Fig. 6From: Tm3+ Modified Optical Temperature Behavior of Transparent Er3+-Doped Hexagonal NaGdF4 Glass CeramicsThermal quenching ratios (RQ) of (a) NGF1, (b) NGF3 at low 66.8 mW/cm2 excitation power and at high 322.4 mW/cm2 excitation powerBack to article page