Accessing the long-lived emissive 3 IL triplet excited states of coumarin fluorophores by direct cyclometallation and its application for oxygen sensing and …
... DOI: 10.1039/C1DT10344J (Paper) Dalton Trans., 2011 ... 40–44 The principle photophysics involved in most of the applications is the triplet–triplet-energy ... The upconversion quantum yields were determined with a laser dye 4-dicyanomethylene-6-(p-dimethylaminostyryl)-2-methyl ...