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
More filters
Journal ArticleDOI
Recent Advances of Furan and Its Derivatives Based Semiconductor Materials for Organic Photovoltaics
Bing Zheng,Lijun Huo +1 more
TL;DR: The relationships between the molecular structures, optoelectronic properties, and photovoltaic performances for the furan-based semiconductor materials including single furan, benzofuran, benzodifuran (BDF) (containing thienobenzofuran (TBF)), naphthodifurans (NDF), and polycyclic furan are summarized.
Journal ArticleDOI
Free charge photogeneration in a single component high photovoltaic efficiency organic semiconductor
TL;DR: In this paper , the authors showed that 60-90% of excitons form free charges at AM 1.5 light intensity in single-component Y6 photovoltaics.
Journal ArticleDOI
Incorporation of alkylthio side chains on benzothiadiazole-based non-fullerene acceptors enables high-performance organic solar cells with over 16% efficiency
Andy Man Hong Cheung,Han Yu,Siwei Luo,Zhen Wang,Zhenyu Qi,Wentao Zhou,Lingeswaran Arunagiri,Yuan Chang,Huatong Yao,Harald Ade,He Yan,He Yan +11 more
TL;DR: In this paper, two Y6-type non-fullerene acceptors (NFAs) were designed by incorporating undecylthio side chains into a thienothiophene moiety and connecting it to two different halogenated 2-(3-oxo-2,3-dihydroinden-1-ylidene)malononitrile end groups.
Journal ArticleDOI
Molecular and Energetic Order Dominate the Photocurrent Generation Process in Organic Solar Cells with Small Energetic Offsets
Ke Zhou,Yanfeng Liu,Awwad Alotaibi,Jian Yuan,Chuanxiu Jiang,Jingming Xin,Xinfeng Liu,Brian Collins,Fengling Zhang,Wei Ma +9 more
TL;DR: In this paper, the energetic offset between the donor (D) and acceptor (A) in organic solar cells is minimized for reducing the charge transfer (CT) loss and improving the open-circuit voltage.
Journal ArticleDOI
Engineering Charge-Transfer States for Efficient, Low-Energy-Loss Organic Photovoltaics
TL;DR: In this paper, the energy level and dynamics of the charge transfer between donors and acceptors following photoexcitation of organic photovoltaics (OPVs) gives rise to bound electron-hole pairs across the donor-acceptor interface.
References
More filters
Journal ArticleDOI
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.
Journal ArticleDOI
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.