Numerical study of the effect of water content on OH production in a pulsed-dc atmospheric pressure helium

Numerical study of the effect of water content on OH production in a pulsed-dc atmospheric pressure helium–air plasma jet

Qian Mu-Yang^{1, †,}, Yang Cong-Ying², Wang Zhen-dong^{1, ‡,}, Chen Xiao-Chang¹, Liu San-Qiu¹, Wang De-Zhen³

Space-averaged ionization rate of helium (electron-impact ionization, R3–R5 in Table1), O₂(electron-impact ionization R29, Penning ionization by He* and(R60 and R61)), N₂(electron-impact ionization R36, Penning ionization by He* and(R62 and R63), charge transfer reactions by He⁺and(R64, R66, R67, R68))), H₂O (electron-impact ionization R37, Penning ionization by He* and(R71 and R72), charge transfer reactions by He⁺(R70)).