Fig. 3From: Functionalized rare earth-doped nanoparticles for breast cancer nanodiagnostic using fluorescence and CT imagingPhotoluminescence properties of Gd2O3:Eu3+ nanoparticles. a Quantum yield of Gd2O3:Eu3+ as a function of Eu3+ doping concentration, b fluorescent decay time curves, and c photoluminescence excitation and emission spectra. All the measurements were performed in PBS (pH 7.4)Back to article page