ArticleAngewandte Chemie (International ed. in English)2026
Transient Activation Windows Program Adaptive Photochemical Responses.
Jinghong Dai, Zhiwei Zhang, Wenhui Wang, Muhua Ding, Fengpu Pan, Junji Zhang, He Tian
Abstract read
In one paragraphArticle in Angewandte Chemie (International ed. in English), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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5 · Who and what moneyAuthors and funding
7 authors.
Jinghong DaiKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.
Zhiwei ZhangKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.
Wenhui WangKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.
Muhua DingKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.
Fengpu PanShenzhen International Graduate School, Tsinghua University, Shenzhen, P. R. China.
Junji ZhangKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.ORCID https://orcid.org/0000-0003-2823-4637 He TianKey Laboratory for Advanced Materials and Joint International Research Laboratory of Precision Chemistry and Molecular Engineering, Feringa Nobel Prize Scientist Joint Research Center, School of Chemistry and Molecular Engineering, East China University of Science & Technology, Shanghai, P. R. China.ORCID https://orcid.org/0000-0003-3547-7485 Funding
Chinese Chemical Society (CCS)Fundamental Research Funds for the Central Universities 222201717003National Natural Science Foundation of China 22378121National Natural Science Foundation of China 22478118Program of Introducing Talents of Discipline to Universities B16017Science and Technology Commission of Shanghai Municipality 24DX1400200Shanghai Natural Science Foundation Project 23JC1401700Young Elite Scientists Sponsorship Program 2023
6 · The paper itselfAbstract
Biological systems regulate photochemical functions through transient activation states that determine when a stimulus can produce a response. Inspired by this principle, we develop a temporally gated molecular platform in which dynamic pH evolution controls visible-light photochemistry. The system integrates a proton-responsive charge-transfer complex (CTC) sensitizer and a diarylethene photoswitch. Reversible protonation of the CTC enables chemical gating of triplet-sensitized photochromism, which further generates a transient activation window via coupling with a dissipative, pH-regulation network. As a result, identical optical stimuli lead to distinct outcomes depending on when they are applied during chemical evolution, effectively promoting chemical gating to temporal gating of molecular photoswitch. The progressive modulation of the sensitizer induces a time-dependent attenuation of photochemical responses, enabling adaptive behaviors reminiscent of visual fatigue in biological photo-reception.
Indexed as
charge‐transfer complexdissipative systemstemporally gated photochemistrytriplet‐sensitizationvisible‐light photoswitching
Identifiers
PMID42374867
PMCPMC13528545
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