Interface investigation and engineering - achieving high performance polymer photovoltaic devices

被引:519
作者
Chen, Li-Min [1 ]
Xu, Zheng [2 ]
Hong, Ziruo [1 ]
Yang, Yang [1 ]
机构
[1] Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
[2] Solarmer Energy Inc, El Monte, CA 91731 USA
关键词
ENERGY-LEVEL ALIGNMENT; LIGHT-EMITTING-DIODES; OPEN-CIRCUIT VOLTAGE; HETEROJUNCTION SOLAR-CELLS; VERTICAL-PHASE-SEPARATION; ENHANCED ELECTRON INJECTION; ASSEMBLING DIPOLE MOLECULES; CHARGE-TRANSFER EXCITONS; INDIUM-TIN-OXIDE; THIN-FILMS;
D O I
10.1039/b925382c
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The contact between the polymer active layer and the electrode is one the most critical interfaces in polymer solar cells. In this article, we report the progress of interface engineering in polymer solar cell research, where the multiple functions of the interfacial materials will be discussed. The vertical composition profile in polymer: fullerene blends is an emerging topic, and the interlayer effect on the vertical phase separation and device performance will be highlighted. We also discuss the energy level alignment at the bulk heterojunction (BHJ) interface, with the aim of providing a better understanding towards the route of high efficiency polymer solar cells.
引用
收藏
页码:2575 / 2598
页数:24
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