[1] |
Colin S,Willet, Introduction to Gas Lasers, Population Inversion Mechanisms, Oxford, Pertamon Press,1974. |
[2] |
R,Deloche, A,N,Soldetov, The 6th Iat,Conl,on Cias Discharges and mete Appllcations,1980, P.15, |
[3] |
M,D, Scbeer,同上,1980, P.82. |
[4] |
J.Phys,D, Appl,pPhys.,1981, No,14,P.35. |
[5] |
M,Janossy and P.Tuorinen, Acta physics Acadamian Sci,Hungurican,1979, No.46,P,167. |
[6] |
J.A.Harrison, Proe.Phys,Sci,, 1959, Vol,73, P,841. |
[7] |
Mitchell A,C,O,and Zamansky,M.W.,Resonancl Radiation and Ezclted Atoms Cambridge, University Press, 1934. |