[1] [1] Platt U,Perner D,Patz H W.Journal of Geophysical Research,1979,84(10):6329.

[2] [2] Platt U.Phys.Chem.Chem.Phys.,1999,1:5409.

[7] [7] Brewer A W,Mcelroy C T,Kerr J B.Nature,1973,246:129.

[8] [8] Noxon J F.Science,1975,189(4202):547.

[9] [9] Solomon S,Schmeltekopf A L,Sanders R W.Journal of Geophysical Research,1987,92(7):8311.

[10] [10] Galle B,Oppenheimer C,Geyer A,et al.Journal of Volcanology and Geothermal Research,2002,119:241.

[11] [11] Elias T,Sutton A J,Oppenheimer C,et al.Bulletin of Volcanology,2006,68(4):313.

[12] [12] McGonigle A J S,Thomson C L,Tsanev V I,et al.Atmospheric Environment,2004,38:21.

[13] [13] Li Ang,Liu Cheng,Xie Pinhua,et al.Proceedings of SPIE,2005,5832:371.

[14] [14] Grainger J F,Ring J.Nature,1962,193:762.

[15] [15] Honninger G,Friedeburg C V,Platt U.Atmospheric Chemistry and Physics,2004,4:231