Figure 3. Tauc plots for direct bandgap calculation of CsSnI3-Ge thin films deposited at different speed rotations: 2000 rpm, 3000 rpm and 4000 rpm

From

Optical, Structural and Morphological Characterization of Germanium Doped Cesium Tin Triiodide for Perovskite Solar Cells Applications

Marion Mogusu, Duke Oeba, Cliff Mosiori

International Journal of Physics. 2025, 13(3), 62-68 doi:10.12691/ijp-13-3-3