Enhanced evanescent mode light trapping in organic solar cells and other low index optoelectronic devices

被引:61
作者
Green, Martin A. [1 ]
机构
[1] Univ New S Wales, ARC Photovolta Ctr Excellence, Sydney, NSW 2052, Australia
来源
PROGRESS IN PHOTOVOLTAICS | 2011年 / 19卷 / 04期
基金
澳大利亚研究理事会;
关键词
light trapping; absorption; organic solar cells; ABSORPTION; EFFICIENCY;
D O I
10.1002/pip.1038
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
A new light-trapping scheme is described based on tunnelling evanescent waves. The scheme is particularly suitable for low index materials such as organic solar cells and polar inorganic semiconductors such as CdTe, or dielectric layers containing, for example, upconverters. The 4n(2) macroscopic limit on light trapping, where n is refractive index, can be exceeded by a large margin using the new scheme. Copyright (C) 2010 John Wiley & Sons, Ltd.
引用
收藏
页码:473 / 477
页数:5
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