Journal ArticleDOI
18% Efficiency organic solar cells
Qishi Liu,Qishi Liu,Yufan Jiang,Yufan Jiang,Ke Jin,Jianqiang Qin,Jingui Xu,Wenting Li,Ji Xiong,Jinfeng Liu,Zuo Xiao,Kuan Sun,Shangfeng Yang,Xiaotao Zhang,Liming Ding +14 more
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This article is published in Chinese Science Bulletin.The article was published on 2020-01-07. It has received 2154 citations till now. The article focuses on the topics: Organic solar cell.read more
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Selenium-containing two-dimensional conjugated fused-ring electron acceptors for enhanced crystal packing, charge transport, and photovoltaic performance
Shi-Sheng Wan,Qiaoqiao Zhao,Zhao Jiang,Gui-Zhou Yuan,Lu Yan,Hwa Sook Ryu,Asif Mahmood,Yan-Qiang Liu,Heng Li,Han Young Woo,Feng He,Jin-Liang Wang +11 more
TL;DR: In this article, two chlorinated two-dimensional fused-ring electron acceptors (FREAs) were synthesized for polymer solar cells, featuring with the 2D conjugated central donor units by alkylthienyl-substituted benzo[1,2-b:4,5-b′]dithiophene (BDT) and benzo [1, 2-b :4, 5b′diselenophene(BDSe), respectively.
Journal ArticleDOI
Recent Progress in All-Small-Molecule Organic Solar Cells.
TL;DR: In this article , a review of small-molecule (SM) donors and non-fullerene acceptor (NFA) technologies for organic solar cells is presented.
Journal ArticleDOI
Crystallinity Modulation of Donors by Heteroatom Side-chain Engineering Approaching 14.3% All-Small-Molecule Organic Solar Cells
TL;DR: In this article, the authors proposed to develop more effective donor materials to achieve high performance all-small molecular donors (ASM-OSCs) with batch-to-batch reproducibility.
Journal ArticleDOI
Comparison Study of the Chlorination Positions in Wide Band Gap Donor Polymers
Xiang Gao,Mei-Chen Xu,Di Zeng,Jun Dong,Yi-Ming Zhang,Jing Wen,Chunlai Wang,Zhitian Liu,Ming Shao +8 more
TL;DR: Chlorination is a simple and effective molecular engineering strategy to downshift energy levels and increase band gap of polymer donors and thus can maximize the open-circuit voltage and light-harvesting as mentioned in this paper.
Journal ArticleDOI
Constructing high efficiency non-fullerene all-small-molecule ternary organic solar cells by employing structurally similar acceptors
Ziyun Huang,Ruimin Zhou,Min Lv,Min Lv,Hao Zhang,Hao Zhang,Chen Yang,Chen Yang,Yanan Shi,Yanan Shi,Yi Tang,Yi Tang,Jianqi Zhang,Kun Lu,Kun Lu,Zhixiang Wei,Zhixiang Wei +16 more
TL;DR: In this article, an all-small-molecule ternary organic solar cell is presented by incorporating a small amount of the IDIC acceptor into a ZR1-Cl:IDIC-4Cl based binary system.
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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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
TL;DR: 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.
Journal ArticleDOI
An electron acceptor challenging fullerenes for efficient polymer solar cells.
TL;DR: A novel non-fullerene electron acceptor (ITIC) that overcomes some of the shortcomings of fullerene acceptors, for example, weak absorption in the visible spectral region and limited energy-level variability, is designed and synthesized.
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Recent Advances in Bulk Heterojunction Polymer Solar Cells
Journal ArticleDOI
Organic and solution-processed tandem solar cells with 17.3% efficiency
Lingxian Meng,Yamin Zhang,Xiangjian Wan,Chenxi Li,Xin Zhang,Yanbo Wang,Xin Ke,Zuo Xiao,Liming Ding,Ruoxi Xia,Hin-Lap Yip,Yong Cao,Yongsheng Chen +12 more
TL;DR: In this article, a semi-empirical model analysis and using the tandem cell strategy to overcome the low charge mobility of organic materials, leading to a limit on the active-layer thickness and efficient light absorption was performed.