Thin-Film Solar Cells: How Defects Appear and Disappear in CIGSe Cells (IMAGE)

Helmholtz-Zentrum Berlin für Materialien und Energie

Thin-Film Solar Cells: How Defects Appear and Disappear in CIGSe Cells

Caption

The data (photon energies over time) show defects (lower signal) which disappear after 120 minutes. This happens at the transition from the copper-poor phase to the copper-rich one.

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HZB

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