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Table 2 Energy band information calculated from UPS spectra

From: Enhanced Photovoltaic Properties in Sb2S3 Planar Heterojunction Solar Cell with a Fast Selenylation Approach

Materials

Eg (eV)

VBM (eV)

Ws (eV)

Ec (eV)

Ev (eV)

CdS

2.40

1.87

4.70

− 4.17

− 6.57

Sb2Se3

1.21

0.52

4.45

− 3.76

− 5.08

Sb2S3

1.61

1.02

4.35

− 3.76

− 5.37

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