SPIROPYRAN

作品数：39被引量：37H指数：3
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相关领域：理学更多>>
相关作者：李富友更多>>
相关机构：复旦大学更多>>
相关期刊：《Chemical Research in Chinese Universities》《Journal of Donghua University(English Edition)》《Science Bulletin》《Light(Advanced Manufacturing)》更多>>
相关基金：国家自然科学基金国家高技术研究发展计划中国博士后科学基金陕西省自然科学基金更多>>
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Switchable near-infrared photoluminescence of PbS quantum dots through light and heat modulated hole transfer to spiropyran molecules
《Nano Research》2024年第12期10483-10489,共7页Zongwei Chen Zhengxiao Li Fan Li Jingzhu Huo Xinyi Meng Shihao Ma Wenbo Zhu Fengqi Guo Jia-Hua Hu Kaifeng Wu 
support from the National Natural Science Foundation of China(Nos.21803070,22103072,and 22173098);the Fundamental Research Funds for the Central Universities(No.20720220009).
Precise modulation of photoluminescence(PL)of nanomaterials by external control is of great interest in such diverse areas as photocatalysis,memory and sensing.Recent studies have combined colloidal quantum dots(QDs)w...
关键词：PHOTOSWITCH near-infrared(NIR)photoluminescence quantum dots SPIROPYRAN hole transfer 
Multistate circularly polarized luminescence switches based on dual stimuli-responsive chiral[2]rotaxanes
《Science China Chemistry》2024年第12期4202-4211,共10页Wei-Tao Xu Xue Li Xiao-Qin Xu Xu-Qing Wang Hai-Bo Yang Wei Wang 
financial support sponsored by the National Natural Science Foundation of China(92356307);financial support sponsored by the National Natural Science Foundation of China(92056203);financial support sponsored by the National Natural Science Foundation of China(22201077);Shanghai Pilot Program for Basic Research(TQ20240205);Natural Science Foundation of Shanghai(23ZR1419600);Science and Technology Commission of Shanghai Municipality(21520710200);the National Key R&D Program of China(2021YFA1501600)。
Aiming at the construction of novel multistate circularly polarized luminescence(CPL)switches,dual stimuli-responsive chiral[2]rotaxanes towards anions and light have been designed and constructed.Through the light-co...
关键词：mechanically interlocked molecules Förster resonance energy transfer aggregation-induced emission arene SPIROPYRAN 
Novel elastomeric spiropyran‑doped poly(dimethylsiloxane)optical waveguide for UV sensing
《Frontiers of Optoelectronics》2024年第3期1-15,共15页Camila Aparecida Zimmermann Kof Novignon Amouzou Dipankar Sengupta Aashutosh Kumar Nicole Raymonde Demarquette Bora Ung 
Fonds de Recherche du Québec-Nature et Technologies(grant number 304946);andÉTS Research Chair in Engineering Marcelle-Gauvreau.CAZ would like to thank STEPPE,LACIME,and LIPEC personnel and friends for their assistance and support with the experiments.
Novel poly(dimethylsiloxane)(PDMS)doped with two diferent spiropyran derivatives(SP)were investigated as potential candidates for the preparation of elastomeric waveguides with UV-dependent optical properties.First,fr...
关键词：SPIROPYRANS PDMS PHOTOCHROMISM Polymer optical waveguides UV detection 
Photo-controllable antifouling hydrogels embedded with AgNPs coated spiropyran functionalized mesoporous silica for long-term antibacterial activity
《Nano Research》2024年第9期8337-8349,共13页Wei Su Fei Wang Bing Chen Ruoke Li Jindian Liu Junjie Xu Jianhua Fan Yueling Liu 
supported by the National Natural Science Foundation of China(No.21804043);the Funding Project of the State Key Laboratory of Bioreactor Engineering.
Silver nanoparticles(AgNPs)are widely used in antimicrobial applications.However,its easy aggregation and rapid loss hinder the effective antifouling.To address this issue,a novel stimuli-responsive antibacterial nano...
关键词：light-responsive silver nanoparticles SPIROPYRAN mesoporous silica nanoparticles antibacterial activity 
Simple substituents make big differences in photophysical performances of 2,1,3-benzothiadizole-conjugated spiropyrans
《Chinese Journal of Chemical Engineering》2024年第8期53-59,共7页Xiaoming Zhu Yunting Liu Mingyue Cao Guangle Niu 
supported by the National Natural Science Foundation of China(62105184);the Natural Science Foundation of Shandong Province,China(2022HWYQ-007 and ZR2021QB043);the Special Fund of Taishan Scholars Project of Shandong Province,China(tsqn201909012)。
Developing multifunctional spiropyran dyes is of particular importance in diverse applications.In the present study,we synthesized two 2,1,3-benzothiadiazole-conjugated spiropyrans(BT-SP-NO2and BTSP-NMe2)with distinct...
关键词：SPIROPYRAN 2 1 3-Benzothiadiazole PHOTOCHROMISM Fluorescent dye Fluorescence imaging 
Photo-induced grease/oil switched lubricant for friction regulation
《Friction》2024年第8期1696-1706,共11页Zheng ZHANG Shuangxi TANG Liran MA Yu TIAN 
supported by the National Natural Science Foundation of China(No.51527901).
Controllable friction regulation has drawn much interest in both scientific and industrial fields.And there have been many researches on friction regulation by many physical fields and chemical factors.Photo-sensitive...
关键词：photo-induced SPIROPYRAN switched lubricant friction regulation 
A new function of photochromic spiropyran: an efficient photoinitiator for two-photon polymerization被引量：1
《Light(Science & Applications)》2023年第7期1176-1177,共2页Xuanhang Wang Bin Xu Wenjing Tian 
Photochromic spiropyran molecule shows a brand new function for serving as an efficient photoinitiator to activate two-photon photopolymerization,thus paving the way for developing a fast 3D printing technology.
关键词：INITIATOR FUNCTION PHOTON 
Spiropyran isomerization triggering ESIPT for visualization of pH fluctuations during oxidative stress in living cells被引量：2
《Chinese Chemical Letters》2023年第5期470-474,共5页Jingdong Wang Fangjun Huo Yongbin Zhang Caixia Yin 
the National Natural Science Foundation of China(No.22074084);One Hundred People Plan of Shanxi Province,Shanxi Province“1331 Project”Key Innovation Team Construction Plan Cultivation Team(No.2018-CT-1);Research Project Supported by Shanxi Scholarship Council of China(No.2022-002);Shanxi Province Foundation for Returness(No.2017-026);Shanxi Collaborative Innovation Center of High Value-added Utilization of Coalrelated Wastes(No.2015-10-B3);the Shanxi Province Foundation for Selected(2019),Innovative Talents of Higher Education Institutions of Shanxi,Scientific and Technological Innovation Programs of Higher Education Institutions in Shanxi(No.2019L0031);Key R&D Program of Shanxi Province(No.201903D421069),the Shanxi Province Science Foundation(No.201901D111015);Key R&D and Transformation Plan of Qinghai Province(No.2020-GX-101);Graduate Innovation Project of Shanxi Province and Scientific Instrument Center of Shanxi University(No.201512)。
Intracellular pH homeostasis is foundation of maintaining normal physiological functions.More and more evidences show that intracellular pH fluctuations were usually associated with many diseases(such as cancer,epilep...
关键词：PH Spiropyran isomerization ESIPT Reversible Oxidative stress 
Two-photon photopolymerization directly initiated by spiropyran photochromic molecules被引量：1
《Light(Advanced Manufacturing)》2023年第1期12-22,共11页Dandan Ge Jean Aubard Erell Bodinier Safi Jradi Stéphanie Lau-Truong Nordin Felidj Renaud Bachelot Anne-Laure Baudrion 
the region Grand-Est and FEDER funds for their support through a postdoctoral fellowship.
Here,we report the ability of spiropyrans to initiate two-photon polymerization(TPP)for the first time in the literature.The comparison and synergies between the spiropyran photochromic molecule of interest,namely 6-n...
关键词：SPIROPYRAN Direct laser writing Two-photon-photopolymerization PHOTOCHROMISM 
Visible light responsive spiropyran derivatives based on dynamic coordination bonds被引量：1
《Chinese Chemical Letters》2023年第2期506-510,共5页Xiong Xiao Wei Zheng Yue Zhao Cheng-Hui Li 
supported by the National Natural Science Foundation of China (Nos. 21631006 and 21771100)。
Spiropyrans(SPs) are a well-known class of photochromic compounds and have found widespread application due to their unique properties. However, for many conventional SPs, high energy ultraviolet(UV)light is commonly ...
关键词：Negativephotochromic SPIROPYRAN Visiblelightresponsive Dynamic coordination bonds Design guidelines 
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