Journal ArticleDOI
Enhanced Efficiency Parameters of Solution‐Processable Small‐Molecule Solar Cells Depending on ITO Sheet Resistance
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This article is published in Advanced Energy Materials.The article was published on 2013-09-01. It has received 97 citations till now. The article focuses on the topics: Sheet resistance & Equivalent series resistance.read more
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25th anniversary article: Bulk heterojunction solar cells: understanding the mechanism of operation.
TL;DR: The status of understanding of the operation of bulk heterojunction (BHJ) solar cells is reviewed and a summary of the problems to be solved to achieve the predicted power conversion efficiencies of >20% for a single cell is concluded.
Journal ArticleDOI
Metal oxides for optoelectronic applications
TL;DR: This Review surveys the uniqueness and universality of MOs versus other unconventional electronic materials in terms of materials chemistry and physics, electronic characteristics, thin-film fabrication strategies and selected applications in thin- film transistors, solar cells, diodes and memories.
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High performance photovoltaic applications using solution-processed small molecules.
TL;DR: Small molecules based OPV (SM-OPV) offers further advantages, including a defined structure for more reproducible performance, higher mobility and open circuit voltage, and easier synthetic control that leads to more diversified structures.
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Improved Light Harvesting and Improved Efficiency by Insertion of an Optical Spacer (ZnO) in Solution-Processed Small-Molecule Solar Cells
Aung Ko Ko Kyaw,Dong Hwan Wang,David Wynands,Jie Zhang,Thuc-Quyen Nguyen,Guillermo C. Bazan,Alan J. Heeger +6 more
TL;DR: The ZnO layer used to improve the light-harvesting increases the charge collection efficiency, serves as a blocking layer for holes, and reduces the recombination rate and the combined optical and electrical improvements raise the power conversion efficiency to 8.9%, comparable to that of polymer counterparts.
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Recent advances in water/alcohol-soluble π-conjugated materials: new materials and growing applications in solar cells
TL;DR: An overview of recent developments in WSCPs and WSCSs, including their molecular design, material synthesis, functional principles and application as interface modification layers and photoactive components in emerging photovoltaic technologies such as organic/polymer solar cells, organic-inorganic hybrid solar cells and dye-sensitised solar cells are given.
References
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Polymer photovoltaic cells : enhanced efficiencies via a network of internal donor-acceptor heterojunctions
TL;DR: In this paper, the carrier collection efficiency and energy conversion efficiency of polymer photovoltaic cells were improved by blending of the semiconducting polymer with C60 or its functionalized derivatives.
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High-efficiency solution processable polymer photovoltaic cells by self-organization of polymer blends
TL;DR: In this article, the authors report highly efficient polymer solar cells based on a bulk heterojunction of polymer poly(3-hexylthiophene) and methanofullerene.
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Bulk heterojunction solar cells with internal quantum efficiency approaching 100
Sung Heum Park,Sung Heum Park,Anshuman Roy,Serge Beaupré,Shinuk Cho,Shinuk Cho,Nelson E. Coates,Ji Sun Moon,Ji Sun Moon,Daniel Moses,Mario Leclerc,Kwanghee Lee,Kwanghee Lee,Alan J. Heeger,Alan J. Heeger +14 more
TL;DR: In this paper, a polymer solar cell based on a bulk hetereojunction design with an internal quantum efficiency of over 90% across the visible spectrum (425 nm to 575 nm) is reported.
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Enhanced power-conversion efficiency in polymer solar cells using an inverted device structure
TL;DR: In this article, the authors showed that PFN can be incorporated into polymer light-emitting devices (PLEDs) to enhance electron injection from high-work-function metals such as aluminium (work function w of 4.3 eV) and gold (w ¼ 5.2 eV).
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Polymer solar cells with enhanced open-circuit voltage and efficiency
Hsiang-Yu Chen,Hsiang-Yu Chen,Jianhui Hou,Shaoqing Zhang,Yongye Liang,Guanwen Yang,Yang Yang,Luping Yu,Yue Wu,Gang Li +9 more
TL;DR: In this article, the open-circuit voltage of polymer solar cells constructed based on the structure of a low-bandgap polymer, PBDTTT, can be tuned, step by step, using different functional groups.