Matter effects on η and η' mesons

1998/11/18 by V. Tiwari, Vivek Kumar Tiwari, Anirban Kundu +2
Physics and Astronomy · #FOS: Physical sciences #High-Energy Particle Collisions Research #Nuclear Theory (nucl-th) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #nucl-th

paper · pdf · doi:10.48550/arxiv.nucl-th/9811064

LaTeX file + 5 figures, requires epsf.sty

arxiv created 1998/11/18 · openalex publication_date 1998/11/18 · arxiv updated 2009/12/01 · openalex created_date 2024/04/10 · openalex updated_date 2026/07/28

Abstract

We show how the nuclear medium affects the masses of the η and η' mesons. The change should be easily detectable for dense matter and/or strong η(η')N N coupling. We also find that the η-η' mixing angle is less in magnitude in the nuclear matter than in vacuum.

Related

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• Υ and η_b mass shifts in nuclear matter and the nucleus bound states
• Υ and η_b nuclear bound states