Conjunction of fiber solar cells with groovy micro-reflectors as highly efficient energy harvesters

被引:96
作者
Fu, Yongping [1 ]
Lv, Zhibin [1 ]
Hou, Shaocong [1 ]
Wu, Hongwei [1 ]
Wang, Dang [1 ]
Zhang, Chao [1 ]
Chu, Zengze [1 ]
Cai, Xin [1 ]
Fan, Xing [1 ]
Wang, Zhong Lin [2 ]
Zou, Dechun [1 ]
机构
[1] Peking Univ, Coll Chem & Mol Engn, Minist Educ, Beijing Natl Lab Mol Sci,Key Lab Polymer Chem & P, Beijing 100871, Peoples R China
[2] Georgia Inst Technol, Sch Mat Sci & Engn, Atlanta, GA 30332 USA
关键词
LIGHT; CONCENTRATORS; CONVERSION; SILICON;
D O I
10.1039/c1ee01427g
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Solar cells are the most effective approach for sustainable energy to meet the world's increasing needs in energy. However, their large-scale applications have been limited by low cost performance, supply of raw materials, complex preparation processes and the possible pollutions produced during processing. Here we introduce a novel fiber solar cell housed in a simple and low-cost parabolic-shape reflector, which can effectively capture diffuse light from all directions. The maximum efficiency of the fiber based dye-sensitized solar cells alone reached 7.02%. Furthermore, the maximum power output was enhanced by a factor of two and five, respectively, when the fiber was in conjunction with a diffuse reflector or a micro-light concentrating groove.
引用
收藏
页码:3379 / 3383
页数:5
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