May 6, 2005
 

 

B Factory Resumes Operations

By Matthew Early Wright

After a nearly five month shutdown, the B Factory experiment is back on-line and gathering data in earnest. The BABAR detector produced its first collisions since the restart on April 16.

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Evidence Mounts Against Pentaquarks

By Heather Rock Woods

They’re exotic. So exotic they may not exist. Pentaquarks are mysterious particles—whose existence is still in question—composed of four quarks and an antiquark. Quarks usually pair up to make mesons (like the B particles PEP-II produces) or flock together in triplets to make baryons like protons. Exotic baryons refer to pentaquarks, whose quantum numbers cannot be reduced down to those of regular baryons.

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Second GLAST Tower Installed

By Matthew Early Wright

GLAST has started to take physical shape with the installation of the second tracking tower last month. Now the team can perform the first tests ever of multiple towers in the grid array. Researchers expect to learn much about how the towers and the analysis software will cooperate to eventually produce sharp images of the gamma-ray sky.

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ES&H Safety Tip: Safety & Teen Workers


From summer employment to various summer school programs, SLAC provides wonderful opportunities for young people to learn about and participate in the work we do here at the Lab.

We have to remember, though, that they are young and need our help and instruction to identify and avoid safety hazards.

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The Stanford Linear Accelerator Center is managed by Stanford University for the US Department of Energy

Last update Friday May 06, 2005 by Topher White