Friday, April 11, 2014

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Calendar Photo of the Day Frontier Science Result: CMS

Have a safe day! Edward Tufte's "Interplanetary Top partners Friday, April 11 Explorer" now installed for Feynman celebration 3:30 p.m. DIRECTOR'S COFFEE BREAK - 2nd Flr X-Over

4 p.m. Joint Experimental- Theoretical Physics Seminar - One West Speaker: Abby Vieregg, University of Chicago Title: Detection of B-mode Many extensions of the predict that the top has a heavier partner. Together, these Polarization on Degree control unreasonable predictions of the Angular Scales with the mass of the Higgs made by the familiar BICEP2 Experiment at the Standard Model. South Pole One consequence of quantum mechanics is that particles can change their identity, as long as they don't do it Saturday, April 12 for very long. As an example, the recently discovered can 7 p.m. temporarily morph into a - Pre-concert lecture antiquark pair before recombining into a - One West Higgs boson. The is then free to Speaker: Ralph Leighton turn into pairs of Z , W bosons Title: Richard Feynman's and (probably weirdest of all) Higgs Fantasy: The Marvelous Artist Edward Tufte's art installation "Interplanetary bosons. This behavior has been Stamps of Tannu Tuva Explorer" was put into place in front of Wilson Hall on Thursday. It is one piece of his art exhibit at established for all known subatomic 8 p.m. Fermilab. The exhibit opens tomorrow as part of the particles. So far, so good. Fermilab Arts Series - laboratory's Feynman celebration. Photo: Reidar Ramsey Auditorium Hahn While this frenzied morphing is common, Huun-Huur-Tu: Throat the impact it has on something like the Feature Singers of Tuva mass of the Higgs boson is less clear. It Tickets: $28/$14 turns out that this behavior is predicted David Toback elected as new to drive the mass of the Higgs boson to Monday, April 14 CDF co-spokesperson values far, far, higher than have been measured. Since the measurement is The CDF THERE WILL BE NO quite precise, the mismatch between collaboration elected PARTICLE prediction and what is observed is David Toback as co- ASTROPHYSICS perhaps the single most pressing spokesperson on SEMINAR THIS WEEK question facing LHC physicists and March 17. The Texas almost guarantees that the LHC will A&M physics 3:30 p.m. discover something completely new. If it professor will join DIRECTOR'S COFFEE doesn't, it may be that the Standard fellow CDF BREAK - 2nd Flr X-Over Model of will need spokesperson rethinking. 4 p.m. Costas Vellidis in leading the All Experimenters' David Toback Given the incredible success of the Meeting - Curia II experiment. Standard Model, it is theoretically Toback began working with the CDF popular to devise additions to the known collaboration in 1991, while he was a theory that will tame the crazy Click here for NALCAL, graduate student at the University of predictions of quantum mechanics. Two a weekly calendar with Chicago. But his CDF connection goes of the most popular ones are to invoke links to additional back even before his graduate work. and models in which the information. Toback has known CDF physicists and Higgs boson consists of smaller particles Ongoing and upcoming mentors Henry Frisch and Mel Shochet still. We need to remain open to all conferences at Fermilab since high school and graduated with credible solutions. Shochet's oldest son from the University of Chicago Laboratory High School. In supersymmetry, known particles in the Campaigns family have undiscovered "CDF has been good to me throughout cousins in the boson family and vice Take Five my life and career," Toback said. versa. For instance, the fermionic top quark is predicted to have a bosonic The CDF experiment is no longer stop squark. These two particles Weather collecting new data, so the role of the conspire together to cancel the huge spokesperson has changed over time, mass of the Higgs boson predicted by Sunny Toback said. He wants to ensure that the the traditional Standard Model. 66°/43° group maintains a paper review process as strong as it has always been in the The idea that a Higgs boson is Extended forecast past, so CDF can continue to produce composed of other particles also Weather at Fermilab high-quality publications. The predicts a partner of the fermionic top collaboration has a 400-person active quark, but unlike a supersymmetric Current Security Status author list. partner, it is also a fermion, not a boson. This model also says that the top quark, "My primary goal is to help support Secon Level 3 which has an electric charge of +2/3, has authors so they can publish the a partner with electric charge of +5/3. A important legacy papers," he said. "This particle with charge of +5/3 has never Current Flag Status includes measurements of the top mass, been observed, but such a particle is the W mass, the single top cross expected to decay in a striking way: The Flags at half staff sections and the final word on the top top partner would decay into a top quark forward-backward asymmetry." and a W boson. Since these top partners Wilson Hall Cafe Toback will replace outgoing co- would be produced in pairs, such an spokesperson Luciano Ristori beginning interaction would result in events with a top quark-antiquark pair and a W+W- Friday, April 11 June 1. pair. - Breakfast: blueberry- "I have huge shoes to fill — CDF owes CMS physicists have looked for events stuffed French toast him an enormous amount of gratitude," with these characteristics. No evidence - Breakfast: chorizo and Toback said. for them was found. Researchers were egg burrito "Dave's enthusiasm and persistence are able to establish that if these exotic top - Tuna melt exactly what we need to make sure we partners exist, they have a mass more - Smart cuisine: white fish finish publishing all our final legacy than 800 times that of a . This limit florentine results in a timely fashion," Ristori said. is more than twice as large as the best - Kielbasa and kraut previous measurement. - Eggplant parmesan Toback is currently the Thaman panino Professor as well as a member of the —Don Lincoln - Cilantro lime chicken George P. and Cynthia Woods Mitchell bowl Institute for Fundamental Physics and - Clam chowder Astronomy at Texas A&M. On CDF, he - Texas-style chili serves as co-convener of the Top + - Assorted pizza by the Beyond the Standard Model Group. slice Toback led the team that built the timing system for the CDF electromagnetic Wilson Hall Cafe menu calorimeter, an important upgrade for Chez Leon Tevatron Run II. He is the author of the textbook "Big Bang, Black Holes, No Math." Friday, April 11 Dinner —Amanda Solliday - Mixed greens with dried cranberries, walnuts and Milestone blue cheese - Veal limone - Escarole and Tuscan National Weather Service beans recognizes Fermilab - Mixed berry pie Wednesday, April 16 Lunch - Pork satay with peanut sauce - Jasmine rice - Peapods - Pineapple upside-down cake Chez Leon menu Call x3524 to make your reservation. Louis Uccellini (right), director of the National Weather Service, presents the Weather-Ready These US CMS scientists contributed to this Nation Ambassador award to Mike Weis (left), DOE analysis. Archives Fermi Site Office Manager, and Bill Flaherty (center), head of security at Fermilab and longtime organizer of the annual Severe Weather Seminar. Fermilab Today Photo: Ed Fenelon, NWS Forecast Office, Romeoville, Ill. Director's Corner At the recent Tornado and Severe Frontier Science Result Weather Seminar, the National Weather Service presented Fermilab with the Physics in a Nutshell National Oceanic and Atmospheric Administration's Weather-Ready Nation Tip of the Week Ambassador award. User University Profiles Through the award, NOAA formally Related content recognizes partners "who are improving the nation's readiness, responsiveness The CMS detector has been running with a minimal and overall resilience against extreme detection system, which was nevertheless Info instrumental in the discovery of the Higgs boson. In weather, water and climate events." order to increase redundancy in the future, Fermilab has hosted the local Tornado additional detectors have been added to the Fermilab Today and Severe Weather Seminar for 34 existing cathode strip chamber system. The US CMS people pictured here have made important is online at: years, partnering with WGN's Tom contributions in manufacturing these extra www.fnal.gov/today/ Skilling. detectors. Send comments and In Brief suggestions to: In Brief [email protected] Wilson Hall power outage - Heartbleed bug and Fermilab Visit the Fermilab Saturday, April 19 There has been much publicity about the home page Workers will perform electrical recently discovered Heartbleed bug in maintenance at the laboratory on Unsubscribe from OpenSSL software. The bug is used to Saturday, April 19. Wilson Hall will Fermilab Today encrypt and protect sensitive information undergo a power outage that day from 6 such as passwords and credit card a.m. to 6 p.m. The building will remain numbers, during transmission across the locked, and only authorized personnel Internet. Only certain versions and will be allowed to enter the building. configurations of OpenSSL are vulnerable, and early reports describing the types of sensitive information that In the News are exposed may be somewhat misleading. Capturing a super energetic In order to proactively address this named Big Bird issue, Fermilab has identified and From Wired, April 10, 2014 addressed any of our systems (primarily Web servers) that were vulnerable. We You're looking at a neutrino named Big have also been watching for and Bird. This particle, which has an energy 1,000 times that of the smashed blocking any external attempts to use together at the LHC, traveled across the this bug to extract information from us. universe before hitting an at the Moreover, the secure sites and services South Pole and being recorded at an most commonly used by Fermilab users enormous underground observatory — FermiMail, SharePoint, Fermilab Time named IceCube. & Labor, ServiceNow and VPN — were never susceptible. 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If you have concerns about your Announcements personal information being vulnerable at non-Fermilab websites, see this list of which popular sites are affected. Be Today's New Announcements careful about changing passwords until Barn Dance - April 13 you are informed that a site has been secured. And continue to be alert for spam email and phishing attempts to Strength Training registration due exploit people's nervousness about today these recent events to obtain your Budker Seminar - April 14 passwords by more traditional means. Interpersonal Communication Skills In the News course - April 16 Edward Tufte artist reception - April Latest CERN experiment 16 confirms existence of exotic Tour guides for Illini Alumni event - particle May 3 From Interactions.org, April 10, 2014 West bike rack area closed Scientists at CERN's Large Collider (LHC) have confirmed the On sale now: Fermilab Natural Areas existence of a new class of subatomic hats and shirts particles, exotic . Active For Life Multilab Challenge A new measurement performed by the A Smart Cuisine purchase earns you LHCb collaboration, one of the four large 10 bonus points experiments at the LHC at CERN, has confirmed the existence of the exotic Walk 2 Run - object labelled the Z(4430) . This particle 2014 Fermilab Golf League season is does not fit into the pattern of particles upon us we have seen up to now. The LHCb result confirms an observation made by Wednesday Walkers the Belle collaboration in 2008 that was later questioned and so resolves this Scottish country dancing meets previously unclear situation. Tuesday evenings at Kuhn Barn Read more International folk dancing meets Thursday evenings at Kuhn Barn Indoor soccer

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