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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A combined transient photovoltage and impedance spectroscopy approach for a comprehensive study of interlayer degradation in non-fullerene acceptor organic solar cells.
TL;DR: This work combines transient photovoltage (TPV) and impedance spectroscopy (EIS) measurements to study how degradation affects both the active layer and the interlayer, and shows that neither technique alone can provide a complete insight into both regions.
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Over 19% Efficiency Organic Solar Cells by Regulating Multidimensional Intermolecular Interactions
Chenyu Han,Jianxiao Wang,Shuai Zhang,Liangliang Chen,Fuzhen Bi,Junjie Wang,Chunyan Yang,Pengchao Wang,Yonghai Li,Xichang Bao +9 more
TL;DR: In this article , the authors investigated the complicated relationship between photovoltaic conversion and multidimensional intermolecular interactions in the active layers of organic solar cells, and highlighted the importance of multi-dimensional intermolescular interactions and their synergistic effects.
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Spin-coated 10.46% and blade-coated 9.52% of ternary semitransparent organic solar cells with 26.56% average visible transmittance
Can Zhu,Can Zhu,He Huang,Zhenrong Jia,Fangfang Cai,Jing Li,Jun Yuan,Lei Meng,Hongjian Peng,Zhanjun Zhang,Yingping Zou,Yongfang Li,Yongfang Li +12 more
TL;DR: In this article, a ternary strategy is used to enhance device performance due to improve the attracting or retracting morphology of Semi-Transparent Organic Solar Cells (ST-OSCs).
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Backbone Engineering with Asymmetric Core to Finely Tune Phase Separation for High-Performance All-Small-Molecule Organic Solar Cells
TL;DR: In this article, two small molecule donors FBD-S1 and TBD-S2 with identical electron-withdrawing units but various asymmetric central cores exhibit differing phase separation in Y6-based blend films.
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Efficient Charge Transport Enables High Efficiency in Dilute Donor Organic Solar Cells.
Nannan Yao,Jianqiu Wang,Zeng Chen,Qingzhen Bian,Yuxin Xia,Rui Zhang,Jianqi Zhang,Leiqiang Qin,Haiming Zhu,Yuan Zhang,Fengling Zhang +10 more
TL;DR: In this article, the photovoltaic performance of PM6:Y6 solar cells with different stoichiometries was investigated, and it was shown that the hole transport pathway is mainly through PM6 phase in PM6-Y6 blends despite with low PM6 content.
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.