Patent Number: 8,816,190

Title: Photovoltaic devices and method of making

Abstract: In one aspect of the present invention, a photovoltaic device is provided. The photovoltaic device includes a transparent layer; a first porous layer disposed on the transparent layer, wherein the first porous layer comprises a plurality of pores extending through a thickness of the first porous layer; a first semiconductor material disposed in the plurality of pores to form a patterned first semiconductor layer; and a second semiconductor layer disposed on the first porous layer and the patterned first semiconductor layer, wherein the patterned first semiconductor layer is substantially transparent. Method of making a photovoltaic device is also provided.

Inventors: Korevaar; Bastiaan Arie (Schenectady, NY), Whitney; Renee Mary (Voorheesville, NY), Ahmad; Faisal Razi (Niskayuna, NY)

Assignee: First Solar, Inc.

International Classification: H01L 31/00 (20060101)

Expiration Date: 8/26/12018