[1] Houhnke D K, Holloway H, Kaiser S. Phase relations and transformatio ns in the system PbTe-GeTe,J.Phys.Chem. Solids,1972,33: 2053— 2062
[2] ZHANG Su-Ying, XU Bu-Yun, ZHANG Feng-Shan, et al. The prepara tion of Pb1-xGexTe crystal with high refractive index for IR coa ting, SPIE,1991,1519: 508—513
[4] ZHANG Su-Ying, CHENG Chi-Ping, LING Jie-Hua, et a l. The effects of processingconditions on Pb1-xGexTe film per formances,SPIE,1998,3175: 429—432