Spain contributed to the Brout-englert-Higgs project, it attracted around 60 accelerator have provided valuable data and experience important ingredient in this context. An and Scientifi c Research. The awards will and honorary president of the foundation. mechanism. physicists from laboratories worldwide. and led to much better understanding as important part of the work at the meeting was A challenge with most particle colliders is well as some unexpected results. Data were dedicated to discussing possible beam–beam h O N O u r s Nigel Glover, left and Terry the demand to extend the physics capabilities also presented from lepton colliders such compensation schemes and their application Wyatt, now both FRS. (Image by increasing the luminosity, that is the as KeKB, VePP, BePc and DAPHne, to the LHc. The Royal Society credits: G Robson and T Wyatt.) collision rate. However, the “beam–beam where novel schemes including the use of The outcomes of the topical sessions were interaction” has been and continues to be a crab cavities to minimize the side-effects put together in a summary session chaired elects new fellows performance-limiting effect for both hadron of crossing angles have been tested. These by Alex chao of Stanford university and and lepton colliders. This occurs in colliders concepts are highly relevant for the High SLAc. Giving his personal impressions, he when the beams experience each other’s Luminosity LHc upgrade programme and emphasized the remarkable progress and Two particle physicists have joined the ranks electromagnetic fi elds as they pass through for future collider studies. large number of new ideas and concepts that of Fellows of the royal Society (FrS) in the common beam pipes in the region of the Advances in the theoretical treatment have been developed in recent years. new uK following the 2013 election in May. experiments. complex collision patterns can of beam–beam effects and in simulation effects, such as the interplay between beam– nigel Glover of the university of Durham lead to unwanted and sometimes unexpected techniques were discussed in dedicated beam interactions and other components has made pivotal research contributions effects and problems including instabilities, sessions. new tools now enable beam–beam – for example electron cloud and machine to the understanding of data collected exploitation of the perturbative structure of has developed powerful discriminants particle losses, orbit distortions and increases effects to be predicted more reliably, allowing impedance – need to be studied in more at high-energy particle colliders. His QCD. of signatures for the production of heavy in beam size. An unexpected additional improvements to be made in the design of detail. Although the work might not be theoretical studies of weak boson, Higgs Terry Wyatt of the university of quarks (b and t) and electroweak bosons (W problem occurs in the LHc where the future colliders and upgrade projects. easy, the approach to this interesting fi eld of and jet production in particular are used Manchester is distinguished for his and Z) implemented at cern’s Spp–S and instantaneous luminosity might be too large The impact of beam–beam effects on accelerator physics is promising. worldwide. He is especially distinguished contributions to the experimental verifi cation Large electron–Positron colliders and at to be exploited effi ciently by the experiments. the operation of the LHc was discussed ● For further details, see https://indico.cern. for his contributions to the development and of the Standard Model. in particular, he Fermilab’s Tevatron. The understanding, control and optimization in other sessions, with presentations on ch/conferenceDisplay.py?confid=189544.

40 41 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

W O r k s h O P 2013 Markov prize recognizes progress in CAS course in Italy neutrino oscillations specializes in

contributions to the study of neutrino superconductivity oscillations in experiments with accelerator and reactor neutrinos, and to This year’s spring cern Accelerator School the measurement of the mixing angle θ13, (cAS) focused on superconductivity for Participants at the spring CAS travelled to link the winners of the 2013 Markov Prize. accelerators. Held at the ettore Majorana Italy from far and wide, including Belarus, Yury Kudenko of the institute for nuclear Foundation and Centre for Scientifi c Culture China, India, Japan and North America. research (inr) of the russian Academy of (eMFcSc) in erice on 24 April – 4 May, (Image credit: Alessandro Noto EMFCSC.) Sciences (rAS), Moscow, and Alexander it attracted 94 participants representing olshevsky, head of the nuclear Problems 23 nationalities, including an ethiopian studies with great enthusiasm and produced Laboratory of Jinr, Dubna, received the studying in Germany. some excellent results. Harald Fritzsch, right, of the Ludwig- award at the 2013 Markov readings held at Following some lectures to recapitulate The general feedback was positive and Maximilians-Universitäet in Munich the inr on 14 May. background accelerator physics and the refl ected the high standard of the lectures. visited the University of Leipzig on 16 May under Kudenko’s leadership, the russian Left to right: INR deputy director, Leonid Bezrukov, Alexander Olshevsky, Yury Kudenko fundamental processes of superconductivity, in addition to the academic programme, the to receive an honorary degree for his work group working on the long-baseline and academician Victor Matveev. (Image credit: INR.) the course covered a range of topics in participants had the opportunity to visit the on quantum chromodynamics. Growing up experiment T2K in Japan developed a unique superconductivity and highlighted the latest Museum of the nave Punica in Marsala and in East Germany, Fritzsch had studied at scintillation detector for the near detector. signifi cant contributions to the precision each year at the Markov readings, an developments in the fi eld. Realistic case the Greek temple and Hellenistic theatre at Leipzig in the years 1963–1968. Beate The group continues to participate in data measurement of θ13 at Daya Bay. international seminar held to commemorate studies and topical seminars completed the Segesta. Schuecking, left, of the faculty of medicine, taking and analysis. olshevsky is a leader The Markov Prize was established by the russian physicist, who made pioneering programme, which featured 35 lectures, ● The next cAS will be an advanced-level is the president of Leipzig University. of the Jinr teams working on the oPerA inr-rAS in commemoration of Moisey contributions to neutrino physics, as well three seminars and seven hours of case course held in Trondheim, norway, on (Image credit: Leipzig University.) and the Daya Bay neutrino-oscillation Markov (1908–1994), one of the founders as to quantum gravity and at the borderline studies. The participants pursued the case 18–29 August (http://cas.web.cern.ch/cas/). experiments. He and his group made of the institute. The prize is awarded between particle physics and cosmology. W O r k s h O P Award winners François Englert, left, and CERN, Higgs and Peter Higgs at CERN on 4 July 2012. Taming the beam–beam effect Englert receive The awards date back to 1981 and seek to encourage and promote scientifi c and An icFA mini-workshop on “Beam–Beam of these effects will be essential for extending the requirements of the LHc experiments Prince of Asturias cultural values. effects in Hadron colliders” took place at the physics reach of today’s colliders. and for the operation of the collider. The The award recognizes that science is cern in March to discuss and summarize The workshop at cern capitalized on need for luminosity-levelling techniques to performed through collaboration of theory the current understanding of beam–beam what has already been learnt at existing make optimal use of the luminosity is a new award and experiment and through the efforts of effects. organized by the LHc beam–beam colliders. experimental data from the LHc, aspect of beam–beam studies. The possible the thousands of particle physicists involved team and sponsored by the international Fermilab’s Tevatron and the relativistic implementation of such techniques and their in an announcement made on 29 May, the in cern’s research. Both englert and committee for Future Accelerators (icFA), Heavy-ion collider at Brookhaven cast expected side effects through the beam– Prince of Asturias Foundation awarded be presented in the autumn in oviedo at a Higgs paid tribute to robert Brout, who the ecole Polytechnique Fédérale de light on beam–beam effects in hadron beam interaction need attention and careful François englert, Peter Higgs and cern the ceremony chaired by the Prince of Asturias, passed away in May 2011 and whose work Lausanne and the High-Luminosity LHc colliders. Several years of LHc operation design. Suffi cient diagnostic tools form an 2013 Prince of Asturias Award for Technical Felipe de Borbón, heir to the throne of Spain contributed to the Brout-englert-Higgs project, it attracted around 60 accelerator have provided valuable data and experience important ingredient in this context. An and Scientifi c Research. The awards will and honorary president of the foundation. mechanism. physicists from laboratories worldwide. and led to much better understanding as important part of the work at the meeting was A challenge with most particle colliders is well as some unexpected results. Data were dedicated to discussing possible beam–beam h O N O u r s Nigel Glover, left and Terry the demand to extend the physics capabilities also presented from lepton colliders such compensation schemes and their application Wyatt, now both FRS. (Image by increasing the luminosity, that is the as KeKB, VePP, BePc and DAPHne, to the LHc. The Royal Society credits: G Robson and T Wyatt.) collision rate. However, the “beam–beam where novel schemes including the use of The outcomes of the topical sessions were interaction” has been and continues to be a crab cavities to minimize the side-effects put together in a summary session chaired elects new fellows performance-limiting effect for both hadron of crossing angles have been tested. These by Alex chao of Stanford university and and lepton colliders. This occurs in colliders concepts are highly relevant for the High SLAc. Giving his personal impressions, he when the beams experience each other’s Luminosity LHc upgrade programme and emphasized the remarkable progress and Two particle physicists have joined the ranks electromagnetic fi elds as they pass through for future collider studies. large number of new ideas and concepts that of Fellows of the royal Society (FrS) in the common beam pipes in the region of the Advances in the theoretical treatment have been developed in recent years. new uK following the 2013 election in May. experiments. complex collision patterns can of beam–beam effects and in simulation effects, such as the interplay between beam– nigel Glover of the university of Durham lead to unwanted and sometimes unexpected techniques were discussed in dedicated beam interactions and other components has made pivotal research contributions effects and problems including instabilities, sessions. new tools now enable beam–beam – for example electron cloud and machine to the understanding of data collected exploitation of the perturbative structure of has developed powerful discriminants particle losses, orbit distortions and increases effects to be predicted more reliably, allowing impedance – need to be studied in more at high-energy particle colliders. His QCD. of signatures for the production of heavy in beam size. An unexpected additional improvements to be made in the design of detail. Although the work might not be theoretical studies of weak boson, Higgs Terry Wyatt of the university of quarks (b and t) and electroweak bosons (W problem occurs in the LHc where the future colliders and upgrade projects. easy, the approach to this interesting fi eld of and jet production in particular are used Manchester is distinguished for his and Z) implemented at cern’s Spp–S and instantaneous luminosity might be too large The impact of beam–beam effects on accelerator physics is promising. worldwide. He is especially distinguished contributions to the experimental verifi cation Large electron–Positron colliders and at to be exploited effi ciently by the experiments. the operation of the LHc was discussed ● For further details, see https://indico.cern. for his contributions to the development and of the Standard Model. in particular, he Fermilab’s Tevatron. The understanding, control and optimization in other sessions, with presentations on ch/conferenceDisplay.py?confid=189544.

40 41 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

C O M P u t i N G O u t r E a C h improbable research. educators and students CERN launches CERN hosts its showed that you are never too young to be a research scientist, while surprises included a Google Glass tour of the LHc tunnel. project to restore fi rst TEDx TED is a non-profi t organization that supports “ideas worth spreading” through info.cern.ch The inaugural TeDxcern event took talks of 18 minutes or less given at two place on 3 May in the Globe of Science and annual TeD conferences and posted online. innovation, with a live webcast elsewhere at TeDx (x = independently organized TeD cern and participating institutes around event) is a programme of local events that on 30 April 1993, cern published a the world and online. using the theme of create a similar experience. in addition to statement making World Wide Web “multiplying dimensions”, the event went the event on 3 May, scientists from cern technology available on a royalty-free beyond particle physics with speakers worked with animators from TeD-ed to basis. This allowed the Web to fl ourish ranging from pioneers to young scientists. develop fi lms about particle physics to by making the software required to run a A packed audience was enthralled by educate and entertain. web server, a basic browser and a library of talks on topics ranging from networking ● All videos and animations are available code, all freely available. To mark the 20th chemistry and DnA to citizen astronomy, online via http://tedxcern.ch. anniversary of this publication, cern has the early universe and the Higgs boson, and started a project to restore the fi rst website from seafl oor earthquakes and “big data” TEDxCERN hosts included Nobel laureate and preserve digital assets associated with to consciousness, gendered innovation and George Smoot. the birth of the Web. The plan is to re-establish the fi rst web address – http://info.cern.ch – putting back Passport starts the fi les that were there in their earliest possible iterations, enabling people to experience the line-mode browser and the A screenshot of the original NeXT web browser as it looked in 1993. with a bang neXT browser and editor. The team will look at the fi rst Web servers at CERN and addresses to their original state. Through this ● To learn more about the fi rst website see what assets from them can be preserved restoration and more, the project aims to tell project or to get involved, visit http:// in collaboration with its local partners, and shared, restoring machine names and iP the story of the early days of webs. fi rst-website.web.cern.ch. cern inaugurated “Passport to the Big Bang” on 2 June – a new, permanent, B r u N O F E s t scientifi c tourist trail that links key points Ferrara and many others talked about some above ground around the ring of the Large Berkeley of the tremendous theoretical ramifi cations Hadron collider. Ten exhibition platforms The inauguration included a 54-km of this pioneering work, which also underlies explain the fundamental research conducted mountain bike rally (top left) and numerous hopes for new physics beyond the Standard at cern. They are located in eight French activities including detector model-building honours Zumino Model, as reviewed by Luciano Maiani, and Swiss communes and are linked by (top right). From now on, visitors can tour Fabiola Gianotti, Gigi rolandi and John 54 km of sign-posted itineraries. the 10 stages around the LHC (bottom). Schwarz, in particular. one highlight of the The inauguration day began with a Friends, collaborators and colleagues of meeting was Gianotti’s public lecture, which mountain-biking rally for hardened and local tourist offi ces. They can then Bruno Zumino met at the Berkeley center provided a welcome opportunity to share enthusiasts followed by a bicycle tour tour the area on foot or by bike to “stamp” for Theoretical Physics at the beginning some of the latest news from cern on the for families. in the afternoon a myriad their passports at the various platforms and of May to honour him on the occasion of Higgs boson discovery with the Berkeley of attractions at all stages of the circuit take part in “Mission LHc” to claim their his 90th birthday. A leader in theoretical community and to remind them of the included oriental dance, reptiles, music With the route now in place, visitors to personalized reward. physics for many decades, Bruno is intellectual giant living in their midst. schools, cryogenic demonstrations, building the area can pick up their own passports, ● Find out more about the trail at http:// universally respected as a kind and generous Bruno’s more recent infl uential detectors from Kapla and much more. available in French or english from cern passeport-big-bang.web.cern.ch/en. colleague and adviser to many generations developments were also the focus of of younger physicists. The event was a Bruno during a trip to Europe in 2011. discussion at the meeting, notably his well as theoretical advancements in QCD multifaceted celebration with many personal (Image credit: Courtesy Sergio Ferrara.) pioneering work with Mary Gaillard on A new timeline and the understanding of strong interactions. reminiscences adding fl avour to the scientifi c duality. The concept of duality underlies in this way, it shows how ALice has adapted memories and latest news. broken symmetries. Participants were many of the most exciting developments in to the developments in heavy-ion physics Featuring among Bruno’s many reminded that Bruno and Wess introduced string theory throughout the past couple of for ALICE over the years. The timeline brings people achievements that were recalled at the ideas from geometry and topology into decades. into the spotlight, showcasing those who conference – in particular by edward Witten – particle physics that underlie the modern Bruno has been a pillar of the Berkeley To celebrate the 20th anniversary of the have contributed to the success of ALice, were his rigorous proofs with Gerhart Lüders treatment of anomalies and much else. physics community since moving from ALice experiment, its website presents from building the detector to developing the of the spin-statistics and cPT theorems, currently, much theoretical and cern in 1981 and many of his present a new timeline that traces its history from software for data collection and analysis. The among the most profound results in quantum experimental interest centres on and former colleagues and students 1993, when the original letter of intent result is a media-rich online resource. fi eld theory. Several speakers, including supersymmetry, a concept introduced into there expressed the scientifi c esteem and was submitted, to 2013, when the fi rst ● Visit http://alice20.web.cern.ch/alice20/ Steven Weinberg, also mentioned his realistic 4D fi eld theories in a brilliant series personal respect they have for him. All of proton–lead run took place. to view this journey of discovery. beautiful formulation – together with curtis of papers that Bruno wrote in collaborations the participants wish Bruno the best for the The timeline highlights the connections callan, Sidney coleman and Julius Wess – with Julius Wess, Sergio Ferrara and John future. Will nature be kind enough to reveal between ALice and other heavy-ion The new online ALICE timeline traces the of effective Lagrangians for spontaneously iliopoulos at cern in 1973 and 1974. supersymmetry soon? experiments at cern and worldwide, as experiment's 20-year history.

42 43 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

C O M P u t i N G O u t r E a C h improbable research. educators and students CERN launches CERN hosts its showed that you are never too young to be a research scientist, while surprises included a Google Glass tour of the LHc tunnel. project to restore fi rst TEDx TED is a non-profi t organization that supports “ideas worth spreading” through info.cern.ch The inaugural TeDxcern event took talks of 18 minutes or less given at two place on 3 May in the Globe of Science and annual TeD conferences and posted online. innovation, with a live webcast elsewhere at TeDx (x = independently organized TeD cern and participating institutes around event) is a programme of local events that on 30 April 1993, cern published a the world and online. using the theme of create a similar experience. in addition to statement making World Wide Web “multiplying dimensions”, the event went the event on 3 May, scientists from cern technology available on a royalty-free beyond particle physics with speakers worked with animators from TeD-ed to basis. This allowed the Web to fl ourish ranging from pioneers to young scientists. develop fi lms about particle physics to by making the software required to run a A packed audience was enthralled by educate and entertain. web server, a basic browser and a library of talks on topics ranging from networking ● All videos and animations are available code, all freely available. To mark the 20th chemistry and DnA to citizen astronomy, online via http://tedxcern.ch. anniversary of this publication, cern has the early universe and the Higgs boson, and started a project to restore the fi rst website from seafl oor earthquakes and “big data” TEDxCERN hosts included Nobel laureate and preserve digital assets associated with to consciousness, gendered innovation and George Smoot. the birth of the Web. The plan is to re-establish the fi rst web address – http://info.cern.ch – putting back Passport starts the fi les that were there in their earliest possible iterations, enabling people to experience the line-mode browser and the A screenshot of the original NeXT web browser as it looked in 1993. with a bang neXT browser and editor. The team will look at the fi rst Web servers at CERN and addresses to their original state. Through this ● To learn more about the fi rst website see what assets from them can be preserved restoration and more, the project aims to tell project or to get involved, visit http:// in collaboration with its local partners, and shared, restoring machine names and iP the story of the early days of webs. fi rst-website.web.cern.ch. cern inaugurated “Passport to the Big Bang” on 2 June – a new, permanent, B r u N O F E s t scientifi c tourist trail that links key points Ferrara and many others talked about some above ground around the ring of the Large Berkeley of the tremendous theoretical ramifi cations Hadron collider. Ten exhibition platforms The inauguration included a 54-km of this pioneering work, which also underlies explain the fundamental research conducted mountain bike rally (top left) and numerous hopes for new physics beyond the Standard at cern. They are located in eight French activities including detector model-building honours Zumino Model, as reviewed by Luciano Maiani, and Swiss communes and are linked by (top right). From now on, visitors can tour Fabiola Gianotti, Gigi rolandi and John 54 km of sign-posted itineraries. the 10 stages around the LHC (bottom). Schwarz, in particular. one highlight of the The inauguration day began with a Friends, collaborators and colleagues of meeting was Gianotti’s public lecture, which mountain-biking rally for hardened and local tourist offi ces. They can then Bruno Zumino met at the Berkeley center provided a welcome opportunity to share enthusiasts followed by a bicycle tour tour the area on foot or by bike to “stamp” for Theoretical Physics at the beginning some of the latest news from cern on the for families. in the afternoon a myriad their passports at the various platforms and of May to honour him on the occasion of Higgs boson discovery with the Berkeley of attractions at all stages of the circuit take part in “Mission LHc” to claim their his 90th birthday. A leader in theoretical community and to remind them of the included oriental dance, reptiles, music With the route now in place, visitors to personalized reward. physics for many decades, Bruno is intellectual giant living in their midst. schools, cryogenic demonstrations, building the area can pick up their own passports, ● Find out more about the trail at http:// universally respected as a kind and generous Bruno’s more recent infl uential detectors from Kapla and much more. available in French or english from cern passeport-big-bang.web.cern.ch/en. colleague and adviser to many generations developments were also the focus of of younger physicists. The event was a Bruno during a trip to Europe in 2011. discussion at the meeting, notably his well as theoretical advancements in QCD multifaceted celebration with many personal (Image credit: Courtesy Sergio Ferrara.) pioneering work with Mary Gaillard on A new timeline and the understanding of strong interactions. reminiscences adding fl avour to the scientifi c duality. The concept of duality underlies in this way, it shows how ALice has adapted memories and latest news. broken symmetries. Participants were many of the most exciting developments in to the developments in heavy-ion physics Featuring among Bruno’s many reminded that Bruno and Wess introduced string theory throughout the past couple of for ALICE over the years. The timeline brings people achievements that were recalled at the ideas from geometry and topology into decades. into the spotlight, showcasing those who conference – in particular by edward Witten – particle physics that underlie the modern Bruno has been a pillar of the Berkeley To celebrate the 20th anniversary of the have contributed to the success of ALice, were his rigorous proofs with Gerhart Lüders treatment of anomalies and much else. physics community since moving from ALice experiment, its website presents from building the detector to developing the of the spin-statistics and cPT theorems, currently, much theoretical and cern in 1981 and many of his present a new timeline that traces its history from software for data collection and analysis. The among the most profound results in quantum experimental interest centres on and former colleagues and students 1993, when the original letter of intent result is a media-rich online resource. fi eld theory. Several speakers, including supersymmetry, a concept introduced into there expressed the scientifi c esteem and was submitted, to 2013, when the fi rst ● Visit http://alice20.web.cern.ch/alice20/ Steven Weinberg, also mentioned his realistic 4D fi eld theories in a brilliant series personal respect they have for him. All of proton–lead run took place. to view this journey of discovery. beautiful formulation – together with curtis of papers that Bruno wrote in collaborations the participants wish Bruno the best for the The timeline highlights the connections callan, Sidney coleman and Julius Wess – with Julius Wess, Sergio Ferrara and John future. Will nature be kind enough to reveal between ALice and other heavy-ion The new online ALICE timeline traces the of effective Lagrangians for spontaneously iliopoulos at cern in 1973 and 1974. supersymmetry soon? experiments at cern and worldwide, as experiment's 20-year history.

42 43 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

M E D i C a L P h Y s i C s Also on 21 May, The Turkish minister Viliam C´ islák, left, of health, Mehmet the state secretary of Müezzinog˘lu, CERN hosts workshop on X-ray detectors for medicine the ministry of health left, visited CERN of the Slovak Republic, on 22 May. During The 2nd Workshop on Medical Applications degraded spectral fi delity. The programme are permitting the fi rst functional imaging came to CERN. He his visit to the of Spectroscopic X-ray Detectors attracted of talks then began with sessions on sensor using spectral information. was welcomed by CMS underground 104 participants to cern on 22–25 April. materials, continuing with ASics and image There were presentations during the Rolf Heuer, the experimental area, Among those attending were some processing and concluding with pre-clinical workshop from spin-off companies using director-general, seen he was presented 50 representatives from industry and and clinical applications. technologies originating in high-energy here presenting the with a book of the sizeable numbers from prestigious medical Spectroscopic imaging should complement physics at cern, in2P3 in France, inFn in state secretary with a experiment by Tiziano schools in europe and the uS. other modalities such as magnetic resonance italy, the KTH royal institute of Technology temperature-sensitive Camporesi, deputy The scientifi c committee – chaired by imaging (Mri) and positron-emission in Sweden and the Paul Scherrer institute in mug showing the spokesperson of the cern’s Michael campbell – also included tomography (PeT). in particular, it is Switzerland. Taking advantage of the location history of the universe. CMS collaboration. key staff from major medical-equipment potentially faster, more specifi c and has at cern, participants also appreciated a suppliers. Many such companies now have better spatial resolution, whereas Mri talk by John ellis on the physics of the LHc active internal research programmes in this provides excellent soft-tissue detail and PeT and beyond, as well as a presentation on the On 4 June, Elio Di Rupo, Tissa Vitharana, new fi eld, which has taken off in the two is extremely sensitive. results from a team ATLAS experiment by Markus nordberg and the prime minister of Sri Lankan senior years since the fi rst workshop. at the Mayo clinic, rochester, in the uS, a visit to the site of the detector. Belgium, left, visited CERN minister of scientifi c The meeting started with an overview demonstrated that spectral information could The workshop summary talk was given accompanied by groups of affairs, right, toured given by norbert Pelc of Stanford university. be used to classify kidney stones according by Anthony Butler of christchurch, new Belgian school students. the LHC tunnel He highlighted some of the expected benefi ts to their composition. With no increase in Zealand, a member of the team developing His tour included the CMS during his visit to of spectroscopic imaging, such as improved X-ray dose, optimized treatment plans were the Medipix All resolution System (MArS), underground experimental CERN on 5 June. He detector quantum effi ciency, dose reduction proposed to patients, in some cases avoiding which is a small-animal scanner. He area with theoretical was accompanied by and material identifi cation, as well as some unnecessary surgery. other researchers concluded that “spectral molecular imaging” physicist François Englert CERN’s international of the remaining challenges – principally presented biological tracers labelled with will provide clinicians with novel data for of the Université Libre relations adviser charge sharing and pile up leading to heavy atoms (e.g. gold nano-particles), which diagnosis. de Bruxelles, centre, Rudiger Voss, left, and Joe Incandela, the and vice-president v i s i t s spokesperson for the CMS CERN Council, Walter collaboration. Van Doninck. David Willetts, centre, the The minister of UK’s minister for universities communications, and science, visited CERN on science and N EW P r O D u C t s The president of Austria, 9 April. He is seen here in the technology of Lesotho, Heinz Fischer, second ATLAS cavern with, left to Tseliso Mokhosi, Lake Shore has announced the introduction from right, with spouse, right, John Womersley, chief came to CERN on of its Model 121 programmable Dc centre, and the Austrian executive of the UK’s STFC, Dave 17 May. His time current source, which will replace a range minister for science and Charlton, ATLAS collaboration at the laboratory of existing current sources. The Model research, Karlheinz spokesperson, Paul Collier, included a tour of the 121 current source is intended for testing, Töchterle, right, came head of the beams department, ATLAS visitor centre measuring, and operating resistive and to CERN on 11 June. and Sarah Gillett, the UK’s and underground semiconductor devices such as diodes. The Their visit included a tour ambassador to Switzerland. experimental area. Model 121 provides a low-noise, highly of CERN’s Antimatter stable Dc current source with six decades Decelerator with AEGIS of output current, operator-selectable collaboration spokesperson Leoš Heger, the minister The minister or programmable in the range 100 nA – Michael Doser, left. of health of the Czech of health for 100 mA, a large LeD display and a uSB Republic, was one Greece, Andreas interface for integration with automated test of several important Lykouretzos, systems. For more details, contact sales@ visitors to CERN on was another lakeshore.com or visit www.lakeshore.com. For more details, contact Aya Tonooka, oliver Kalmey, tel: +49 5407 8766–12 or 21 May. His visit included visitor to CERN tel +44 1252 811666, e-mail atonooka@ e-mail [email protected]. a tour of the LHC on 21 May. His Murata has introduced the UDQ murata.co.uk or visit www.murata.eu. superconducting magnet tour included the series of isolated digitally controlled Telonic Instruments has introduced a test hall and the LHC CMS underground Dc/Dc converters. incorporating a 32-bit RST has announced the 4th generation of new range of low-cost high-performance tunnel, as well as ATLAS experimental area ArM7 processor, the 420 W regulated its cable glands that also protect sensitive benchtop digital oscilloscopes manufactured and the Antiproton as well as the LHC UDQ2204/001 model is the fi rst in a series of plant from electromagnetic interference, by rigol Technologies. Designated the Decelerator. tunnel. Dc/Dc converters from Murata to include ensuring their uninterrupted operation. DS-2000 series, the range consists of three a PMBus-compatible digital interface. The The new euro-Top eMc contact system oscilloscopes with a bandwidth of 70 MHz UDQ is an isolated, fully regulated, quarter facilitates quick and safe cable connection (DS2072), 100 MHz (DS2102) and 200 MHz brick supporting the TnV input-voltage by remaining open and allowing the (DS2202). The 8-inch (800 mm × 480 mm) Les physiciens des particules du monde entier sont invités à apporter leurs CERN Courier welcomes contributions from the international range of 36–75 V with a typical effi ciency stripped cable to be pulled through. The wide colour WVGA screen enables easy contributions aux CERN Courier, en français ou en anglais. Les articles retenus particle-physics community. These can be written in English or French, of 95.5%. The PMBus interface facilitates new generation meets the requirements of viewing of waveform displays. For more seront publiés dans la langue d’origine. Si vous souhaitez proposer un article, and will be published in the same language. If you have a suggestion for monitoring of input and output voltages and protection types iP68 and iP69K for the details, contact Bob or Doug Lovell, tel: +44 faites part de vos suggestions à la rédaction à l’adresse [email protected]. an article, please send proposals to the editor at [email protected]. currents, as well as operating temperature. entire gland range. For more details, contact 118 9786911 or e-mail [email protected].

44 45 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

M E D i C a L P h Y s i C s Also on 21 May, The Turkish minister Viliam C´ islák, left, of health, Mehmet the state secretary of Müezzinog˘lu, CERN hosts workshop on X-ray detectors for medicine the ministry of health left, visited CERN of the Slovak Republic, on 22 May. During The 2nd Workshop on Medical Applications degraded spectral fi delity. The programme are permitting the fi rst functional imaging came to CERN. He his visit to the of Spectroscopic X-ray Detectors attracted of talks then began with sessions on sensor using spectral information. was welcomed by CMS underground 104 participants to cern on 22–25 April. materials, continuing with ASics and image There were presentations during the Rolf Heuer, the experimental area, Among those attending were some processing and concluding with pre-clinical workshop from spin-off companies using director-general, seen he was presented 50 representatives from industry and and clinical applications. technologies originating in high-energy here presenting the with a book of the sizeable numbers from prestigious medical Spectroscopic imaging should complement physics at cern, in2P3 in France, inFn in state secretary with a experiment by Tiziano schools in europe and the uS. other modalities such as magnetic resonance italy, the KTH royal institute of Technology temperature-sensitive Camporesi, deputy The scientifi c committee – chaired by imaging (Mri) and positron-emission in Sweden and the Paul Scherrer institute in mug showing the spokesperson of the cern’s Michael campbell – also included tomography (PeT). in particular, it is Switzerland. Taking advantage of the location history of the universe. CMS collaboration. key staff from major medical-equipment potentially faster, more specifi c and has at cern, participants also appreciated a suppliers. Many such companies now have better spatial resolution, whereas Mri talk by John ellis on the physics of the LHc active internal research programmes in this provides excellent soft-tissue detail and PeT and beyond, as well as a presentation on the On 4 June, Elio Di Rupo, Tissa Vitharana, new fi eld, which has taken off in the two is extremely sensitive. results from a team ATLAS experiment by Markus nordberg and the prime minister of Sri Lankan senior years since the fi rst workshop. at the Mayo clinic, rochester, in the uS, a visit to the site of the detector. Belgium, left, visited CERN minister of scientifi c The meeting started with an overview demonstrated that spectral information could The workshop summary talk was given accompanied by groups of affairs, right, toured given by norbert Pelc of Stanford university. be used to classify kidney stones according by Anthony Butler of christchurch, new Belgian school students. the LHC tunnel He highlighted some of the expected benefi ts to their composition. With no increase in Zealand, a member of the team developing His tour included the CMS during his visit to of spectroscopic imaging, such as improved X-ray dose, optimized treatment plans were the Medipix All resolution System (MArS), underground experimental CERN on 5 June. He detector quantum effi ciency, dose reduction proposed to patients, in some cases avoiding which is a small-animal scanner. He area with theoretical was accompanied by and material identifi cation, as well as some unnecessary surgery. other researchers concluded that “spectral molecular imaging” physicist François Englert CERN’s international of the remaining challenges – principally presented biological tracers labelled with will provide clinicians with novel data for of the Université Libre relations adviser charge sharing and pile up leading to heavy atoms (e.g. gold nano-particles), which diagnosis. de Bruxelles, centre, Rudiger Voss, left, and Joe Incandela, the and vice-president v i s i t s spokesperson for the CMS CERN Council, Walter collaboration. Van Doninck. David Willetts, centre, the The minister of UK’s minister for universities communications, and science, visited CERN on science and N EW P r O D u C t s The president of Austria, 9 April. He is seen here in the technology of Lesotho, Heinz Fischer, second ATLAS cavern with, left to Tseliso Mokhosi, Lake Shore has announced the introduction from right, with spouse, right, John Womersley, chief came to CERN on of its Model 121 programmable Dc centre, and the Austrian executive of the UK’s STFC, Dave 17 May. His time current source, which will replace a range minister for science and Charlton, ATLAS collaboration at the laboratory of existing current sources. The Model research, Karlheinz spokesperson, Paul Collier, included a tour of the 121 current source is intended for testing, Töchterle, right, came head of the beams department, ATLAS visitor centre measuring, and operating resistive and to CERN on 11 June. and Sarah Gillett, the UK’s and underground semiconductor devices such as diodes. The Their visit included a tour ambassador to Switzerland. experimental area. Model 121 provides a low-noise, highly of CERN’s Antimatter stable Dc current source with six decades Decelerator with AEGIS of output current, operator-selectable collaboration spokesperson Leoš Heger, the minister The minister or programmable in the range 100 nA – Michael Doser, left. of health of the Czech of health for 100 mA, a large LeD display and a uSB Republic, was one Greece, Andreas interface for integration with automated test of several important Lykouretzos, systems. For more details, contact sales@ visitors to CERN on was another lakeshore.com or visit www.lakeshore.com. For more details, contact Aya Tonooka, oliver Kalmey, tel: +49 5407 8766–12 or 21 May. His visit included visitor to CERN tel +44 1252 811666, e-mail atonooka@ e-mail [email protected]. a tour of the LHC on 21 May. His Murata has introduced the UDQ murata.co.uk or visit www.murata.eu. superconducting magnet tour included the series of isolated digitally controlled Telonic Instruments has introduced a test hall and the LHC CMS underground Dc/Dc converters. incorporating a 32-bit RST has announced the 4th generation of new range of low-cost high-performance tunnel, as well as ATLAS experimental area ArM7 processor, the 420 W regulated its cable glands that also protect sensitive benchtop digital oscilloscopes manufactured and the Antiproton as well as the LHC UDQ2204/001 model is the fi rst in a series of plant from electromagnetic interference, by rigol Technologies. Designated the Decelerator. tunnel. Dc/Dc converters from Murata to include ensuring their uninterrupted operation. DS-2000 series, the range consists of three a PMBus-compatible digital interface. The The new euro-Top eMc contact system oscilloscopes with a bandwidth of 70 MHz UDQ is an isolated, fully regulated, quarter facilitates quick and safe cable connection (DS2072), 100 MHz (DS2102) and 200 MHz brick supporting the TnV input-voltage by remaining open and allowing the (DS2202). The 8-inch (800 mm × 480 mm) Les physiciens des particules du monde entier sont invités à apporter leurs CERN Courier welcomes contributions from the international range of 36–75 V with a typical effi ciency stripped cable to be pulled through. The wide colour WVGA screen enables easy contributions aux CERN Courier, en français ou en anglais. Les articles retenus particle-physics community. These can be written in English or French, of 95.5%. The PMBus interface facilitates new generation meets the requirements of viewing of waveform displays. For more seront publiés dans la langue d’origine. Si vous souhaitez proposer un article, and will be published in the same language. If you have a suggestion for monitoring of input and output voltages and protection types iP68 and iP69K for the details, contact Bob or Doug Lovell, tel: +44 faites part de vos suggestions à la rédaction à l’adresse [email protected]. an article, please send proposals to the editor at [email protected]. currents, as well as operating temperature. entire gland range. For more details, contact 118 9786911 or e-mail [email protected].

44 45 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

M E D i C a L P h Y s i C s Also on 21 May, The Turkish minister Viliam C´ islák, left, of health, Mehmet the state secretary of Müezzinog˘lu, CERN hosts workshop on X-ray detectors for medicine the ministry of health left, visited CERN of the Slovak Republic, on 22 May. During The 2nd Workshop on Medical Applications degraded spectral fi delity. The programme are permitting the fi rst functional imaging came to CERN. He his visit to the of Spectroscopic X-ray Detectors attracted of talks then began with sessions on sensor using spectral information. was welcomed by CMS underground 104 participants to cern on 22–25 April. materials, continuing with ASics and image There were presentations during the Rolf Heuer, the experimental area, Among those attending were some processing and concluding with pre-clinical workshop from spin-off companies using director-general, seen he was presented 50 representatives from industry and and clinical applications. technologies originating in high-energy here presenting the with a book of the sizeable numbers from prestigious medical Spectroscopic imaging should complement physics at cern, in2P3 in France, inFn in state secretary with a experiment by Tiziano schools in europe and the uS. other modalities such as magnetic resonance italy, the KTH royal institute of Technology temperature-sensitive Camporesi, deputy The scientifi c committee – chaired by imaging (Mri) and positron-emission in Sweden and the Paul Scherrer institute in mug showing the spokesperson of the cern’s Michael campbell – also included tomography (PeT). in particular, it is Switzerland. Taking advantage of the location history of the universe. CMS collaboration. key staff from major medical-equipment potentially faster, more specifi c and has at cern, participants also appreciated a suppliers. Many such companies now have better spatial resolution, whereas Mri talk by John ellis on the physics of the LHc active internal research programmes in this provides excellent soft-tissue detail and PeT and beyond, as well as a presentation on the On 4 June, Elio Di Rupo, Tissa Vitharana, new fi eld, which has taken off in the two is extremely sensitive. results from a team ATLAS experiment by Markus nordberg and the prime minister of Sri Lankan senior years since the fi rst workshop. at the Mayo clinic, rochester, in the uS, a visit to the site of the detector. Belgium, left, visited CERN minister of scientifi c The meeting started with an overview demonstrated that spectral information could The workshop summary talk was given accompanied by groups of affairs, right, toured given by norbert Pelc of Stanford university. be used to classify kidney stones according by Anthony Butler of christchurch, new Belgian school students. the LHC tunnel He highlighted some of the expected benefi ts to their composition. With no increase in Zealand, a member of the team developing His tour included the CMS during his visit to of spectroscopic imaging, such as improved X-ray dose, optimized treatment plans were the Medipix All resolution System (MArS), underground experimental CERN on 5 June. He detector quantum effi ciency, dose reduction proposed to patients, in some cases avoiding which is a small-animal scanner. He area with theoretical was accompanied by and material identifi cation, as well as some unnecessary surgery. other researchers concluded that “spectral molecular imaging” physicist François Englert CERN’s international of the remaining challenges – principally presented biological tracers labelled with will provide clinicians with novel data for of the Université Libre relations adviser charge sharing and pile up leading to heavy atoms (e.g. gold nano-particles), which diagnosis. de Bruxelles, centre, Rudiger Voss, left, and Joe Incandela, the and vice-president v i s i t s spokesperson for the CMS CERN Council, Walter collaboration. Van Doninck. David Willetts, centre, the The minister of UK’s minister for universities communications, and science, visited CERN on science and N EW P r O D u C t s The president of Austria, 9 April. He is seen here in the technology of Lesotho, Heinz Fischer, second ATLAS cavern with, left to Tseliso Mokhosi, Lake Shore has announced the introduction from right, with spouse, right, John Womersley, chief came to CERN on of its Model 121 programmable Dc centre, and the Austrian executive of the UK’s STFC, Dave 17 May. His time current source, which will replace a range minister for science and Charlton, ATLAS collaboration at the laboratory of existing current sources. The Model research, Karlheinz spokesperson, Paul Collier, included a tour of the 121 current source is intended for testing, Töchterle, right, came head of the beams department, ATLAS visitor centre measuring, and operating resistive and to CERN on 11 June. and Sarah Gillett, the UK’s and underground semiconductor devices such as diodes. The Their visit included a tour ambassador to Switzerland. experimental area. Model 121 provides a low-noise, highly of CERN’s Antimatter stable Dc current source with six decades Decelerator with AEGIS of output current, operator-selectable collaboration spokesperson Leoš Heger, the minister The minister or programmable in the range 100 nA – Michael Doser, left. of health of the Czech of health for 100 mA, a large LeD display and a uSB Republic, was one Greece, Andreas interface for integration with automated test of several important Lykouretzos, systems. For more details, contact sales@ visitors to CERN on was another lakeshore.com or visit www.lakeshore.com. For more details, contact Aya Tonooka, oliver Kalmey, tel: +49 5407 8766–12 or 21 May. His visit included visitor to CERN tel +44 1252 811666, e-mail atonooka@ e-mail [email protected]. a tour of the LHC on 21 May. His Murata has introduced the UDQ murata.co.uk or visit www.murata.eu. superconducting magnet tour included the series of isolated digitally controlled Telonic Instruments has introduced a test hall and the LHC CMS underground Dc/Dc converters. incorporating a 32-bit RST has announced the 4th generation of new range of low-cost high-performance tunnel, as well as ATLAS experimental area ArM7 processor, the 420 W regulated its cable glands that also protect sensitive benchtop digital oscilloscopes manufactured and the Antiproton as well as the LHC UDQ2204/001 model is the fi rst in a series of plant from electromagnetic interference, by rigol Technologies. Designated the Decelerator. tunnel. Dc/Dc converters from Murata to include ensuring their uninterrupted operation. DS-2000 series, the range consists of three a PMBus-compatible digital interface. The The new euro-Top eMc contact system oscilloscopes with a bandwidth of 70 MHz UDQ is an isolated, fully regulated, quarter facilitates quick and safe cable connection (DS2072), 100 MHz (DS2102) and 200 MHz brick supporting the TnV input-voltage by remaining open and allowing the (DS2202). The 8-inch (800 mm × 480 mm) Les physiciens des particules du monde entier sont invités à apporter leurs CERN Courier welcomes contributions from the international range of 36–75 V with a typical effi ciency stripped cable to be pulled through. The wide colour WVGA screen enables easy contributions aux CERN Courier, en français ou en anglais. Les articles retenus particle-physics community. These can be written in English or French, of 95.5%. The PMBus interface facilitates new generation meets the requirements of viewing of waveform displays. For more seront publiés dans la langue d’origine. Si vous souhaitez proposer un article, and will be published in the same language. If you have a suggestion for monitoring of input and output voltages and protection types iP68 and iP69K for the details, contact Bob or Doug Lovell, tel: +44 faites part de vos suggestions à la rédaction à l’adresse [email protected]. an article, please send proposals to the editor at [email protected]. currents, as well as operating temperature. entire gland range. For more details, contact 118 9786911 or e-mail [email protected].

44 45 cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

O B i t u a r i E s Massimiliano Ferro-Luzzi 1932–2013 Jean-Jacques Loeffel 1932–2013 Massimiliano (Max) Ferro-Luzzi, a well Max then turned for a while to weak Jean-Jacques Loeffel passed away from known cern physicist, passed away on interactions and neutrinos, fi rst in 1984 Alzheimer’s disease on 22 April. He was 18 March. His contributions to particle with an experiment at cern’s Proton 80 years old. physics span a period of more than 40 years. Synchrotron, then in 1986 at the Alternating Jean-Jacques was born in the “Jura Max grew up in Asmara (eritrea) and Gradient Synchrotron in Brookhaven, using bernois” in Bienne. He studied at eTH studied at rome university, where he joined Conversi fl ash tubes. He also conducted Zurich and began working on a PhD under the nuclear-emulsion group of edoardo some tests of the fi rst prototype for the Wolfgang Pauli. However, Pauli died at the Amaldi and graduated in 1955. Here, icAruS neutrino detector. narrow end of 1958 so it was res Jost who became he investigated antiproton reactions in resonances were again at stake from 1989 his supervisor. in autumn 1962, Jost sent emulsions exposed at Berkeley’s Bevatron, onwards, this time in p–p annihilations in Jean-Jacques to cern and it was then that where antiprotons had just been produced for the JeTSeT experiment at the Low-energy we in the Theory Division discovered his the fi rst time. Antiproton ring (LeAr), with an emphasis immense talents. He played a major role From the start – and throughout his on p–p → φ(1020)φ(1020) → 4K. Various in the collaboration that led to the KLM career – Max combined careful analysis particle-identifi cation devices were used to (Toichiro Kinoshita, Loeffel and André of data with special attention to technical cope with the four-kaon fi nal state, including Martin) paper. This considerably improved improvements (in this case the automation of a variant of the ring-imaging cherenkov the fi xed-angle bound on the high-energy track measurement) and better instruments. detector designed specially for this purpose. scattering amplitude compared with the With the scarce statistics available then, When LeAr ceased operation in 1995, previous result of Marcel Froissart, assuming no unexpected features showed up but the Max joined the DirAc collaboration, the Mandelstam representation. observation of a fi rst candidate for the decay Max Ferro-Luzzi. (Image credit: D Drijard.) looking for the formation of ππ atoms, Jean-Jacques then travelled to various – of a Σ + seems to have marked the beginning and led the cern group that played an places: Dubna (where he spoke French of Max’s interest in strange baryons, Kp and Kn interactions in hydrogen and important role in setting up and carrying with nicolai Bogoliubov and learnt a little including the Y* hyperons, as they were deuterium bubble chambers. His most out the experiment. He also took care russian), Seattle, new York university, the Jean-Jacques Loeffel. (Image credit: Liliane Loeffel.) known in those days. important contribution using data from of the design and implementation of the institute for Advanced Study in Princeton Starting in 1960, he spent three years at bubble chambers was the discovery and ionization hodoscope and trigger at the core and orsay – where he acted as a neutral as illustrated by the following example. Bethe lattices, illustrating the diversity of his Berkeley as a national Academy of Sciences study of baryonic resonances, especially the of the detector. Overall, the fi rst steps of negotiator between students and professors There were meetings between physicists and interests. fellow in Luis Alvarez’s legendary group. He elucidation of hyperon resonances. For this the experiment greatly benefi ted from his during the events of May 1968, but mathematicians in Strasbourg every year. on Jean-Jacques was not only immensely analysed the pictures of the 15 inch hydrogen he organized several successful european participation and guidance. nevertheless produced a fundamental paper one occasion, Arthur Wightman (who died not cultured in mathematics and physics but bubble chamber exposed to a K− beam. With collaborations, for example the cern- Max was a member of the Proton on the “inverse problem” at fi xed energy long ago), said that his student, Barry Simon, also in literature, philosophy, religion, the Λ(1520) and Σ(1660), he began a fruitful Heidelberg-Saclay (cHS) collaboration that Synchrotron and Synchrocyclotron (the reconstruction of a potential from the was convinced that carl Bender and Tai Tsun mineralogy, botany, ornithology and amateur career as a discoverer of hyperon states. By for a decade was the world champion team for Committee in 1981 and the scientifi c scattering amplitude). Last, he returned to Wu had made a mistake in their treatment of astronomy. He liked art, including modern carefully analysing data collected in Λ(1520) studying Kn two-body interactions below an secretary of the research Board in the years Switzerland and – after some time – became the anharmonic oscillator. on the train back art and music: he sang in the Bach choir in formation in K−p interactions, he was also able incident momentum of 2 GeV/c. Again, the 1984–1997. He retired from cern in 1997. professor at the university of Lausanne, to Switzerland, Jean-Jacques took a piece Lausanne with his wife, Liliane. in short he to determine – together with Bob Tripp and systematic studies of Y∗ formation were the intellectually rigorous yet tempered by teaching also at the École Polytechnique of paper and in three lines proved that it was was a perfect honnête homme. He also liked Mason Watson – the KpΣ parity. This result, basic ingredient for fully establishing Su(3) a degree of pragmatism in interpreting Fédérale de Lausanne. He was a rigorous Simon who was wrong. This led to important to make his friends taste excellent Vaudois when put together with previous knowledge symmetry and the quark model. experiments, Max was a keen advocate of teacher and published relatively few papers results on the bound states of the anharmonic white wines. on the KpΛ parity, indicated that the ΣΛ In the late 1960s Max was among the fi rst linguistic precision. The papers reporting his but they were all of a high level. oscillator. Jean-Jacques also did excellent For all of us, his passing is a great loss. parity was even. This was a key test for Su(3) to realize the need to move to electronic own results are models of the kind. He also He was sharp, deep and sometimes quick, work on Borel summable functions and on ● André Martin, CERN. symmetry because, if the Σ and the Λ are to be detectors. “in this twilight of the old took great care in presenting physics in an assigned to the same Su(3) octet, they must fashioned hadron spectroscopy,” as he put it, “organized”, pedagogical way, as shown by have even relative parity. The issue was settled Max formed a small group of counter- and his review papers and summer-school courses. defi nitely one year later by another team, in an bubble-chamber physicists who from 1970 He had a highly individual view of the world. Albert (Bacco) Messiah 1921–2013 experiment at cern that measured directly to 1980 focused – by purely electronic means He used to “call a spade a spade” and could the ΣΛ parity to be even. – on a high-statistics study of low-energy be blunt but his steps were always those of a in 1963 Max moved to cern, where hadron elastic-scattering and the search for prudent, correct and rigorous person. Albert M L (Bacco) Messiah died on 17 April San-Jean-de-Luz in the south-west of the the French colony from the Vichy French he spent the rest of his working life – with structures. Here, he pioneered a number of Max was a remarkable physicist. His 2013 in Paris. He had a remarkable life, both country where they hoped to be sheltered military forces who actively opposed the the exception of a sabbatical year at SLAc new techniques in multiwire proportional friends loved him: his death is a hard loss as a physicist and educator who wrote the from the nazis. After hearing a radio talk by Allies. At the end of 1944 he joined the in 1976. As one of the leaders in the Track chambers and ultraviolet cherenkov-light for them. fi rst books on modern quantum mechanics Marshal Pétain during the drive south – and 2nd Armored Division in the liberation chamber division, he continued to analyse detection. ● His colleagues and friends. from which two generations of French realizing that Pétain would not resist the of Strasbourg and was part of the allied physicists learnt quantum mechanics and as a nazis – Messiah resolved to leave France, advance into Germany. He was in the unit member of the Free French Army during the expecting to fi ght the Germans in Africa. that occupied Berchtesgaden and he took Second World War. He joined a group of Poles on a ship that trophies, including Hermann Goering’s Albert Messiah was born in nice on he thought would go to Africa. instead the briefcase and Adolf Hitler’s ruler, both of 23 September 1921. At the start of the ship went to London where Messiah joined which he later donated to the Museum of the VACUUM VALVES Second World War, he and his brother André charles de Gaulle and the Free French Liberation. were studying at the ecole Polytechnique forces. Having been a French Jew who escaped in the north of France. Their uncle hired in September 1940 Messiah joined an France to fi ght in the Free French Army of Request our NEW catalogue: www.vatvalve.com them to drive himself and his wife to expedition to Dakar that failed to liberate de Gaulle, he was awarded a grant to study

46 47

cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3

YI0404EC_Banner_VacuumValves_RequestOurNewCatalogue.indd 1 06.03.09 15:37:28 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Faces & Places

O B i t u a r i E s Massimiliano Ferro-Luzzi 1932–2013 Jean-Jacques Loeffel 1932–2013 Massimiliano (Max) Ferro-Luzzi, a well Max then turned for a while to weak Jean-Jacques Loeffel passed away from known cern physicist, passed away on interactions and neutrinos, fi rst in 1984 Alzheimer’s disease on 22 April. He was 18 March. His contributions to particle with an experiment at cern’s Proton 80 years old. physics span a period of more than 40 years. Synchrotron, then in 1986 at the Alternating Jean-Jacques was born in the “Jura Max grew up in Asmara (eritrea) and Gradient Synchrotron in Brookhaven, using bernois” in Bienne. He studied at eTH studied at rome university, where he joined Conversi fl ash tubes. He also conducted Zurich and began working on a PhD under the nuclear-emulsion group of edoardo some tests of the fi rst prototype for the Wolfgang Pauli. However, Pauli died at the Amaldi and graduated in 1955. Here, icAruS neutrino detector. narrow end of 1958 so it was res Jost who became he investigated antiproton reactions in resonances were again at stake from 1989 his supervisor. in autumn 1962, Jost sent emulsions exposed at Berkeley’s Bevatron, onwards, this time in p–p annihilations in Jean-Jacques to cern and it was then that where antiprotons had just been produced for the JeTSeT experiment at the Low-energy we in the Theory Division discovered his the fi rst time. Antiproton ring (LeAr), with an emphasis immense talents. He played a major role From the start – and throughout his on p–p → φ(1020)φ(1020) → 4K. Various in the collaboration that led to the KLM career – Max combined careful analysis particle-identifi cation devices were used to (Toichiro Kinoshita, Loeffel and André of data with special attention to technical cope with the four-kaon fi nal state, including Martin) paper. This considerably improved improvements (in this case the automation of a variant of the ring-imaging cherenkov the fi xed-angle bound on the high-energy track measurement) and better instruments. detector designed specially for this purpose. scattering amplitude compared with the With the scarce statistics available then, When LeAr ceased operation in 1995, previous result of Marcel Froissart, assuming no unexpected features showed up but the Max joined the DirAc collaboration, the Mandelstam representation. observation of a fi rst candidate for the decay Max Ferro-Luzzi. (Image credit: D Drijard.) looking for the formation of ππ atoms, Jean-Jacques then travelled to various – of a Σ + seems to have marked the beginning and led the cern group that played an places: Dubna (where he spoke French of Max’s interest in strange baryons, Kp and Kn interactions in hydrogen and important role in setting up and carrying with nicolai Bogoliubov and learnt a little including the Y* hyperons, as they were deuterium bubble chambers. His most out the experiment. He also took care russian), Seattle, new York university, the Jean-Jacques Loeffel. (Image credit: Liliane Loeffel.) known in those days. important contribution using data from of the design and implementation of the institute for Advanced Study in Princeton Starting in 1960, he spent three years at bubble chambers was the discovery and ionization hodoscope and trigger at the core and orsay – where he acted as a neutral as illustrated by the following example. Bethe lattices, illustrating the diversity of his Berkeley as a national Academy of Sciences study of baryonic resonances, especially the of the detector. Overall, the fi rst steps of negotiator between students and professors There were meetings between physicists and interests. fellow in Luis Alvarez’s legendary group. He elucidation of hyperon resonances. For this the experiment greatly benefi ted from his during the events of May 1968, but mathematicians in Strasbourg every year. on Jean-Jacques was not only immensely analysed the pictures of the 15 inch hydrogen he organized several successful european participation and guidance. nevertheless produced a fundamental paper one occasion, Arthur Wightman (who died not cultured in mathematics and physics but bubble chamber exposed to a K− beam. With collaborations, for example the cern- Max was a member of the Proton on the “inverse problem” at fi xed energy long ago), said that his student, Barry Simon, also in literature, philosophy, religion, the Λ(1520) and Σ(1660), he began a fruitful Heidelberg-Saclay (cHS) collaboration that Synchrotron and Synchrocyclotron (the reconstruction of a potential from the was convinced that carl Bender and Tai Tsun mineralogy, botany, ornithology and amateur career as a discoverer of hyperon states. By for a decade was the world champion team for Committee in 1981 and the scientifi c scattering amplitude). Last, he returned to Wu had made a mistake in their treatment of astronomy. He liked art, including modern carefully analysing data collected in Λ(1520) studying Kn two-body interactions below an secretary of the research Board in the years Switzerland and – after some time – became the anharmonic oscillator. on the train back art and music: he sang in the Bach choir in formation in K−p interactions, he was also able incident momentum of 2 GeV/c. Again, the 1984–1997. He retired from cern in 1997. professor at the university of Lausanne, to Switzerland, Jean-Jacques took a piece Lausanne with his wife, Liliane. in short he to determine – together with Bob Tripp and systematic studies of Y∗ formation were the intellectually rigorous yet tempered by teaching also at the École Polytechnique of paper and in three lines proved that it was was a perfect honnête homme. He also liked Mason Watson – the KpΣ parity. This result, basic ingredient for fully establishing Su(3) a degree of pragmatism in interpreting Fédérale de Lausanne. He was a rigorous Simon who was wrong. This led to important to make his friends taste excellent Vaudois when put together with previous knowledge symmetry and the quark model. experiments, Max was a keen advocate of teacher and published relatively few papers results on the bound states of the anharmonic white wines. on the KpΛ parity, indicated that the ΣΛ In the late 1960s Max was among the fi rst linguistic precision. The papers reporting his but they were all of a high level. oscillator. Jean-Jacques also did excellent For all of us, his passing is a great loss. parity was even. This was a key test for Su(3) to realize the need to move to electronic own results are models of the kind. He also He was sharp, deep and sometimes quick, work on Borel summable functions and on ● André Martin, CERN. symmetry because, if the Σ and the Λ are to be detectors. “in this twilight of the old took great care in presenting physics in an assigned to the same Su(3) octet, they must fashioned hadron spectroscopy,” as he put it, “organized”, pedagogical way, as shown by have even relative parity. The issue was settled Max formed a small group of counter- and his review papers and summer-school courses. defi nitely one year later by another team, in an bubble-chamber physicists who from 1970 He had a highly individual view of the world. Albert (Bacco) Messiah 1921–2013 experiment at cern that measured directly to 1980 focused – by purely electronic means He used to “call a spade a spade” and could the ΣΛ parity to be even. – on a high-statistics study of low-energy be blunt but his steps were always those of a in 1963 Max moved to cern, where hadron elastic-scattering and the search for prudent, correct and rigorous person. Albert M L (Bacco) Messiah died on 17 April San-Jean-de-Luz in the south-west of the the French colony from the Vichy French he spent the rest of his working life – with structures. Here, he pioneered a number of Max was a remarkable physicist. His 2013 in Paris. He had a remarkable life, both country where they hoped to be sheltered military forces who actively opposed the the exception of a sabbatical year at SLAc new techniques in multiwire proportional friends loved him: his death is a hard loss as a physicist and educator who wrote the from the nazis. After hearing a radio talk by Allies. At the end of 1944 he joined the in 1976. As one of the leaders in the Track chambers and ultraviolet cherenkov-light for them. fi rst books on modern quantum mechanics Marshal Pétain during the drive south – and 2nd Armored Division in the liberation chamber division, he continued to analyse detection. ● His colleagues and friends. from which two generations of French realizing that Pétain would not resist the of Strasbourg and was part of the allied physicists learnt quantum mechanics and as a nazis – Messiah resolved to leave France, advance into Germany. He was in the unit member of the Free French Army during the expecting to fi ght the Germans in Africa. that occupied Berchtesgaden and he took Second World War. He joined a group of Poles on a ship that trophies, including Hermann Goering’s Albert Messiah was born in nice on he thought would go to Africa. instead the briefcase and Adolf Hitler’s ruler, both of 23 September 1921. At the start of the ship went to London where Messiah joined which he later donated to the Museum of the VACUUM VALVES Second World War, he and his brother André charles de Gaulle and the Free French Liberation. were studying at the ecole Polytechnique forces. Having been a French Jew who escaped in the north of France. Their uncle hired in September 1940 Messiah joined an France to fi ght in the Free French Army of Request our NEW catalogue: www.vatvalve.com them to drive himself and his wife to expedition to Dakar that failed to liberate de Gaulle, he was awarded a grant to study

46 47

cerncourier www. V o l u m e 5 3 N u m b e r 6 J u l y /A u g u s t 2 0 1 3

YI0404EC_Banner_VacuumValves_RequestOurNewCatalogue.indd 1 06.03.09 15:37:28 CERN Courier July/August 2013 CERN Courier July/August 2013 Faces & Places Recruitment and work at the institute for Advanced French on quantum mechanics for many Study, Princeton, in the uS. The seminars years. Messiah later became the director of F OR ADVERTISING ENQUIRIES , CONTACT CERN C OURIER RECRUITMENT / CLASSIFIED, IOP P UBLISHING , TEMPLE C IRCUS , TEMPLE WAY, B RISTOL BS1 6HG, UK. TEL +44 (0)117 930 1264 FAX +44 (0)117 930 1178 E- MAIL SALES @ CERNCOURIER . COM at the institute were incomprehensible the physics division at the French Atomic P LEASE CONTACT US FOR INFORMATION ABOUT RATES , COLOUR OPTIONS , PUBLICATION DATES AND DEADLINES . to Messiah, who had only a high-school energy commission and a professor at the education in physics, and he became Pierre and Marie curie university in Paris. depressed to the extent that he considered Messiah collaborated with oscar abandoning his plans to become a physicist. Greenberg on identical particle statistics National Superconducting Fortunately he met robert Marshak at a other than bosons or fermions. This work www.stfc.ac.uk Cyclotron Laboratory meeting of the American Physical Society led directly to Greenberg’s suggestion FACULTY POSITION IN in Washington, Dc. Marshak suggested of parastatistics of order 3 for quarks, EXPERIMENTAL NUCLEAR SCIENCE that Messiah move to the university of which was the fi rst suggestion that quarks Michigan State University (MSU) invites applications for a faculty position in exper- rochester and work for a uS PhD in carry a hidden three-valued charge, now The Science and Technology Facilities Council brings strategic leadership imental nuclear science at the National Superconducting Cyclotron Laboratory to UK investments in large national and international research facilities, (NSCL). NSCL faculty members typically have joint appointments in an academic physics. colloquially called “colour”. together with delivering world-class science and technology. The Council department, such as Physics and Astronomy, Chemistry, or Engineering, where When Messiah returned to France, he Messiah’s fi rst wife Jacqueline, died is involved in some of the world’s most advanced facilities, such as ISIS. they are expected to teach and supervise graduate students. Applications are par- taught quantum mechanics at the French suddenly in 1962. He then married Janine ticularly encouraged in emerging areas of research and technology complement- ISIS is a world-leading source of pulsed neutrons and muons located at the ing NSCL’s existing research portfolio. These areas broadly include nuclear astro- nuclear centre at Saclay. There was no Grenier in 1964. He has three children, Rutherford Appleton Laboratory, near Oxford. We currently have an physics, the study of fundamental symmetries and neutrinos, nuclear structure text on quantum mechanics in French Martine, Antoine and Pierre Henri, as well opportunity for a Mechanical Engineer to join the ISIS Design Division and and reactions, and applications of nuclear techniques to other fields. until he wrote his two-volume Mécanique as four grandchildren. work closely with fellow engineers and scientists, providing high level The successful candidate is expected to add new research directions to the labo- Quantique, published by Dunod in 1959. We will remember Bacco for his warmth designs for one off items, then contributing to managing the manufacture, ratory, conduct worldleading research and innovative technological developments, installation and commissioning of the equipment you have produced. and contribute to the strong graduate and undergraduate science programs in one His books were translated to english by and kindness, for his sense of humour and for of the broad areas indicated above. Depending upon qualifications, the position G M Temmer, as well as to other languages. Albert “Bacco” Messiah. (Image credit: the depth of his understanding of physics. can be filled at the assistant, associate, or full professor level. Mechanical Engineer (£36,000 - £40,000 pa) The books were the standard references in Janine Messiah.) ● O W Greenberg, University of Maryland. NSCL is a world-leading laboratory for nuclear science and is operated as a Accelerator Design Engineering Group national user facility for research with rare isotope beams funded by the U.S. National Science Foundation (NSF). It is home to forefront research programs in Working for the ISIS Design Division, you will be responsible for the nuclear physics, nuclear astrophysics, nuclear chemistry and accelerator science high level engineering designs of complex mechanical components for with more than 50 Ph.D. students at any time. NSCL is a Core Institution of the Perihan Tolun 1934–2013 various parts of our particle accelerator, such as normal conducting Joint Institute for Nuclear Astrophysics (JINA), an NSF Physics Frontier Center. An magnets, RF structures, diagnostics and UHV vacuum systems. This Applied Isotope Science Program has recently been started. MSU is also funded by the U.S. Department of Energy to establish the Facility for Rare Isotope Beams work includes the conceptual phase of design, performing stress, (FRIB) as a national user facility. Research at FRIB promises major new thermal and other engineering calculations, through to the advances in many fields. Information about NSCL, JINA and FRIB can be found Perihan Tolun, the fi rst experimental particle procurement, testing and installation phases. physicist at the Turkey and Middle east at nscl.msu.edu, jinaweb.org and frib.msu.edu; details about NSCL faculty We are looking for an engineer with a thorough understanding of appointments are provided at http://www.hr.msu.edu/documents/ Technical university (MeTu), passed away fundamental engineering principles (thermal, stress, fluid dynamics), facacadhandbooks/NSCLFacPos.htm. on 27 May in istanbul at the age of 79. and the ability to apply this understanding to the design and operation The successful applicant must have a Ph.D. and normally is expected to have Perihan Tolun graduated in the top rank of broad range of bespoke equipment on our operational particle postdoctoral experience. Applications will be reviewed starting October 15, 2013. accelerator. An appetite for learning and an ability to cross boundaries For immediate consideration, please go to www.jobs.msu.edu and apply for from the science branch of Arnavutköy posting number 7953. Applicants should also email a cover letter with a CV, a list American college for Girls, a renowned into physics, electrical engineering, controls and plant are key attributes. of publications, a research plan (no more than two pages), and the names and high school in istanbul, in 1955. She then email addresses of at least three references to [email protected]. came fi rst among the physics applicants for An excellent index linked pension scheme and generous leave allowance MSU is committed to achieving excellence through cultural diversity. The universi- is included. Review of applications will commence on the 9th August. For ty actively encourages applications and/or nominations of women, persons of a rockefeller scholarship to study abroad for further information or to apply, please send your CV and a coving letter color, veterans and persons with disabilities. an advanced degree. She used the scholarship to: [email protected] to go to Bristol university, where she earned www.stfc.ac.uk www.isis.stfc.ac.uk her BSc in 1961 and a PhD in 1966. While in Bristol, she worked in cecil Powell’s group, participating in experiments at the Proton MSU is an Affirmative Action, Equal Opportunity Employer. Synchrotron, which is how her association with cern began. Following invitations from the eminent Perihan Tolun. (Image credit: M and N Simuhin.) Join us on Twitter for the Turkish physicists Erdal İnönü and Feza CERN Courier (color)European Spallation Source AB is Gürsey, Tolun joined the Physics Department image for the cHoruS experiment. A new 1991 onwards, her participation in the cern latest physics and Size: 2 (3.7”) x 6.5” at MeTu, Ankara, in 1966. She spent the system was later developed for the oPerA neutrino programme continued with the preparing to construct a world-leading Issue : July 21 European materials research centre in rest of her career there until her retirement experiment in the Gran Sasso national cHArM ii and cHoruS experiments, with engineering positions Lund, Sweden. ESS is partnered by a in 2001, with periods as a research associate Laboratory. signifi cant Turkish contribution, especially Deadline: June 28large number of European countries. at Yale university (1970–1971) and cern Tolun’s fi rst experiment at CERN, with in cHoruS. Following her lead, after the (1976–1977). She was remained an active Powell’s group for her PhD, involved the cHoruS experiment, MeTu joined the researcher at MeTu until the beginning of measurement of the magnetic moments of the oPerA collaboration. 2013, just before her illness was diagnosed. Λ0 and Σ+ hyperons. After she joined MeTu Tolun was highly respected: she was At METU, Tolun started the fi rst group in 1966, under her leadership the group from compassionate, courteous, thoughtful and Be part of the future! in experimental particle physics and set Ankara collaborated with cern, Lausanne, candid. She dedicated her life to science up a laboratory where manual stereo Munich and rome in the subsequent and her passing away is a great loss to the microscopes were installed for analysis experiment, making precision measurements particle-physics community in Turkey. She www.twitter.com/brightrecruits We are looking for a highly qualified: of elementary-particle tracks in plates of of the magnetic moment of the Λ0 hyperon. in will be remembered by her students and photographic emulsion. The lab was then 1977, her group joined the WA17 experiment, colleagues as a brilliant researcher, inspiring PerSonnel Protection SyStem engineer equipped with an automatic microscope measuring the lifetime of charmed hadrons teacher and adviser. system, in which a ccD camera reads out the produced in neutrino interactions. From ● Mehmet Zeyrek, METU/Ankara. See all our positions at: www.esss.se/careers

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