摘要
高效的光致发光性能促进了晶体材料的发展. 在本文中, 我们通 过引入溶剂分子报道了两例新的双羟萘酸多组分晶体. 通过聚集诱导 发射和共结晶诱导发射增强, 双羟萘酸多组分晶体的绝对量子产率逐 步增强, 最高达52.99%, 据我们所知, 这是目前报道的最大值. 此外, 随 着溶剂分子逃逸, 该系统表现出温度依赖的荧光响应和热诱导的机械 运动, 包括跳跃、摆动、翻转、移动和旋转. 本工作提出的引入共结晶 组分实现材料发光性能逐级提高的方法对设计刺激响应型光学功能材 料具有指导意义.
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Acknowledgements
This work was supported by the National Natural Science Foundation of China (21938009 and 21621004) and Haihe Laboratory of Sustainable Chemical Transformations.
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Kuang W conceptualized the project, determined the experimental methods, analyzed the results, wrote the manuscript, prepared supporting information, and drew all the figures. Chen Y assisted in organizing ideas for the manuscript, directed the drawing, and revised the manuscript. Jing B assisted with experimental photo shoots and revised the manuscript. Sun G guided the simulation section. Wu S guided the synthesis of the samples. Gong J acquired funding for the whole study. All authors commented on the manuscript.
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The authors declare that they have no conflict of interest.
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Experimental details and supporting data are available in the online version of the paper.
Wenjie Kuang received her Master’s degree from Guangxi University for Nationalities in 2020, and now she is a PhD student at Tianjin University under the supervision of Prof. Junbo Gong. Her current research focuses on the design and synthesis of multicomponent crystals with stimulus-response.
Junbo Gong is a full professor with tenure at the School of Chemical Engineering and Technology, Tianjin University since 2017. His research interests involve many areas of crystal engineering and crystallization process intensification.
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Constructing a molecular crystal actuator from pamoic acid with multilevel enhanced photoluminescence by cocrystallization
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Kuang, W., Chen, Y., Jing, B. et al. Constructing a molecular crystal actuator from pamoic acid with multilevel enhanced photoluminescence by cocrystallization. Sci. China Mater. 66, 2100–2104 (2023). https://doi.org/10.1007/s40843-022-2362-0
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DOI: https://doi.org/10.1007/s40843-022-2362-0