Figure 1
From: Temperature dependence of sensitized Er3+ luminescence in silicon-rich oxynitride films

PL spectra measured at 20 and 300 K. (a) Matrix-related PL spectra in the visible range and (b) Er-related PL spectra in the infrared range for 600°C and 1,100°C annealed samples measured at 20 and 300 K.