Abstract

In this work, a hypoxia-sensitive nanoprobe is developed by coating the surface of upconverting core/shell nanoparticles (NaGdF 4 : 2%Yb 3+ , 3%Nd 3+ , 0.2%Tm 3+ /NaYF 4 ) with a non-fluorescent azo-dye based on a boron-dipyrromethene functionalized azo...