PL spectra of RTA-treated (a) and CA-treated (b) samples versus temperature of measurement. The spectra were detected at 80 K (curves 1) and 300 K (curves 2) with x = 0.50 (a) and 0.32 (b). The spectra in (b) are shifted vertically for clarity.
Korsunska et al. Nanoscale Research Letters 2013 8:273 doi:10.1186/1556-276X-8-273