COMPOUND THIN FILM SOLAR CELL, METHOD OF MANUFACTURING A COMPOUND THIN FILM SOLAR CELL, AND A COMPOUND THIN FILM SOLAR CELL MODULE

摘要

As an n-type buffer layer, a material including TiO₂ as a base material with addition of one or plurality of ZrO₂, HfO₂, GeO₂, BaTiO₃, SrTiO₃, CaTiO₃, MgTiO₃, K(Ta, Nb)O₃, and Na(Ta, Nb)O₃ for band gap control, a material including BaTiO₃ as a base material with addition of one or plurality of SrTiO₃, CaTiO₃, and MgTiO₃ for band gap control, or a material comprising K(Ta, Nb)O₃ as a base material with addition of Na(Ta, Nb)O₃ for band gap control is used.