Figure 7From: CZTSe solar cells prepared by electrodeposition of Cu/Sn/Zn stack layer followed by selenization at low Se pressureThe Raman spectra of CZTSe thin films prepared by the various selenization conditions. (Blue) without a tin source, (red) with a tin source at 400°C, and (black) with a tin source at 530°C.Back to article page