Photovoltaic devices and method of making

US11417785B2 · kind B2 · utility

Assignee

• First Solar, Inc. · US

Inventors

• Yong Liang · Niskayuna, US
• Jinbo Cao · Rexford, US
• William Hullinger Huber · Scotia, US

Key dates

• Filing date: May 4, 2017
• Grant date: Aug 16, 2022
• Expiry date: Jun 20, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P70/50

Abstract

A photovoltaic device is presented. The photovoltaic device includes a buffer layer disposed on a transparent conductive oxide layer; a window layer disposed on the buffer layer; and an interlayer interposed between the transparent conductive oxide layer and the window layer. The interlayer includes a metal species, wherein the metal species includes gadolinium, beryllium, calcium, barium, strontium, scandium, yttrium, hafnium, cerium, lutetium, lanthanum, or combinations thereof. A method of making a photovoltaic device is also presented.