Figure 4

(a-e) Variation in energy band diagram of novel Ag2BaTiSe4 solar cells with diverse buffers as a function of ND buffer. (f–j) C–V and (k–o) Mott-Schottky plots with corresponding Vb at 1012 cm−3 and optimized ND buffer.

(a-e) Variation in energy band diagram of novel Ag2BaTiSe4 solar cells with diverse buffers as a function of ND buffer. (f–j) C–V and (k–o) Mott-Schottky plots with corresponding Vb at 1012 cm−3 and optimized ND buffer.