[1] J. Goldhar, W. R. Rapoport, J. R. Murray. An injection-locked unstable resonator rare-gas halide discharge laser of narrow linewidth and high spatial quality. IEEE J. Quant. Electron., 1980, 16(2): 235~241
[3] Lei Jianqiu, Liang Peihui, Shen Qimin. Using an aperture to measure the divergence evolution of injection-locked copper vapor laser pulse. Opt. Commun., 1994, 111(15): 483~487