A computational modeling study on the helium atmospheric pressure plasma needle discharge

Qian Mu-Yang†^a), Yang Cong-Ying^b), Liu San-Qiu^a), Wang Zhen-Dong^a), Lv Yan^a), Wang De-Zhen^c)

The total ionization rates (including R3–R6, R29, R36, R46–R49 in Table 3 ) of plasma needle discharge at 6.5 ns, (a) 0.2 SLM and tip radius 100 μm; (b) 0.2 SLM and tip radius 200 μm; and (c) 0.8 SLM and tip radius 200 μm.