Electric and plasma characteristics of RF discharge plasma actuation under varying pressures
Song Huimin†, , Jia Min, Jin Di, Cui Wei, Wu Yun
       

Optical emission spectrogram with the operating pressure of 10000 Pa. (a) PL = 14 W, exposure time is 1000 ms; (b) PL = 23 W, exposure time is 1000 ms; (c) PL = 33 W, exposure time is 500 ms.