Controlling multicolor luminescence in a single chromophore is of fundamental significance but remains a great challenge.In this study,a carbazole group was incorporated into terpyridine through acylamide to produce a...Controlling multicolor luminescence in a single chromophore is of fundamental significance but remains a great challenge.In this study,a carbazole group was incorporated into terpyridine through acylamide to produce a novel chromophore(N-{4-[(2,2′:6′,2″-terpyridine)-4′-yl]benzyl}-9-hexyl-9H-carbazole-3-carboxamide,TBCC)for achieving programmable luminescence switches.Significantly different emission states,such as nonemissive,blue,green,yellow,red,and white,were achieved in situ by controlling sol–gel transformation with sonication/heat and the reversible metal–ligand coordination between TBCC and various metal salts.展开更多
基金National Funds for Distinguished Young of China(no.61825503)and National Natural Science Foundation of China(nos.62075101,21701087 and 61775101).
文摘Controlling multicolor luminescence in a single chromophore is of fundamental significance but remains a great challenge.In this study,a carbazole group was incorporated into terpyridine through acylamide to produce a novel chromophore(N-{4-[(2,2′:6′,2″-terpyridine)-4′-yl]benzyl}-9-hexyl-9H-carbazole-3-carboxamide,TBCC)for achieving programmable luminescence switches.Significantly different emission states,such as nonemissive,blue,green,yellow,red,and white,were achieved in situ by controlling sol–gel transformation with sonication/heat and the reversible metal–ligand coordination between TBCC and various metal salts.
