The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 24, 2020

Filed:

Apr. 14, 2017
Applicant:

Alliance for Sustainable Energy, Llc, Golden, CO (US);

Inventors:

Kai Zhu, Littleton, CO (US);

Zhiwen Ma, Golden, CO (US);

John Mehmet Dagdelen, Alameda, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/44 (2006.01); H01L 51/42 (2006.01); H01G 9/20 (2006.01);
U.S. Cl.
CPC ...
H01L 51/448 (2013.01); H01L 51/4226 (2013.01); H01G 9/2077 (2013.01); H01L 2251/306 (2013.01); Y02E 10/549 (2013.01);
Abstract

An aspect of the present disclosure is a method that includes, in a first mixture that includes a metal alkoxide and water, reacting at least a portion of the metal alkoxide and at least a portion of the water to form a second mixture that includes a solid metal oxide phase dispersed in the second mixture, applying the second mixture onto a surface of a device that includes an intervening layer adjacent to a perovskite layer such that the intervening layer is between the second mixture and perovskite layer, and treating the second mixture, such that the solid metal oxide phase is transformed to a first solid metal oxide layer such that the intervening layer is positioned between the first solid metal oxide layer and the perovskite layer.


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