Title :
Near-omni-directional sub-micron silica light-trapping monolayer for amorphous Si photovoltaic devices
Author :
Huang, Wen-Hsien ; Shieh, Jia-Min ; Shen, Chang-Hong ; Huang, Jung Y. ; Kuo, Hao-Chung ; Pan, Fu-Ming ; Hsu, Chih-Wei ; Dai, Bau-Tong ; Lee, Ching-Ting ; Pan, Ci-Ling ; Yang, Fu-Liang
Author_Institution :
Nat. Nano Device Labs., Hsinchu, Taiwan
Abstract :
The non-closely packed (surface-coverage of 55-65%) sub-micron silica sphere (400 nm) light-trapping monolayer was introduced to boost photocurrent (efficiency) of thin film amorphous solar cells by 15% (6.9%). The enhancement is nearly omni-directional.
Keywords :
amorphous semiconductors; monolayers; photoconductivity; photoemission; silicon compounds; solar cells; thin film devices; SiO2; amorphous Si photovoltaic device; near-omnidirectional submicron silica light trapping monolayer; nonclosely packed submicron silica sphere light trapping monolayer; photocurrent; size 400 nm; thin film amorphous solar cell; Indium tin oxide; Optical surface waves; Photoconductivity; Photovoltaic cells; Roads; Silicon; Silicon compounds;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
