| 摘要 |
A solar cell, comprising: a metal substrate having an insulating anodic oxidation film; and a photoelectric conversion layer provided on the metal substrate, whereon the anodic oxidation film has a surface roughness of 0.5 nm to 2 µm, and the photoelectric conversion layer comprises a chalcopyrite semiconductor material having a band gap of 1.3 eV to 1.5 eV. |
