论文标题

电介质等离子体固体界面的电动双层动力学建模

Kinetic modeling of the electric double layer at a dielectric plasma-solid interface

论文作者

Rasek, K., Bronold, F. X., Fehske, H.

论文摘要

对于与介电表面接触的无碰撞等离子体,对于单位概率电子和离子,分别被吸收和中和,从而将电子和孔注入传导和价带中,我们研究了非放射性电子孔通过介电内部的非放射性电子孔损失的血浆损失动力学。我们获得了一个自一致的嵌入式电层,并与等离子体和固体内部的准中性,无场区域合并。在描述了用于求解两组Boltzmann方程的数值方案之后,一种用于等离子体的电子和离子,一个用于固体的电子和孔,该传输问题引起了该固体问题,我们呈现了P型式介电的数值结果。除电势,密度和通量曲线外,还讨论了等离子体诱导的电子和孔分布功能的变化,从中出现了对介质内血浆损失的显微镜视图。

For a collisionless plasma in contact with a dielectric surface, where with unit probability electrons and ions are, respectively, absorbed and neutralized, thereby injecting electrons and holes into the conduction and valence band, we study the kinetics of plasma loss by nonradiative electron-hole recombination inside the dielectric. We obtain a self-consistently embedded electric double layer, merging with the quasi-neutral, field-free regions inside the plasma and the solid. After a description of the numerical scheme for solving the two sets of Boltzmann equations, one for the electrons and ions of the plasma and one for the electrons and holes of the solid, to which this transport problem gives rise to, we present numerical results for a p-doped dielectric. Besides potential, density, and flux profiles, plasma-induced changes in the electron and hole distribution functions are discussed, from which a microscopic view on plasma loss inside the dielectric emerges.

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