TEMPERATURE-DEPENDENCE OF INDEX OF REFRACTION OF POLYMERIC WAVE-GUIDES

被引:42
作者
MOSHREFZADEH, RS [1 ]
RADCLIFFE, MD [1 ]
LEE, TC [1 ]
MOHAPATRA, SK [1 ]
机构
[1] THREE M CO,3M CTR,SCI RES LAB,ST PAUL,MN 55144
关键词
D O I
10.1109/50.134194
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The temperature dependence of refractive index of polymer films was determined for a number of slab waveguides by a grating coupling method. This dependence was examined as a function of parameters such as molecular weight and glass transition temperature of the polymer. Temperature induced changes in N(TE)-N(TM), N being the effective index, were studied systematically for different slab waveguide compositions. It is shown that with proper device design and choice of polymeric materials, thermal effects can be reduced.
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页码:420 / 425
页数:6
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