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Baryon onset in a magnetic field

2014/12/19 by Alexander Haber, Haber, Alexander, Florian Preis +3
Computer Science · Physics and Astronomy · #Computational Physics and Python Applications #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High-Energy Particle Collisions Research #Nuclear Theory (nucl-th) #Scientific Research and Discoveries #hep-ph #nucl-th

paper · pdf · doi:10.48550/arxiv.1412.6282

5 pages, 3 figures, to appear in the proceedings of "Quark Confinement and the Hadron Spectrum XI", St Petersburg, September 8-12, 2014

arxiv created 2014/12/19 · openalex publication_date 2014/12/19 · arxiv updated 2014/12/22 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The critical baryon chemical potential for the onset of nuclear matter is a function of the vacuum mass and the binding energy. Both quantities are affected by an external magnetic field. We show within two relativistic mean-field models - including magnetic catalysis, but omitting the anomalous magnetic moment - that a magnetic field increases both the vacuum mass and the binding energy. For sufficiently large magnetic fields, the effect on the vacuum mass dominates and as a result the critical baryon chemical potential is increased.

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