Search Results - "Zhang, Jianqi"
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Large‐Area Organic Solar Cells: Material Requirements, Modular Designs, and Printing Methods
Published in Advanced materials (Weinheim) (01-11-2019)“…The printing of large‐area organic solar cells (OSCs) has become a frontier for organic electronics and is also regarded as a critical step in their industrial…”
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Small Exciton Binding Energies Enabling Direct Charge Photogeneration Towards Low‐Driving‐Force Organic Solar Cells
Published in Angewandte Chemie International Edition (05-07-2021)“…Organic solar cells (OSCs) with nonfullerene acceptors (NFAs) exhibit efficient charge generation under small interfacial energy offsets, leading to over 18 %…”
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Over 14% Efficiency in Organic Solar Cells Enabled by Chlorinated Nonfullerene Small‐Molecule Acceptors
Published in Advanced materials (Weinheim) (12-07-2018)“…To make organic solar cells (OSCs) more competitive in the diverse photovoltaic cell technologies, it is very important to demonstrate that OSCs can achieve…”
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Conjugated Polymer–Small Molecule Alloy Leads to High Efficient Ternary Organic Solar Cells
Published in Journal of the American Chemical Society (01-07-2015)“…Ternary organic solar cells are promising candidates for bulk heterojunction solar cells; however, improving the power conversion efficiency (PCE) is quite…”
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Completely non-fused electron acceptor with 3D-interpenetrated crystalline structure enables efficient and stable organic solar cell
Published in Nature communications (24-08-2021)“…Non-fullerene acceptors (NFAs) based on non-fused conjugated structures have more potential to realize low-cost organic photovoltaic (OPV) cells. However,…”
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Binary Organic Solar Cells Breaking 19% via Manipulating the Vertical Component Distribution
Published in Advanced materials (Weinheim) (01-08-2022)“…The variation of the vertical component distribution can significantly influence the photovoltaic performance of organic solar cells (OSCs), mainly due to its…”
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Over 16% efficiency organic photovoltaic cells enabled by a chlorinated acceptor with increased open-circuit voltages
Published in Nature communications (07-06-2019)“…Broadening the optical absorption of organic photovoltaic (OPV) materials by enhancing the intramolecular push-pull effect is a general and effective method to…”
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Achievement of High Voc of 1.02 V for P3HT‐Based Organic Solar Cell Using a Benzotriazole‐Containing Non‐Fullerene Acceptor
Published in Advanced energy materials (19-04-2017)“…Poly(3‐hexyl thiophene) (P3HT) can be easily synthesized, demonstrating the large potential to decrease the cost in large‐scale synthesis. Thus, the…”
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A low cost and high performance polymer donor material for polymer solar cells
Published in Nature communications (21-02-2018)“…The application of polymer solar cells requires the realization of high efficiency, high stability, and low cost devices. Here we demonstrate a low-cost…”
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Achieving Over 15% Efficiency in Organic Photovoltaic Cells via Copolymer Design
Published in Advanced materials (Weinheim) (05-04-2019)“…Ternary blending and copolymerization strategies have proven advantageous in boosting the photovoltaic performance of organic solar cells. Here, 15% efficiency…”
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New Wide Band Gap Donor for Efficient Fullerene-Free All-Small-Molecule Organic Solar Cells
Published in Journal of the American Chemical Society (08-02-2017)“…A new organic small molecule, DRTB-T, that incorporates a two-dimensional trialkylthienyl-substituted benzodithiophene core building block was designed and…”
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Small reorganization energy acceptors enable low energy losses in non-fullerene organic solar cells
Published in Nature communications (07-06-2022)“…Minimizing energy loss is of critical importance in the pursuit of attaining high-performance organic solar cells. Interestingly, reorganization energy plays a…”
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All-small-molecule organic solar cells with over 14% efficiency by optimizing hierarchical morphologies
Published in Nature communications (26-11-2019)“…The high efficiency all-small-molecule organic solar cells (OSCs) normally require optimized morphology in their bulk heterojunction active layers. Herein, a…”
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Fluorination-enabled optimal morphology leads to over 11% efficiency for inverted small-molecule organic solar cells
Published in Nature communications (19-12-2016)“…Solution-processable small molecules for organic solar cells have attracted intense attention for their advantages of definite molecular structures compared…”
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A Universal Nonhalogenated Polymer Donor for High‐Performance Organic Photovoltaic Cells
Published in Advanced materials (Weinheim) (01-01-2022)“…Nonhalogenated polymers have great potential in the commercialization of organic photovoltaic (OPV) cells due to their advantage in low‐cost preparation…”
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Side‐Chain Engineering for Enhancing the Molecular Rigidity and Photovoltaic Performance of Noncovalently Fused‐Ring Electron Acceptors
Published in Angewandte Chemie International Edition (02-08-2021)“…Side‐chain engineering is an effective strategy to regulate the solubility and packing behavior of organic materials. Recently, a unique strategy, so‐called…”
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Boosting Hot Electrons in Hetero-superstructures for Plasmon-Enhanced Catalysis
Published in Journal of the American Chemical Society (13-12-2017)“…Hetero-nanostructures featured with both strong plasmon absorption and high catalytic activity are believed to be ideal platforms to realize efficient…”
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Adaptive and freeze-tolerant heteronetwork organohydrogels with enhanced mechanical stability over a wide temperature range
Published in Nature communications (22-06-2017)“…Many biological organisms with exceptional freezing tolerance can resist the damages to cells from extra-/intracellular ice crystals and thus maintain their…”
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Bis‐Diketopyrrolopyrrole Moiety as a Promising Building Block to Enable Balanced Ambipolar Polymers for Flexible Transistors
Published in Advanced materials (Weinheim) (01-06-2017)“…A bis‐diketopyrrolopyrrole (DPP dimer, 2DPP) core is synthesized with much stronger electron deficiency than DPP by homocoupling of DPP. 2DPP‐based polymers,…”
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Moving Alkyl‐Chain Branching Point Induced a Hierarchical Morphology for Efficient All‐Small‐Molecule Organic Solar Cells
Published in Advanced functional materials (01-12-2020)“…The optimization of bulk heterojunction morphology is one of the most challenging topics in all‐small‐molecule organic solar cells. Herein, three small…”
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