First Solar, Inc.
Doped photovoltaic semiconductor layers and methods of making

Last updated:

Abstract:

Provided are structures and methods for doping polycrystalline thin film semiconductor materials in photovoltaic devices. Embodiments include methods for forming and treating a photovoltaic semiconductor absorber layer.

Status:
Grant
Type:

Utility

Filling date:

22 Feb 2018

Issue date:

26 Oct 2021