Search Results - "Ma, Kangqiao"
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A rare case of brominated small molecule acceptors for high-efficiency organic solar cells
Published in Nature communications (05-08-2023)“…Given that bromine possesses similar properties but extra merits of easily synthesizing and polarizing comparing to homomorphic fluorine and chlorine, it is…”
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A case study of comparing two dimerized acceptor molecules built by different branch-connected and terminal-connected approaches
Published in Science China. Chemistry (01-05-2024)“…Dimerized small-molecule acceptors (SMAs) built by the conventional connection of terminal groups of monomers have contributed to exciting long-term…”
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3
Single‐Junction Organic Photovoltaic Cells with Approaching 18% Efficiency
Published in Advanced materials (Weinheim) (01-05-2020)“…Optimizing the molecular structures of organic photovoltaic (OPV) materials is one of the most effective methods to boost power conversion efficiencies (PCEs)…”
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Achieving Organic Solar Cells with an Efficiency of 18.80% by Reducing Nonradiative Energy Loss and Tuning Active Layer Morphology
Published in Advanced functional materials (01-11-2023)“…The efficiency of organic solar cells (OSCs) is primarily limited by their significant nonradiative energy loss and unfavorable active layer morphology…”
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Modulation of Alkyl Chain Length on the Thiazole Side Group Enables Over 17% Efficiency in All‐Small‐Molecule Organic Solar Cells
Published in Advanced functional materials (08-05-2023)“…Molecular innovation is highly desirable to achieve efficient all‐small‐molecule organic solar cells (SM‐OSCs). Herein, three small‐molecule donors (SMDs) with…”
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Molecular Packing and Dielectric Property Optimization through Peripheral Halogen Swapping Enables Binary Organic Solar Cells with an Efficiency of 18.77
Published in Advanced functional materials (01-08-2023)“…Peripheral halogen regulations can endow non‐fullerene acceptors (NFAs) with enhanced features as organic semi‐conductors and further boost efficient organic…”
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Thiazolyl-Substituted Isomeric Benzodithiophenes Boost the Photovoltaic Performance of Polymer Donors
Published in Macromolecules (10-09-2024)“…The two-dimensional side groups on benzodithiophene, especially thiophene derivatives, play a critical role in tailoring the bandgap, interchain packing, and…”
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New Polymerized Small Molecular Acceptors with Non‐Aromatic π‐Conjugated Linkers for Efficient All‐Polymer Solar Cells
Published in Advanced functional materials (01-05-2023)“…Developing new polymerized small molecular acceptor (PSMA) is pivotal for improving the performance of all‐polymer solar cells. On the basis of this newly…”
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Linker Group Fluorination Boosts Photovoltaic Performance of Branch‐Connected Dimerized Acceptors
Published in Macromolecular rapid communications. (03-11-2024)“…Abstract Branch‐connected dimerized acceptors can take full advantages of four end units in enhancing molecular packing comparing to that of terminal‐connected…”
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A Pyrazinyl Wide‐Bandgap Polymer Donor Yields 19.35% Efficiency in Tandem Organic Solar Cells
Published in Advanced energy materials (01-11-2024)“…In series‐connected tandem organic solar cells (TOSCs), various light‐harvesting molecules with complementary absorptions are explored with the aim of…”
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A Carbonylated Terthiophene–Based Twisted Polymer for Efficient Ternary Polymer Solar Cells
Published in Macromolecular rapid communications. (01-10-2019)“…In polymer solar cells (PSCs), it is difficult for twisted conjugated polymers to achieve high power‐conversion efficiency (PCE) as donors due to their low…”
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A Polymer Acceptor with Grafted Small Molecule Acceptor Unit for Efficient All Polymer Organic Solar Cells
Published in Macromolecular rapid communications. (01-12-2023)“…A polymer acceptor, named PX‐1, is designed and synthesized using a polymerization strategy with grafted small molecule acceptors. This design approach allows…”
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Reduced Nonradiative Recombination Energy Loss Enabled Efficient Polymer Solar Cells via Tuning Alkyl Chain Positions on Pendent Benzene Units of Polymers
Published in ACS applied materials & interfaces (27-05-2020)“…Nonradiative recombination energy loss (ΔE 3) plays a key role in enhancing device efficiencies for polymer solar cells (PSCs). Until now, there is no clear…”
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P-doped all-small-molecule organic solar cells with power conversion efficiency of 17.73
Published in Science China. Chemistry (01-08-2023)“…All-small organic solar cells (ASM OSCs) inherit the advantages of the distinct merits of small molecules, such as well-defined structures and less…”
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A Broad-Spectrum Solid Additive to Further Boost High-Efficiency Organic Solar Cells via Morphology Regulation
Published in ACS energy letters (11-08-2023)“…Given the great potential for achieving record breaking organic solar cells (OSCs), newly explored solid additives that could optimize nanoscale morphology of…”
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New Type of Polymerized Small A‑D‑A Acceptors Constructed by Conjugation Extension in the Branched Direction
Published in ACS materials letters (06-03-2023)“…The current high-performance polymerized small molecular acceptors (PSMAs) are mainly polymerized through terminal groups of small molecular acceptors (SMAs),…”
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