Determination of the number of J/ψ events with J/ψ → decays

2012/07/12 by BESIII collaboration, BESIII Collaboration
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ex

paper · pdf · doi:10.48550/arxiv.1207.2865

12 pages, 14 figures; (the paper has been received by the Chinese Physics C.)

arxiv created 2012/07/12 · openalex publication_date 2012/07/12 · arxiv updated 2012/08/27 · openalex created_date 2024/04/10 · openalex updated_date 2026/07/28

Abstract

The number of J/ψ events collected with the BESIII detector at the BEPCII from June 12 to July 28, 2009 is determined to be (225.3±2.8)×10⁶ using J/ψ→ inclusive events, where the uncertainty is the systematic error and the statistical one is negligible.

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