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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Selenium-Containing Organic Photovoltaic Materials.
TL;DR: In this paper, a selenium-substituted small-molecule acceptor (NFAs) was proposed to increase the short-circuit current density of organic photovoltaics.
Journal ArticleDOI
Kinetics Manipulation Enables High‐Performance Thick Ternary Organic Solar Cells via R2R‐Compatible Slot‐Die Coating
TL;DR: In this article , a slot-die coating coupled with a ternary strategy for optimal performance of large-area, thick OSCs is used to increase reproducibility of results with industrial roll-to-roll processing.
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Deciphering the role of invited guest bridges in non-fullerene acceptor materials for high performance organic solar cells
TL;DR: In this article, six new molecules have been designed by bridging core modifications and analyzed through advanced quantum chemical techniques, including density functional theory and time dependent DFT, to compute optoelectronic, photovoltaic and physiochemical properties of newly designed molecules.
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Simple-Structured NIR-Absorbing Small-Molecule Acceptors with a Thiazolothiazole Core: Multiple Noncovalent Conformational Locks and D-A Effect for Efficient OSCs.
Wenhong Peng,Guangjun Zhang,Mengbing Zhu,Hao Xia,Yingshuang Zhang,Hua Tan,Yu Liu,Weijie Chi,Qiang Peng,Weiguo Zhu +9 more
TL;DR: This report constructs two novel thiazolothiazole-centered NIR absorbing SMAs by alkoxy /alkylthio side chains and multiple non-covalent conformational locks that show high-efficiency photovoltaic performance in the solution-processing OSCs using J71 as donor.
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Challenges to the Stability of Active Layer Materials in Organic Solar Cells
Kun Wang,Yaowen Li,Yongfang Li +2 more
TL;DR: It is desirable and urgent to summarize methods for obtaining active layer materials with long-term stability, mainly focusing on the chemical structure and blending morphology, as well as the corresponding degraded mechanism of OSCs.
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.