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几种紫外薄膜材料的光学常数和性能分析
引用本文:袁景梅,汤兆胜,齐红基,邵建达,范正修.几种紫外薄膜材料的光学常数和性能分析[J].光学学报,2003,23(8):84-988.
作者姓名:袁景梅  汤兆胜  齐红基  邵建达  范正修
作者单位:中国科学院上海光学精密机械研究所光学薄膜技术与研究发展中心,上海,201800
摘    要:分别采用电阻热蒸发和电子束热蒸发的方法,在石英基底上制备了十几种用于紫外光区的氧化物和氟化物单层膜,通过测其在200~2000nm波段内的透射率,计算出了这些膜材料在从紫外到红外波段内的折射率n和消光系数k的色散曲线,并由Tauc作图法求出了材料的带隙。

关 键 词:紫外薄膜材料  光学常数  性能分析  电阻热蒸发  子束热蒸发  折射率  消光系数  带隙  截止波长
收稿时间:2002/6/28

Analysis of Optical Property for Several Ultraviolet Thin Film Materials
Yuan Jingmei,Tang Zhaosheng,Qi Hongji,Shao Jianda,Fan Zhengxiu.Analysis of Optical Property for Several Ultraviolet Thin Film Materials[J].Acta Optica Sinica,2003,23(8):84-988.
Authors:Yuan Jingmei  Tang Zhaosheng  Qi Hongji  Shao Jianda  Fan Zhengxiu
Abstract:Some single layer films of different materials used in the ultraviolet region, which include oxide and fluoride, have been made on the fused silica substrate by resistive heating evaporation or electron beam bombardment technique. According to their transmissivity in 200~2000 nm, dispersion curves of these materials′ refractive index n and extinction coefficient k are obtained. Then their band gap through Tauc plot method and cut off wavelengths are got.
Keywords:film optics  refractive index  extinction coefficient  band gap  cut  off wavelength
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