[1] Li J Y, Xue H T, Li H and Song Y L 2007 Chin. J.
Mech. Engin. 20 44

[2] Zhong W, Yang J Y, Duan X K, Zhu W, Fan X A and Bao S Q
2007 Mater. Rev. 21 14 (in Chinese)

[3] Harris D H, Janowiecki R J, Semler C E, Willson M C and
Cheng J T 1970 J. Appl. Phys. 41 1348

[4] Alpher R A and White D R 1959 Phys. Fluids 2
153

[5] Jeffries R A 1970 Phys. Fluids 13 210

[6] Radley Jr R J 1975 Phys. Fluids 18 2

[7] Faris G W 2000 Opt. Express 7 447

[8] Xu J L and Jin S X 1981 Plasma Physics (Beijing:
Atomic Energy Publishing Company Press) (in Chinese)

[9] Xue H T, Li H and Li J Y 2004 Chin. J. Mech. Engin.
40 49 (in Chinese)

[10] Allen C W 1963 Astrophysical Quantities (London:
Athlone) chap 5 p 92

[11] Faris G W and Bergstr\"om H 1991 Appl. Opt. 30
2212

[12] Saha M N 1920 Philos. Mag. 238 472

[13] Jin Y M and Fan Y S 1983 The Physical Basis of Low
Temperature Plasma (Beijing: Tsinghua University Press) chap 4 p 58
(in Chinese)