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
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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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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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Over 16% efficiency organic photovoltaic cells enabled by a chlorinated acceptor with increased open-circuit voltages
Yong Cui,Huifeng Yao,Jianqi Zhang,Tao Zhang,Yuming Wang,Ling Hong,Kaihu Xian,Bowei Xu,Shaoqing Zhang,Shaoqing Zhang,Jing Peng,Zhixiang Wei,Feng Gao,Jianhui Hou +13 more
TL;DR: This study demonstrates that finely tuning the OPV materials to reduce the bandgap-voltage offset has great potential for boosting the efficiency and unexpectedly obtain higher open-circuit voltages and achieve a record high PCE of 16.5% by chlorination.
Journal ArticleDOI
Single-Junction Organic Photovoltaic Cells with Approaching 18% Efficiency.
Yong Cui,Huifeng Yao,Jianqi Zhang,Kaihu Xian,Tao Zhang,Ling Hong,Yuming Wang,Yuming Wang,Ye Xu,Kangqiao Ma,Cunbin An,Chang He,Zhixiang Wei,Zhixiang Wei,Feng Gao,Jianhui Hou +15 more
TL;DR: The results demonstrate that minimizing the alkyl chains to get suitable solubility and enhanced intermolecular packing has a great potential in further improving its photovoltaic performance.
Journal ArticleDOI
Non-fullerene acceptors with branched side chains and improved molecular packing to exceed 18% efficiency in organic solar cells
Chao Li,Jiadong Zhou,Jiali Song,Jinqiu Xu,Huotian Zhang,Xuning Zhang,Jing Guo,Lei Zhu,Donghui Wei,Guangchao Han,Jie Min,Yuan Zhang,Zengqi Xie,Yuanping Yi,He Yan,Feng Gao,Feng Liu,Yanming Sun +17 more
TL;DR: Li et al. as discussed by the authors showed that branched alkyl chains in non-fullerene acceptors allow favorable morphology in the active layer, enabling a certified device efficiency of 17.32% with a fill factor of 81.5% for single-junction organic solar cells.
Journal ArticleDOI
Single-Junction Organic Photovoltaic Cell with 19% Efficiency
Yong Cui,Ye Xu,Huifeng Yao,Pengqing Bi,Ling Hong,Jianqi Zhang,Yunfei Zu,Tao Zhang,Jinzhao Qin,Junzhen Ren,Zhihao Chen,Chang He,Xiaotao Hao,Zhixiang Wei,Zhixiang Wei,Jianhui Hou +15 more
TL;DR: In this paper, an active layer comprising a new widebandgap polymer donor named PBQx-TF and a new low-bandgap non-fullerene acceptor (NFA) named eC9-2Cl is rationally designed.
References
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Tetrafluoroquinoxaline based polymers for non-fullerene polymer solar cells with efficiency over 9%
TL;DR: In this paper, two dimension-conjugated benzodithiophene (BDT) and tetrafluoroquinoxaline (FF Qx) were used as donor and acceptor for non-fullerene polymer solar cells.
Journal ArticleDOI
Correction to: An Alkylated Indacenodithieno[3,2-b]thiophene-Based Nonfullerene Acceptor with High Crystallinity Exhibiting Single Junction Solar Cell Efficiencies Greater than 13% with Low Voltage Losses (Adv. Mater., (2018), 30, (1705209), 10.1002/adma.201705209)
Zhuping Fei,Flurin Eisner,Xuechen Jiao,Mohammed Azzouzi,Jason A. Röhr,Yang Han,Munazza Shahid,Anthony S. R. Chesman,Christopher D. Easton,Christopher R. McNeill,Thomas D. Anthopoulos,Jenny Nelson,Martin Heeney +12 more
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A spiro-bifluorene based 3D electron acceptor with dicyanovinylene substitution for solution-processed non-fullerene organic solar cells
TL;DR: In this paper, a novel electron acceptor, namely 2,2′-(12H,12′H-10,10′-spirobi[indeno[2,1-b]fluorene]-12, 12′-diylidene)dimalononitrile, exhibiting a three-dimensional molecular structure was synthesized and its thermal, photophysical, electrochemical, crystal, and photovoltaic properties were investigated.
Journal ArticleDOI
New Insights into the Correlation between Morphology, Excited State Dynamics, and Device Performance of Small Molecule Organic Solar Cells
Guankui Long,Bo Wu,Ankur Solanki,Xuan Yang,Bin Kan,Xinfeng Liu,Dongchang Wu,Zhou Xu,Wei-Ru Wu,U-Ser Jeng,Jinyou Lin,Miaomiao Li,Yunchuang Wang,Xiangjian Wan,Tze Chien Sum,Yongsheng Chen +15 more
TL;DR: In this article, a detailed fs-μs transient absorption spectroscopy and morphology studies on the representative bulk-heterojunction type small molecule (SM) donor system is revealed.