Special Issue: MIPT Nobel Prize Winners
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Igor Tamm 1895 - 1971 Awarded the Nobel Prize for Physics in 1958
Igor Tamm 1895 - 1971 Awarded the Nobel Prize for Physics in 1958 The famous Russian physicist Igor Evgenievich Tamm is best known for his theoretical explanation of the origin of the Cherenkov radiation. But really his works covered various fields of physics: nuclear physics, elementary particles, solid-state physics and so on. In about 1935, he and his colleague, Ilya Frank, concluded that although objects can’t travel faster than light in a vacuum, they can do so in other media. Cherenkov radiation is emitted if charged particles pass the media faster than the speed of light ! For this research Tamm together with his Russian colleagues was awarded the 1958 Nobel Prize in Physics. Igor Tamm was born in 1895 in Vladivostok when Russia was still ruled by the Tsar. His father was a civil engineer who worked on the electricity and sewage systems. When Tamm was six years old his family moved to Elizavetgrad, in the Ukraine. Tamm led an expedition to He graduated from the local Gymnasium in 1913. Young Tamm dreamed of becoming a revolutionary, but his father disapproved . However only his mother was able to convince him to search for treasure in the Pamirs change his plans. She told him that his father’s weak heart could not take it if something happened to him. In 1923 Tamm was offered a teaching post at the Second Moscow University and later he was And so, in 1913, Tamm decided to leave Russia for a year and continue his studies in Edinburgh. awarded a professorship at Moscow State University. -
Ins#Tute for Advanced Computa#Onal Science
Instute for Advanced Computaonal Science Robert J. Harrison, Director [email protected] 1 What is IACS? • A muldisciplinary instute with a focus on computaonal and data science • $20M endowment to support 3 endowed chairs and operaons (~$13M) • 12 core faculty, 32 affiliate faculty, 100+ students with plans to grow to 16+ core and 150+ students • Newly renovated space – ~6000 sq. ., 17 faculty offices, 45 students • Vision and mission to excel, lead and serve • Educaon and research without walls 2 IACS Organizaonal Chart Vision Our vision is to be an internaonally recognized center in data and computaonal science, having vibrant muldisciplinary research and educaon programs, with broad leadership and benefit across Stony Brook and SUNY, and with demonstrated economic benefit to New York State. 4 IACS Faculty and Community Community • Benefing from our instuonal Community and intellectual leadership, educaon and training, shared resources, and online materials Affiliated Affiliated faculty & students • Collaborators and strategic partners • Have full access to IACS resources and student awards/fellowships Core faculty and students Core • Faculty have 50% appointment in IACS with MOU • Fundamentals and applicaons of computaonal science 5 IACS Core Faculty - I • Alan Calder (astro. phys.) Deputy Director • Barbara Chapman (comp.sci.) • Rezaul Chowdhury (comp. sci.) • Marivi Fernández-Serra (cond. ma.) 6 IACS Core Faculty - II • Robert J. Harrison (chemistry) Director • Predrag KrsBć • Xiangmin Jiao (app. math.) • Marat Khairoutdinov (atmos. sci.) 7 IACS Core Faculty - III • Artem Oganov (materials) • Ma Reuter (math/chem. phys.) • Arnout van de Rijt (sociology) 8 IACS Research Themes Numerics and algorithms: Numerics and Jiao, Chowdhury, Harrison, (all) algorithms Materials and chemistry by design: Producvity Materials and Fernández-Serra, Oganov, KrsBć, and chemistry by Harrison, Reuter performance design Interdisciplinary faculty in Social sciences and humanies: foundaons and van de Rijt (and affiliates) applicaons of computaonal science Physical, env. -
Fotonica Ed Elettronica Quantistica
Fotonica ed elettronica quantistica http://www.dsf.unica.it/~fotonica/teaching/fotonica.html Fotonica ed elettronica quantistica Quantum optics - Quantization of electromagnetic field - Statistics of light, photon counting and noise; - HBT and correlation; g1 e g2 coherence; antibunching; single photons - Squeezing - Quantum cryptography - Quantum computer, entanglement and teleportation Light-matter Interaction - Two-level atom - Laser physics - Spectroscopy - Electronics and photonics at the nanometer scale - Cold atoms - Photodetectors - Solar cells http://www.dsf.unica.it/~fotonica/teaching/fotonica.html Energy Temperature LHC at CERN, Higgs, SUSY, ??? TeV 15 q q particle accelerators 10 K q GeV proton rest mass - quarks 1012K MeV electron rest mass / gamma rays 109K keV Nuclear Fusion, x rays, Sun center 106K Atoms ionize - visible light eV Sun surface fundamental components components fundamental room temperature 103K meV Liquid He, superconductors, space 1K dilution refrigerators, quantum Hall µeV laser-cooled atoms 10-3K neV Bose-Einstein condensates 10-6K peV low T record 480 picokelvin 10-9K -12 complexity, organization organization complexity, 10 K Nobel Prizes in Physics 2010 - Andre Geims, Konstantin Novoselov 2009 - Charles K. Kao, Willard S. Boyle, George E. Smith 2007 - Albert Fert, Peter Gruenberg 2005 - Roy J. Glauber, John L. Hall, Theodor W. Hänsch 2001 - Eric A. Cornell, Wolfgang Ketterle, Carl E. Wieman 1997 - Steven Chu, Claude Cohen-Tannoudji, William D. Phillips 1989 - Norman F. Ramsey, Hans G. Dehmelt, Wolfgang Paul 1981 - Nicolaas Bloembergen, Arthur L. Schawlow, Kai M. Siegbahn 1966 - Alfred Kastler 1964 - Charles H. Townes, Nicolay G. Basov, Aleksandr M. Prokhorov 1944 - Isidor Isaac Rabi 1930 - Venkata Raman 1921 - Albert Einstein 1907 - Albert A. -
Dc Josephson Current Between an Isotropic and a D-Wave Or Extended S-Wave Partially Gapped Charge Density Wave Superconductor
Chapter 12 dc Josephson Current Between an Isotropic and a d-Wave or Extended s-Wave Partially Gapped Charge Density Wave Superconductor Alexander M. Gabovich, Suan Li Mai, Henryk Szymczak and Alexander I. Voitenko Additional information is available at the end of the chapter http://dx.doi.org/10.5772/46073 1. Introduction The discovery and further development of superconductivity is extremely interesting because of its pragmatic (practical) and purely academic reasons. At the same time, the superconductivity science is very remarkable as an important object for the study in the framework of the history and methodology of science, since all the details are well documented and well-known to the community because of numerous interviews by participants including main heroes of the research and the fierce race for higher critical temperatures of the superconducting transition, Tc. Moreover, the whole science has well-documented dates, starting from the epoch-making discovery of the superconducting transition by Heike Kamerlingh-Onnes in 1911 [1–7], although minor details of this and, unfortunately, certain subsequent discoveries in the field were obscured [8–11]. As an illustrative example of a senseless dispute on the priority, one can mention the controversy between the recognition of Bardeen-Cooper-Schrieffer (BCS) [12] and Bogoliubov [13] theories. If one looks beyond superconductivity, it is easy to find quite a number of controversies in different fields of science [14, 15]. Recent attempts [16–18] to contest and discredit the Nobel Committee decision on the discovery of graphene by Andre Geim and Kostya Novoselov [19, 20] are very typical. The reasons of a widespread disagreement concerning various scientific discoveries consist in a continuity of scientific research process and a tense competition between different groups, as happened at liquefying helium and other cryogenic gases [9, 21–24] and was reproduced in the course of studying graphite films [25, 26]. -
Como Citar Este Artigo Número Completo Mais Informações Do
Encontros Bibli: revista eletrônica de biblioteconomia e ciência da informação ISSN: 1518-2924 Programa de Pós-graduação em Ciência da Informação - Universidade Federal de Santa Catarina STANFORD, Jailiny Fernanda Silva; SILVA, Fábio Mascarenhas e Prêmio Nobel como fator de influência nas citações dos pesquisadores: uma análise dos laureados de Química e Física (2005 - 2015) Encontros Bibli: revista eletrônica de biblioteconomia e ciência da informação, vol. 26, e73786, 2021, Janeiro-Abril Programa de Pós-graduação em Ciência da Informação - Universidade Federal de Santa Catarina DOI: https://doi.org/10.5007/1518-2924.2021.e73786 Disponível em: https://www.redalyc.org/articulo.oa?id=14768130002 Como citar este artigo Número completo Sistema de Informação Científica Redalyc Mais informações do artigo Rede de Revistas Científicas da América Latina e do Caribe, Espanha e Portugal Site da revista em redalyc.org Sem fins lucrativos acadêmica projeto, desenvolvido no âmbito da iniciativa acesso aberto Artigo Original Prêmio Nobel como fator de influência nas citações dos pesquisadores: uma análise dos laureados de Química e Física (2005 - 2015) Nobel Prize as an influencing factor in researchers' citations: an analysis of Chemistry and Physics laureates (2005 to 2015) Jailiny Fernanda Silva STANFORD Mestre em Ciência da Informação (PPGCI/UFPE) Bibliotecária-chefe Seminário Teológico Batista do Norte do Brasil (STBNB), Recife, Brasil [email protected] https://orcid.org/0000-0003-2112-6561 Fábio Mascarenhas e SILVA Doutor em Ciência da Informação (USP), Professor Associado Universidade Federal de Pernambuco, Departamento de Ciência da Informação, Recife, Brasil [email protected] https://orcid.org/0000-0001-5566-5120 A lista completa com informações dos autores está no final do artigo RESUMO Objetivo: Analisa a influência nos índices de citação por parte dos pesquisadores que foram contemplados pelo prêmio Nobel nas áreas da Física e Química no período de 2005 a 2015. -
Nikolay Luzin, His Students, Adversaries, and Defenders (Notes
Nikolay Luzin, his students, adversaries, and defenders (notes on the history of Moscow mathematics, 1914-1936) Yury Neretin This is historical-mathematical and historical notes on Moscow mathematics 1914-1936. Nikolay Luzin was a central figure of that time. Pavel Alexandroff, Nina Bari, Alexandr Khinchin, Andrey Kolmogorov, Mikhail Lavrentiev, Lazar Lyusternik, Dmitry Menshov, Petr Novikov, Lev Sсhnirelman, Mikhail Suslin, and Pavel Urysohn were his students. We discuss the time of the great intellectual influence of Luzin (1915-1924), the time of decay of his school (1922-1930), a moment of his administrative power (1934-1936), and his fall in July 1936. But the thing which served as a source of Luzin’s inner drama turned out to be a source of his subsequent fame... Lazar Lyusternik [351] Il est temps que je m’arr ete: voici que je dis, ce que j’ai d´eclar´e, et avec raison, ˆetre inutile `adire. Henri Lebesgue, Preface to Luzin’s book, Leˇcons sur les ensembles analytiques et leurs applications, [288] Прошло сто лет и что ж осталось От сильных, гордых сих мужей, Столь полных волею страстей? Их поколенье миновалось Alexandr Pushkin ’Poltava’ There is a common idea that a life of Nikolay Luzin can be a topic of a Shakespeare drama. I am agree with this sentence but I am extremely far from an intention to realize this idea. The present text is an impassive historical-mathematical and historical investigation of Moscow mathematics of that time. On the other hand, this is more a story of its initiation and turning moments than a history of achievements. -
X-Ray Diffraction & Elemental Analysis Welcome
X-ray Diff raction & Elemental Analysis Featured Rigaku Journal Article 2 Welcome X-ray thin-fi lm measurement techniques VII. (Pole fi gure All of us who put The Bridge together wish our readers a happy holiday period as we end measurement) one year and begin another. In 2014 we will be adding some interesting new features to The Bridge that should be useful from a training and educational perspective. The AZX400 Sequential 2 This particular issue has a number of articles concerning thin fi lms, both their production WDXRF Spectrometer and their properties. The use of thin fi lms continues to play a big part in the advancement AZX400 Application Report of new materials and The Bridge is committed to highlighting areas involving thin fi lm Analysis of MTJ structures technology in our overall mission of keeping abreast of advances in materials analysis. Featured Application Note 3 Enjoy the newsletter. Chemical Bath for Copper Foil Surface Treatment A bridge is often used to symbolize a connection or link between two places, and thus we felt The Bridge would be the perfect name for our eNewsletter, as we hope that it will act Rigaku Conferences 4 as a vehicle for the transmission of ideas and information between Rigaku and interested readers around the world. Supermini200 Spectrometer 5 BioSAXS-1000 6 Customer in the Spotlight 6 The fi rst BioSAXS-1000, The University of Texas Medical And a bridge is a two-way Branch at Galveston, UTMB structure, a concept that we will keep in mind as we not The Adventures of Captain Nano 7 only provide information about Rigaku, but also report Scientifi c Book Review 8 on interesting research and the associated laboratories Training Classes 9 around the world, publish technical book reviews that might help our readers in Recent Scientifi c 10 Papers of Interest their work, and highlight general news topics that are of interest to many Material Analysis in the News 11 people involved in materials analysis. -
50 31-01-2018 Time: 60 Min
8thAHMED BIN ABOOD MEMORIAL State Level Physics-Maths Knowledge Test-2018 Organized by Department of Physics Department of Mathematics Milliya Arts, Science and Management Science College, BEED Max. Marks: 50 31-01-2018 Time: 60 min Instructions:- All the questions carry equal marks. Mobile and Calculators are not allowed. Student must write his/her names, college name and allotted seat number on the response sheet provided. Student must stick the answer in the prescribed response sheet by completely blacken the oval with black/blue pen only. Incorrect Method Correct Method Section A 1) If the earth completely loses its gravity, then for any body……… (a) both mass and weight becomes zero (b) neither mass nor weight becomes zero (c) weight becomes zero but not the mass (d) mass becomes zero but not the weight 2) The angular speed of a flywheel is 3π rad/s. It is rotating at…….. (a) 3 rpm (b) 6 rpm (c) 90 rpm (d) 60 rpm 3) Resonance occurs when …. (a) a body vibrates at a frequency lower than its normal frequency. (b) a body vibrates at a frequency higher than its normal frequency. (c) a body is set into vibrations with its natural frequency of another body vibrating with the same frequency. (d) a body is made of the same material as the sound source. 4) The SI unit of magnetic flux density is…… (a) tesla (b) henry (c) volt (d) volt-second 5) Ampere’s circuital law is integral form of….. (a) Lenz’s law (b) Faraday’s law (c) Biot-Savart’s law (d) Coulomb’s law 1 6) The energy band gap is highest in the case of ……. -
Sterns Lebensdaten Und Chronologie Seines Wirkens
Sterns Lebensdaten und Chronologie seines Wirkens Diese Chronologie von Otto Sterns Wirken basiert auf folgenden Quellen: 1. Otto Sterns selbst verfassten Lebensläufen, 2. Sterns Briefen und Sterns Publikationen, 3. Sterns Reisepässen 4. Sterns Züricher Interview 1961 5. Dokumenten der Hochschularchive (17.2.1888 bis 17.8.1969) 1888 Geb. 17.2.1888 als Otto Stern in Sohrau/Oberschlesien In allen Lebensläufen und Dokumenten findet man immer nur den VornamenOt- to. Im polizeilichen Führungszeugnis ausgestellt am 12.7.1912 vom königlichen Polizeipräsidium Abt. IV in Breslau wird bei Stern ebenfalls nur der Vorname Otto erwähnt. Nur im Emeritierungsdokument des Carnegie Institutes of Tech- nology wird ein zweiter Vorname Otto M. Stern erwähnt. Vater: Mühlenbesitzer Oskar Stern (*1850–1919) und Mutter Eugenie Stern geb. Rosenthal (*1863–1907) Nach Angabe von Diana Templeton-Killan, der Enkeltochter von Berta Kamm und somit Großnichte von Otto Stern (E-Mail vom 3.12.2015 an Horst Schmidt- Böcking) war Ottos Großvater Abraham Stern. Abraham hatte 5 Kinder mit seiner ersten Frau Nanni Freund. Nanni starb kurz nach der Geburt des fünften Kindes. Bald danach heiratete Abraham Berta Ben- der, mit der er 6 weitere Kinder hatte. Ottos Vater Oskar war das dritte Kind von Berta. Abraham und Nannis erstes Kind war Heinrich Stern (1833–1908). Heinrich hatte 4 Kinder. Das erste Kind war Richard Stern (1865–1911), der Toni Asch © Springer-Verlag GmbH Deutschland 2018 325 H. Schmidt-Böcking, A. Templeton, W. Trageser (Hrsg.), Otto Sterns gesammelte Briefe – Band 1, https://doi.org/10.1007/978-3-662-55735-8 326 Sterns Lebensdaten und Chronologie seines Wirkens heiratete. -
1 / 3 Anwendungen Von Festkörperphysik 1 / 4
1 / 3 Anwendungen von Festkörperphysik Elektronik/Optoelektronik 1 / 4 Anwendungen von Festkörperphysik Organische (Opto-)elektronik Selbstreinigende Oberflächen Energietechnologie 2 1 / 5 Anwendungen von Festkörperphysik „intelligente“ Materialien Schaltbare Molekülschichten Magnetoelektrische Sensoren „Brain-Maschine-Interface“ 1 / 6 Nobelpreise für Physik zu festkörperphysikalischen Themen 1913 Heike Kamerlingh Onnes 1914 Max von Laue 1915 William Henry Bragg, William Lawrence Bragg 1920 Charles Edouard Guillaume 1921 Albert Einstein 1923 Robert Andrews Millikan Details siehe 1924 Karl Manne Siegbahn 1926 Jean Baptiste Perrin http://almaz.com/nobel/ 1937 Clinton Davisson, George Paget physics/physics.html 1946 Percy W. Bridgman 1956 William B. Shockley, John Bardeen und Walter H. Brattain 1961 Rudolf Mößbauer 1962 Lev Landau 1971 Louis Néel 1972 John Bardeen, Leon Neil Cooper, Robert Schrieffer 1973 Leo Esaki, Ivar Giaever, Brian Davon Josephson 1977 Philip W. Anderson, Nevill F. Mott, John H. van Vleck 1978 Pjotr Kapiza 1982 Kenneth G. Wilson 1985 Klaus von Klitzing 1986 Ernst Ruska, Gerd Binnig, Heinrich Rohrer 1987 Johannes Georg Bednorz, Karl Alex Müller 1991 Pierre-Gilles de Gennes 1994 Bertram N. Brockhouse, Clifford Glenwood Shull 1996 David M. Lee, Douglas D. Osheroff, Robert C. Richardson 1998 Robert B. Laughlin, Horst Ludwig Störmer, Daniel Chee Tsui 2000 Schores Alfjorow, Herbert Kroemer, Jack S. Kilby 2001 Eric A. Cornell, Wolfgang Ketterle, Carl E. Wieman 2003 Alexei Abrikossow, Witali Ginsburg, Anthony James Leggett 2007 -
Photon Mapping Superluminal Particles
EUROGRAPHICS 2020/ F. Banterle and A. Wilkie Short Paper Photon Mapping Superluminal Particles G. Waldemarson1;2 and M. Doggett2 1Arm Ltd, Sweden 2 Lund University, Sweden Abstract One type of light source that remains largely unexplored in the field of light transport rendering is the light generated by superluminal particles, a phenomenon more commonly known as Cherenkov radiation [C37ˇ ]. By re-purposing the Frank-Tamm equation [FT91] for rendering, the energy output of these particles can be estimated and consequently mapped to photons, making it possible to visualize the brilliant blue light characteristic of the effect. In this paper we extend a stochastic progressive photon mapper and simulate the emission of superluminal particles from a source object close to a medium with a high index of refraction. In practice, the source is treated as a new kind of light source, allowing us to efficiently reuse existing photon mapping methods. CCS Concepts • Computing methodologies ! Ray tracing; 1. Introduction in the direction of the particle but will not otherwise cross one an- other, as depicted in figure 1. However, if the particle travels faster In the late 19th and early 20th century, the phenomenon today than these spheres the waves will constructively interfere, generat- known as Cherenkov radiation were predicted and observed a num- ing coherent photons at an angle proportional to the velocity of the ber of times [Wat11] but it was first properly investigated in 1934 particle, similar to the propagation of a sonic boom from supersonic by Pavel Cherenkov under the supervision of Sergey Vavilov at the aircraft. Formally, this occurs when the criterion c0 = c < v < c Lebedev Institute [C37ˇ ]. -
Lect. 20: Lasers
Lect. 20: Lasers Optical Amplifier E2 Pin Pout = G Pin E1 Light source based on stimulated emission? - Use photons produced by spontaneous emission as initial seeds - Recycle output photons as seeds for further stimulated emission - Use mirror for recycling output photons LASER: Light Amplification by Stimulated Emission Radiation Optoelectronics (16/2) W.-Y. Choi Lect. 20: Lasers LASER: Optical Amplifier + Mirror Pump Gain Medium R R L Optical property of gain medium: n, g Imaginary part for k ? g g is due to absorption and stimulated emission knk0 j 2 g depends on material property, , amount of pumping factor of 2 because g is often defined for power Optoelectronics (16/2) W.-Y. Choi Lect. 20: Lasers Pump g Gain Medium knkj 0 2 R R Z=L Assume initially there is one photon moving in z-direction inside gain medium What is the condition that this this photon can be maintained within? No loss after one round trip. jkL jkL Ee00 re r E 11 re22 jkL1 e jkL2 rR2 1 1 ee jnkL2 0 gL eegL and jnkL2 0 1 R R Optoelectronics (16/2) W.-Y. Choi Lect. 20: Lasers 1 Pump eegL and jnkL2 0 1 R Gain Medium gL 111 From eg, th ln R LR R R L ==> Sufficient gain to compensate mirror loss 2L Frome jnkL2 0 1, 22nk L m or Lm 0 nm 2n cavity length should be multiples of half wavelength: mode Photons are in phase after one round trip Optoelectronics (16/2) W.-Y. Choi Lect. 20: Lasers 11 2L Two conditions for lasing: (1) g ln and (2) th L Rnm In real lasers, gain is function of wavelength gth λ λ Lasing spectrum Lasing modes has non-zero linewidth λ Laser length determines mode wavelength Optoelectronics (16/2) W.-Y.