A Probe Method for Microwave Diagnostics of Pulsed Plasmaстатья
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Дата последнего поиска статьи во внешних источниках: 13 июня 2019 г.
Аннотация:An original method for microwave diagnostics of pulsed plasma is proposed and tested. The object of the diagnostics is a shock-compressed plasma layer that is formed when a high-speed plasma jet created by a magnetic-plasma compressor is decelerated by a barrier. The essence of this method consists in placing a small resonant cavity on the plasma-jet path. This cavity is simultaneously a barrier and a diagnostic tool. The plasma parameters (the electron concentration and the electron-collision frequency) are calculated from the measured values of the probing microwave signal power transmitted through the resonant cavity and reflected from it.