Figure 3From: Synthesis of colloidal solutions with silicon nanocrystals from porous siliconPL spectra of C-Si-nc solutions and their respective colors under room light and UV excitation. (a) PL spectra of C-Si-ncs solutions with different solvents. (b) Photographs of the C-Si-nc solutions under room light (lower part) and under UV excitation (upper part).Back to article page