Fig. 5From: RETRACTED ARTICLE: Enhanced Emission of Quantum System in Si-Ge Nanolayer Structure a PL spectra on the Si-Ge nanolayers (composition: 1(Si)/2(Ge)) in the (111) direction measured under the 488-nm excitation by using PL Systems at 17 K, in which the intensity of emission peak near 1400 nm increases with pumping power. b PL peak near 1550 nm measured in Si-Ge nanostructure (composition: 1(Si)/2(Ge)) in the (111) direction at room temperatureBack to article page