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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Volatilizable and cost-effective quinone-based solid additives for improving photovoltaic performance and morphological stability in non-fullerene polymer solar cells
Youdi Zhang,Youdi Zhang,Yongjoon Cho,Jungho Lee,Jiyeon Oh,So-Huei Kang,Sang Myeon Lee,Byongkyu Lee,Lian Zhong,Bin Huang,Seungjin Lee,Jinwoo Lee,Bumjoon J. Kim,Yongfang Li,Changduk Yang +14 more
TL;DR: In this paper, commercial available and volatilizable solid additives, 9,10-anthracenedione (BDT-1) and benzo[1,2-b:4,5-b′]dithiophene-4,8-dione, are selected to coordinate the molecular arrangement to enhance absorption intensity, charge transfer, and molecular crystallinity.
Journal ArticleDOI
Efficient modulation of end groups for the asymmetric small molecule acceptors enabling organic solar cells with over 15% efficiency
Gang Li,Dandan Li,Ruijie Ma,Tao Liu,Tao Liu,Zhenghui Luo,Guanwei Cui,Lili Tong,Ming Zhang,Zaiyu Wang,Feng Liu,Liang Xu,He Yan,Bo Tang +13 more
TL;DR: In this article, the trade-off between short-circuit current density (JSC) and open circuit voltage (VOC) is shown as one falls, the other rises.
Journal ArticleDOI
Metal oxide-free flexible organic solar cells with 0.1 M perchloric acid sprayed polymeric anodes
Juanyong Wan,Juanyong Wan,Xi Fan,Xi Fan,Huihui Huang,Jinzhao Wang,Zhi-Guo Zhang,Junfeng Fang,Feng Yan +8 more
TL;DR: In this article, a metal oxide-free flexible OSC based on poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) anodes with a small amount of perchloric acid (HClO4) spray doping is presented.
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Addition of alkynes and osmium carbynes towards functionalized d π – p π conjugated systems
Shiyan Chen,Longzhu Liu,Gao Xiang,Yuhui Hua,Lixia Peng,Ying Zhang,Liulin Yang,Yuan-Zhi Tan,Feng He,Haiping Xia,Haiping Xia +10 more
TL;DR: This work provides a facile, efficient methodology for the preparation of dπ-pπ conjugated systems for use in functional materials that are highly efficient, regio- and stereospecific, with good functional group tolerance, and robust under air at room temperature.
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Efficient and photostable ternary organic solar cells with a narrow band gap non-fullerene acceptor and fullerene additive
Jinho Lee,Jinho Lee,Jong-Hoon Lee,Huifeng Yao,Hyojung Cha,Soonil Hong,Seongyu Lee,Jehan Kim,James R. Durrant,Jianhui Hou,Kwanghee Lee +10 more
TL;DR: In this paper, a ternary photoactive system with simultaneously enhanced efficiency and photostability is developed by introducing a small amount of fullerene (PC71BM) into a narrow band gap NFA-based bulk heterojunction nanocomposite (PTB7-Th:IEICO-4F).
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.