Dynamical view of pair creation in uniform electric and magnetic fields

被引:95
|
作者
Tanji, Noato [1 ]
机构
[1] Univ Tokyo, Inst Phys, Tokyo 1538902, Japan
基金
日本学术振兴会;
关键词
Schwinger mechanism; Time-dependent Bogoliubov transformation; Flux tube; Back reaction; FLUX-TUBE MODEL; PARTICLE-PRODUCTION; VACUUM; QUARK; THERMALIZATION; QUANTIZATION; INSTABILITY; BEHAVIOR; PLASMA; DECAY;
D O I
10.1016/j.aop.2009.03.012
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Pair creation in a uniform classical electromagnetic field (Schwinger mechanism) is studied focusing on the time evolution of the distribution of created particles. The time evolution of the distribution in time-dependent fields is also presented as well as effects of back reaction. Motivated by the Glasma flux tube, which may be formed at the initial stage of heavy-ion collisions, we investigate effects of a magnetic field parallel to an electric field, and find that the magnetic field makes the evolution of a fermion system faster. (c) 2009 Elsevier Inc. All rights reserved.
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页码:1691 / 1736
页数:46
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