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Solar Thin Film Photovoltaics

Search All Applications in Solar Thin Film Photovoltaics


Application US20190027638


Published 2019-01-24

Method Of Manufacturing Solar Battery

A method of manufacturing a CIS solar battery includes preparing a layer-shaped member that is configured by a substrate, a first electrode layer, a CIS layer, and a second electrode layer; setting a temperature of the layer-shaped member to a second temperature that is lower than the first temperature; forming a layer of a layer forming substance having a higher linear expansion coefficient than the substrate in a solid state of the layer on the second electrode layer; and cooling the layer-shaped member. In the method, a thin-film CIS solar battery is acquired by peeling the CIS layer from the first electrode layer along with contraction of the layer of the layer forming substance caused by the cooling of the layer-shaped member.



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1 Independent Claim

  • 1. A method of manufacturing a CIS solar battery, the method comprising: preparing a layer-shaped member that is configured by forming a first electrode layer on a substrate thermally resistant to a first temperature or higher, forming a CIS layer on the first electrode layer under a condition of the first temperature or higher, and forming a second electrode layer on the CIS layer; setting a temperature of the layer-shaped member to a second temperature that is lower than the first temperature; forming a layer of a layer forming substance having a higher linear expansion coefficient than the substrate in a solid state of the layer on the second electrode layer; and cooling the layer-shaped member, wherein a thin-film CIS solar battery is acquired by peeling the CIS layer from the first electrode layer along with contraction of the layer of the layer forming substance caused by the cooling of the layer-shaped member.