Insulating tunneling contact for efficient and stable perovskite solar cells

US10833283B2 · kind B2 · utility

Assignee

• NUtech Ventures · US

Inventors

• Jinsong Huang · Lincoln, US
• Xiaopeng Zheng · Lincoln, US
• Qi Wang · 安丰镇, CN
• Yang Bai · Beaverton, US
• Qingfeng Dong · Lincoln, US

Key dates

• Filing date: Sep 13, 2018
• Grant date: Nov 10, 2020
• Expiry date: Sep 13, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E10/549

Abstract

Perovskite-based photoactive devices, such as solar cells, include an insulating tunneling layer inserted between the perovskite photoactive material and the electron collection layer to reduce charge recombination and concomitantly provide water resistant properties to the device.