Single-Junction Organic Solar Cell with over 15% Efficiency Using Fused-Ring Acceptor with Electron-Deficient Core
Jun Yuan,Yunqiang Zhang,Liuyang Zhou,Liuyang Zhou,Guichuan Zhang,Hin-Lap Yip,Tsz-Ki Lau,Xinhui Lu,Can Zhu,Can Zhu,Hongjian Peng,Paul A. Johnson,Mario Leclerc,Yong Cao,Jacek Ulanski,Yongfang Li,Yingping Zou +16 more
TLDR
In this paper, a ladder-type electron-deficient core-based central fused ring (Dithienothiophen[3.2-b]- pyrrolobenzothiadiazole) with a benzothiadiadiazoles (BT) core was proposed to fine-tune its absorption and electron affinity.About:
This article is published in Joule.The article was published on 2019-04-17 and is currently open access. It has received 3513 citations till now. The article focuses on the topics: Organic solar cell & Acceptor.read more
Citations
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Terpolymer Strategy toward High-Efficiency Polymer Solar Cells: Integrating Symmetric Benzodithiophene and Asymmetrical Thieno[2,3-f]benzofuran Segments
Xunchang Wang,Keke Dou,Bilal Shahid,Zhilin Liu,Yonghai Li,Mingliang Sun,Nan Zheng,Xichang Bao,Renqiang Yang +8 more
TL;DR: In this article, the authors focused on the rational selection of the third component to balance the miscibility of the first two components of a polysilicon solar cell, and proposed a terpolymer-based approach for the selection of a third component.
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Recent advances in high-performance organic solar cells enabled by acceptor–donor–acceptor–donor–acceptor (A–DA′D–A) type acceptors
TL;DR: In this article, the authors introduce key factors, including light absorption, energy levels, and morphology of the active layer, that affect the performance of organic solar cells and summarize the structure-property relationship from selected examples for future molecular design.
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Nonradiative Triplet Loss Suppressed in Organic Photovoltaic Blends with Fluoridated Nonfullerene Acceptors.
Rui Wang,Jianqiu Xu,Lulu Fu,Chunfeng Zhang,Qian Li,Jia Yao,Jia Yao,Xiaojun Li,Chenkai Sun,Zhi-Guo Zhang,Zhi-Guo Zhang,Xiaoyong Wang,Yongfang Li,Jing Ma,Min Xiao,Min Xiao +15 more
TL;DR: The mechanism responsible for the improved photocurrent generation in the OPV blends with fluorinated NFAs is explained, suggesting that manipulating the energy landscape of triplet excited states is a promising strategy for further optimizing OPV devices.
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High-efficiency all-small-molecule organic solar cells based on an organic molecule donor with an asymmetric thieno[2,3-f] benzofuran unit
TL;DR: In this article, two p-type small molecules BDTT-TR and TBFT-TR with benzo[1,2b′:4,5-b′]dithiophene (BDT) and thieno[2,3-f]benzofuran (TBF) as central core units are synthesized and used as donors in all-small-molecule organic solar cells (all-SMOSCs) with a narrow-bandgap small molecule Y6.
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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Long-range corrected hybrid density functionals with damped atom–atom dispersion corrections
Jeng-Da Chai,Martin Head-Gordon +1 more
TL;DR: The re-optimization of a recently proposed long-range corrected hybrid density functional, omegaB97X-D, to include empirical atom-atom dispersion corrections yields satisfactory accuracy for thermochemistry, kinetics, and non-covalent interactions.
Journal Article
Long-Range Corrected Hybrid Density Functionals with Damped Atom-Atom Dispersion Corrections
TL;DR: Chai and Head-Gordon as discussed by the authors proposed a long-range corrected (LC) hybrid density functional with Damped Atom-Atom Dispersion corrections, which is called ωB97X-D.
Journal ArticleDOI
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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Polymer–Fullerene Composite Solar Cells
TL;DR: Polymer-based organic photovoltaic systems hold the promise for a cost-effective, lightweight solar energy conversion platform, which could benefit from simple solution processing of the active layer.