Although there has been much recent exploration of tough hydrogel adhesion,luminescent hydrogel adhesion thus far has rarely been explored,limiting its further application.Herein,we report an approach to achieve adhes...Although there has been much recent exploration of tough hydrogel adhesion,luminescent hydrogel adhesion thus far has rarely been explored,limiting its further application.Herein,we report an approach to achieve adhesion enhancement via the synergistic effect of metal-ligand coordination and supramolecular host-vip interactions in luminescent hydrogels.Upon the addition of a stitching solution containing a lanthanide(Ln)complex and azobenzene⊂α-cyclodextrin inclusion complex,the adhesion energy between Ln-containing hydrogels greatly increases to 220 J m^(-2).Our results demonstrate a new strategy to achieve luminescent hydrogel tough adhesion without affecting the hydrogel luminescence behavior.展开更多
基金supported by the National Natural Science Foundation of China(21871075,21502039,21771050)the Natural Science Foundation of Hebei Province(No.B2018202134,B2016202149,B2016202147,and B2017202048)+2 种基金the Tianjin Natural Science Foundation(19JCQNJC04900)the Program for Top 100 Innovative Talents in Colleges and Universities of Hebei Province(No.SLRC2019023)the Science and Technology Innovation Development Plan of Yantai(2020MSGY112).
文摘Although there has been much recent exploration of tough hydrogel adhesion,luminescent hydrogel adhesion thus far has rarely been explored,limiting its further application.Herein,we report an approach to achieve adhesion enhancement via the synergistic effect of metal-ligand coordination and supramolecular host-vip interactions in luminescent hydrogels.Upon the addition of a stitching solution containing a lanthanide(Ln)complex and azobenzene⊂α-cyclodextrin inclusion complex,the adhesion energy between Ln-containing hydrogels greatly increases to 220 J m^(-2).Our results demonstrate a new strategy to achieve luminescent hydrogel tough adhesion without affecting the hydrogel luminescence behavior.
