REFRACTIVE-INDEX OF LIF FILMS AS A FUNCTION OF TIME

被引:8
作者
HALTOM, TL
ARAKAWA, ET
WILLIAMS, MW
KRETSCHMANN, E
机构
[1] Oak Ridge National Laboratory, Health and Safety Research Division, Oak Ridge, TN
[2] Hamburg 6, Schaeferstr.28
[3] Millsaps College, Jackson, MS
来源
APPLIED OPTICS | 1979年 / 18卷 / 08期
关键词
D O I
10.1364/AO.18.001233
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The optical properties and thickness of evaporated LiF films on silver or aluminum were determined by attenuated total reflection techniques as a function of time after deposition.With the LiF films maintained in vacuum, the refractive index increased from ˜1.3 to ˜1.4, or close to the crystalline value, in the course of a few days.This implies that the LiF, loosely packed when first deposited, anneals over a period of time to the more closely packed crystalline configuration.The LiF films were found to be optically isotropic in contrast to earlier reports of anisotropy.© 1979 Optical Society of America.
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页码:1233 / 1236
页数:4
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