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以单质Zn,Se和H2为原料,采用低压化学气相沉积方法在温度为630℃~750℃,压力为300Pa~1000 Pa条件下制备出了性能优异的ZnSe多晶材料.性能测试表明,制备出的CVD ZnSe多晶材料在0.55 μm~22 μm,及8μm~14μm波段的平均透过率超过70%(1 mm厚),在3.39μm处的应力双折射为54 nm/cm.其光学透过性能与美国采用Zn和H2Se气体为原料制备出的CVD ZnSe多晶非常接近.

参考文献

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[5] Daniel C Harris.Materials for Infrared Windows and Domes:Properties and Performance[M].SPIE Optical Engineering Press,1999:31.
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