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Non-central heavy-ion collisions are the place to look for DCC

1998/02/03 by Masayuki Asakawa, M. Asakawa, Hisakazu Minakata +3 · 1 citation
Physics and Astronomy · #Anomaly (physics) #Computer science #Condensed matter physics #Geometry #Heavy ion #High-Energy Particle Collisions Research #Ion #Nuclear physics #Perpendicular #Physics #Plane (geometry) #Pulsars and Gravitational Waves Research #Quantum Chromodynamics and Particle Interactions #Quantum mechanics #Scattering #Space (punctuation) #hep-ph #nucl-th

paper · pdf · doi:10.1016/s0375-9474(98)00357-1

published as Nucl.Phys.A638:443c-446c,1998 · 4 pages (Latex), 3 embedded ps figures, espcrc1 style, talk given at Quark Matter 97, December 97, Tsukuba, Japan

arxiv created 1998/02/03 · openalex publication_date 1998/08/01 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

We give two reasons why we believe that non-central ultrarelativistic heavy ion collisions are the place to look for the disoriented chiral condensates (DCC). First, we argue that the most probable quench scenario for the formation of DCC requires non-central collisions. Second, we show by numerical simulations that strong electromagnetic fields of heavy ions can exert a surprisingly large effect on the DCC domain formation through the chiral anomaly. The effect again requires non-central collisions. Interestingly, the result of simulations is consistent with the formation of correlated two domains of the chiral condensate, which are aligned in space, perpendicular to the scattering plane, but misaligned in isospin space.

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