论文标题

施温格极限及以后的等离子体动力学

Plasma dynamics at the Schwinger limit and beyond

论文作者

Brodin, Gert, Al-Naseri, Haidar, Zamanian, Jens, Torgrimsson, Greger, Eliasson, Bengt

论文摘要

通常以真空为初始条件或考虑测试粒子动力学来研究附近或高于Schwinger极限的强场物理学。然而,最初存在血浆,量子相对论机制(例如施温格配对创造)得到了经典血浆非线性的补充。在这项工作中,我们使用Dirac-Heisenberg-Wigner形式主义来研究超强电场的经典和量子机械机制之间的相互作用。特别是,确定初始密度和温度对等离子体振荡动力学的影响。

Strong field physics close to or above the Schwinger limit are typically studied with vacuum as initial condition, or by considering test particle dynamics. However, with a plasma present initially, quantum relativistic mechanisms such as Schwinger pair-creation are complemented by classical plasma nonlinearities. In this work we use the Dirac-Heisenberg-Wigner formalism to study the interplay between classical and quantum mechanical mechanisms for ultra-strong electric fields. In particular, the effects of initial density and temperature on the plasma oscillation dynamics are determined.

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