Heterojunction solar cell

US8642883B2 · kind B2 · utility

Assignee

• The Boeing Company · US

Inventors

• Joseph C. Boisvert · Thousand Oaks, US
• Daniel C. Law · Arcadia, US
• Richard R. King · Thousand Oaks, US
• Christopher M. Fetzer · Valencia, US

Key dates

• Filing date: Aug 9, 2010
• Grant date: Feb 4, 2014
• Expiry date: Mar 23, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/548

Abstract

A solar cell including a base semiconductor layer having a first bandgap, an emitter semiconductor layer having a second bandgap and a depletion semiconductor layer positioned between the base semiconductor layer and the emitter semiconductor layer, the depletion semiconductor layer having a third bandgap, wherein the third bandgap is greater than the first bandgap and the second bandgap.