Biomorphic supramolecular assemblies formedthrough the collaboration of rigid and flexible elements,akin to bones and ligaments, play a crucialrole in constructing advanced functional structures.Non-intertwined ring–...Biomorphic supramolecular assemblies formedthrough the collaboration of rigid and flexible elements,akin to bones and ligaments, play a crucialrole in constructing advanced functional structures.Non-intertwined ring–ring assemblies that rely oninduced fitting between rigid rings and conformationallyflexible rings have emerged as thriving representativesof this process. However, detailing howrigid and flexible rings adapt to each other for preciseself-assembly evolution under solely weak noncovalentinteractions remains limited and oftenposes challenges in structural design. We offer adistinctive solution by distorting the rigid cyclophane,thereby providing not only unique dualrecognition sites for flexible vips but also intrinsicsolid-state emission for in-situ visualization ofdynamic processes. Three adaptive self-assembliesranging from ring-within-ring, to ring-bridge-ringand finally to ring-in-ring were constructed and demonstratedto be dynamically responsive in the solidstate through harnessing the high selectivity of theinner rings.展开更多
基金supported by the National Natural Science Foundation of China(grant nos.22001006 and 22375002)the China Postdoctoral Science Foundation(grant no.2023M740010)+2 种基金the Anhui Provincial Natural Science Foundation(grant no.2308085Y10)the Shenzhen Key Laboratory of Functional Aggregate Materials(grant no.ZDSYS20211021111400001)the Science Technology Innovation Commission of Shenzhen Municipality(grant no.KQTD20210811090142053).
文摘Biomorphic supramolecular assemblies formedthrough the collaboration of rigid and flexible elements,akin to bones and ligaments, play a crucialrole in constructing advanced functional structures.Non-intertwined ring–ring assemblies that rely oninduced fitting between rigid rings and conformationallyflexible rings have emerged as thriving representativesof this process. However, detailing howrigid and flexible rings adapt to each other for preciseself-assembly evolution under solely weak noncovalentinteractions remains limited and oftenposes challenges in structural design. We offer adistinctive solution by distorting the rigid cyclophane,thereby providing not only unique dualrecognition sites for flexible vips but also intrinsicsolid-state emission for in-situ visualization ofdynamic processes. Three adaptive self-assembliesranging from ring-within-ring, to ring-bridge-ringand finally to ring-in-ring were constructed and demonstratedto be dynamically responsive in the solidstate through harnessing the high selectivity of theinner rings.
