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
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Significantly enhanced electron transport of a nonfullerene acceptor in a blend film with a high hole mobility polymer of high molecular weight: thick-film nonfullerene polymer solar cells showing a high fill factor
Zhen Wang,Haiying Jiang,Xuncheng Liu,Jiahao Liang,Lianjie Zhang,Lechi Qing,Qian Wang,Wei Zhang,Yong Cao,Junwu Chen +9 more
TL;DR: In this paper, the authors demonstrate a high FF and highly efficient non-fullerene based thick active layer with a high μh polymer as the donor, achieving an FF of over 70% and a power conversion efficiency of 13.2%.
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Bithieno[3,4-c]pyrrole-4,6-dione-Mediated Crystallinity in Large-Bandgap Polymer Donors Directs Charge Transportation and Recombination in Efficient Nonfullerene Polymer Solar Cells
TL;DR: In this paper, solution-processed non-fullerene bulk-heterojunction (BHJ) polymer solar cells (PSCs) are proven to manifest promising performance and are composed of polymer donors and organic acceptors.
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Molecular dispersion enhances photovoltaic efficiency and thermal stability in quasi-bilayer organic solar cells
Xuning Zhang,Xuning Zhang,Yanxun Li,Dongyang Zhang,Guangbao Wu,Hong Zhang,Jiyu Zhou,Xing Li,Saud-uz Zafar,Jianqi Zhang,Zhixiang Wei,Huiqiong Zhou,Yuan Zhang +12 more
TL;DR: In this article, the authors proposed to improve the performance of PHJ-based OSCs through dilute dispersions of the PBDBT-2F donor into the acceptordominant phase with the sequential film deposition.
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Mechanism of the Photodegradation of A-D-A Acceptors for Organic Photovoltaics*.
TL;DR: In this paper, the photodegradation pathway of A-D-A type nonfullerene acceptors for organic photovoltaics was elucidated using IT-4F as a benchmark example.
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Understanding the Interplay of Transport‐Morphology‐Performance in PBDB‐T‐Based Polymer Solar Cells
Qilin Zhang,Xin Yuan,Yifeng Feng,Bryon W. Larson,Gregory M. Su,Yin Maung Maung,Nopporn Rujisamphan,Youyong Li,Jianyu Yuan,Wanli Ma +9 more
TL;DR: Zhang et al. as mentioned in this paper investigated the effect of electron acceptors on device performance and showed that the improved structure in all-polymer blend can deliver a more stable morphology under thermal stress.
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.
Journal ArticleDOI
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.