2004/10/26 by Stephen R. Armstrong, S.R. Armstrong · 1 citation
Physics and Astronomy · #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ex
paper · pdf · doi:10.1016/j.nuclphysbps.2005.01.141
Presented at the 6th International Conference on Hyperon, Charm and Beauty Hadrons - Chicago
arxiv created 2004/10/26 · openalex publication_date 2005/02/21 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28
Evidence for the production of exotic hadron states composed of five quarks (pentaquarks) has been searched for in data collected by the ALEPH, DELPHI, and L3 experiments at LEP. No significant signal is observed. Several 95% C.L. upper limits are set on the production rates of such particles.