Fermilab Today

Tuesday, April 11, 2006

CDF measures subtle dance Tuesday, April 11 between matter, antimatter The Secretary's visit 3:30 p.m. DIRECTOR'S COFFEE BREAK - 2nd Flr X-Over 4:00 p.m. Accelerator Physics and Technology Seminar - 1 West Speaker: A. Burov, Fermilab Title: Coherent Transverse Electron- Antiproton Instability In the Recycler Ring

Wednesday, April 12 Samuel Bodman (center) and Pier Oddone The figure shows the CDF measurement of (right) get a tour of the Lab. (Click on image 11:00 a.m. Fermilab ILC R&D Meeting - the B_s oscillation frequency at 2.8 trillion for larger version.) 1 West times per second. The analysis is designed Last Friday we had the honor of hosting Speaker: P. Garbincius, Fermilab such that possible oscillation frequencies Secretary Samuel Bodman and his wife Title: Cost Estimating Activities have an amplitude consistent with 1.0 while Diane Bodman. I accompanied the 3:30 p.m. DIRECTOR'S COFFEE those not present in the data will have an Secretary and Mrs. Bodman throughout BREAK - 2nd Flr X-Over amplitude consistent with zero. Image their visit, first with an overview of the 4:00 p.m. Fermilab Colloquium - 1 West courtesy CDF collaboration. (Click images for laboratory and its future as well as a view Speaker: G. Hart, Stony Brook University larger version.) over the ring from Wilson Hall's 15th Title: Solid Freeform Fabrication of floor. We next visited the CDF Assembly The CDF collaboration announced today Aesthetic Objects Hall and its impressive detector and the (April 11, 2006) the precision Industrial Building where the Secretary measurement of extremely rapid could see the work we are doing for the Chance of Showers 75º/57º transitions between matter and Large Hadron Collider and hear antimatter. As amazing as it may seem, it presentations on the CMS detector. Ray Extended Forecast has been known for 50 years that very Orbach, Director of the Office of Science, special species of subatomic particles and Robin Staffin, Associate Director for Weather at Fermilab can make spontaneous transitions High Energy Physics also accompanied between matter and antimatter. In this the Secretary. Afterwards, the Secretary exciting new result, CDF physicists conducted an all hands meeting measured the rate of the matter- (reported in yesterday's Fermilab Today) Secon Level 3 antimatter transitions for the B_s and later met with the press. Several (pronounced "B sub s") meson, which articles in the local press appeared the consists of the heavy bottom quark following day. bound by the strong nuclear interaction to a strange anti-quark, a staggering rate What kind of an impression does that challenges the imagination - 3 trillion Fermilab leave with a first-time visitor? It times per second. is hard for us who work at the laboratory to step back and imagine what that Dr. Raymond Orbach, Director of the impression might be. From the very DOE Office of Science, congratulated the beginning, it is clearly a place where

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CDF collaboration on "this important and Tuesday, April 11 many nations meet. From the flags flying fascinating new result." Dr. Orbach -Creamy Turkey Vegetable in front of Wilson Hall that greet a visitor, continued: "Exploration of the anti-world's -Chicken Gyros to the many scientists who come from mysteries is a crucial step towards our -Salisbury Steaks w/Mushroom Au Jus abroad to collaborate on experiments understanding of the early universe, and -Italian Panini w/Provolone and make Fermilab home while they are how we came to be. Discoveries as -Assorted Pizza here, the impression is of a remarkable important as oscillations to and from the -Supreme Baked Pizza international institution. Our concern for antiworld have been made possible by - Chipotle Chili & Queso Nachos safety and conduct of operations comes the remarkable, record-breaking Run II Supreme through in the briefings to our visitors and luminosity of the Tevatron, a tribute to the care with which each visitor is the skill of the Fermilab family. We look The Wilson Hall Cafe accepts Visa, treated. The sense of adventure and of forward to continuing world leadership in Master Card, Discover and American discovery comes through every person high energy physics at this wonderful Express. who explains what he or she is doing and laboratory." why. And the enormous technological Wilson Hall Cafe Menu developments that are needed to carry Over the last 20 years, a large number of out our science cannot fail to impress. experiments worldwide have participated Wednesday, April 12 The most important assets though, as in a program to perform high precision Lunch the Secretary emphasized in his speech, measurements of the behavior of matter -Barbecued Pork RiBs are not the accelerators and detectors, and antimatter, especially as it pertains -Braised Greens but the people who contribute in many to strange, charm and bottom quarks. -Carrots Marsala different ways to the success of this The physics of particles containing -Vernazza Cake laboratory. The competence, enthusiasm bottom quarks is so exciting that two and ability of everyone who planned, accelerator complexes; one in Stanford Thursday, April 13 prepared and participated in the visit California and the other in Tsukuba Dinner were impressive. I want to thank all of Japan were constructed to study these -Roasted Vegetable Salad w/Feta you for making the visit of Secretary and particles. Scientists hope that by -Veal Chops Oreganata Ms. Bodman a great success. assembling a large number of precise -Porcini and Tomato Risotto measurements involving the exotic -Swiss Chard in Garlic & Olive Oil behavior of these particles, they can Fermilab Folk Club Barn Dance -Pear & Almond Strudel begin to understand why they exist, how Fermilab Folk Club Barn Dance Sunday, they interact with one another and what April 16 at 2 p.m. with music by Chez Leon Menu role they played in the development of Superstring Theory and calling by Paul Call x4512 to make your reservation. the early universe. Although none of Ford. More info at the folkclub webpage. them exists in nature today, these Search the Fermilab Today Archive particles were present in great NALWO Indian Cooking abundance in the early universe. Demonstration Get ready for the

Scientists can only study them at large NALWO Indian cooking demonstration particle accelerators. on April 24, from 10:00 a.m. to 2:00 p.m. —Mike Perricone at Chez Leon in the User's Center. Come learn traditional techniques and recipes Click here to read the full release as well as modern methods and tricks. Stay for lunch to taste the results! RSVP to [email protected] or call (630) 305-7769.

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Fermilab Today is online at: http://www. FYI: The AIP Bulletin of fnal.gov/today/ Science Policy News, All New Spring Fling Book Fair, April 6, 2006: April 26, 27 Send comments and suggestions to Upbeat Hearing for OSTP Director Matt and Breanne McEntee from Books [email protected] John Marburger R Fun have heard your comments about

past book fairs and are going to bring Fermilab Today archive While not all federal science and you a whole new lineup every season. Fermilab Today PDF Version technology programs were discussed Along with Imagine Nation Books, LTD., during the April 4 House appropriations they are going to offer a brand new Fermilab Result of the Week archive subcommittee hearing with OSTP product line for the fair on April 26 and

Fermilab Safety Tip of the Week archive Director John Marburger, it provided 27. Breanne commented, "I have never critical insight into how key appropriators seen such a colorful, interesting, and Linear Collider News archive view important components of the FY diverse lineup of products at such great

2007 S&T budget request. Almost all prices." We are excited to be working Fermilab Today classifieds indications were positive. with them again this year and with SuBscribe/UnsuBscribe Imagine Nation Books. Check out the fair to Fermilab Today Chairman Frank Wolf (R-VA) and his on April 26 from 10 a.m. - 6 p.m. and colleagues on the House Science, State, April 27 from 7 a.m. - 3 p.m. in the Justice, and Commerce Appropriations Atrium. Proceeds from the book fair go Subcommittee met with Marburger for toward subsidizing some of our almost two hours. While there was a brief Recreation programs. mention of the budget request for the Office of Science and Technology Policy, Plan Ahead for Tours the majority of the time was given to a Employees who want to bring students thoughtful discussion of American for a Lab tour must contact Nancy science and technology and appropriate Lanning at [email protected] or X 5588 supportive federal policy. Wolf began by to make arrangements. The Education congratulating and thanking Marburger Office is happy to provide a docent to go for his efforts in crafting the American along. Docents are experienced tour Competitiveness Initiative (ACI). Wolf guides and can help in case of an quickly added that it would be an emergency. We appreciate two weeks "enormous challenge" to fund all of the notice. Administration's FY 2007 budget initiatives. Upcoming Activities Read More

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