Higher Precision Analysis Doesn’t Yield Pentaquark

Physics /

Jul 01, 2005 | 5 / 5 (1) | 0

New, higher precision data that could only have been gathered at the Department of Energy’s Thomas Jefferson National Accelerator Facility (Jefferson Lab) shows the Theta-plus pentaquark doesn’t appear in ...

Is it or isn't it? Pentaquark debate heats up

Physics /

Apr 21, 2005 | not rated yet | 0

New data from the Department of Energy's Jefferson Lab shows the pentaquark doesn't appear in one place it was expected. The result contradicts earlier findings in this same region and adds to the controversy over whether ...

USC scientist works to verify enigmatic pentaquark

Physics /

Aug 22, 2004 | 5 / 5 (2) | 0

This new particle, called Theta+, is believed to be the first observed "pentaquark," a type of matter composed of five subatomic quarks instead of the standard three or the more unstable two. "Discovered" b ...