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:
Jun. 16, 2026

Filed:

Jun. 15, 2022
Applicant:

The Board of Trustees of the Leland Stanford Junior University, Stanford, CA (US);

Inventors:

Hemamala Indivari Karunadasa, Palo Alto, CA (US);

Abraham Saldivar, Stanford, CA (US);

Michael Aubrey, Stanford, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 29/68 (2006.01); C30B 7/14 (2006.01); C30B 29/54 (2006.01); H10F 71/00 (2025.01); H10F 77/12 (2025.01); H10F 77/30 (2025.01);
U.S. Cl.
CPC ...
C30B 29/68 (2013.01); C30B 7/14 (2013.01); C30B 29/54 (2013.01); H10F 71/00 (2025.01); H10F 77/12 (2025.01); H10F 77/30 (2025.01);
Abstract

Layered or 2D halide perovskites form in solution through the templating effects of organoammnonium groups. The use of organic groups with two different functionalities allows for the formation of a perovskite/non-perovskite heterostructure in aqueous or organic solution. A first functional group templates the perovskite and a second functional group templates a new 2D or ID inorganic non-perovskite lattice between the perovskite sheets. The perovskite and the intergrowth may be separated from each other by organic molecules, or they may be in contact with each other (e.g., by sharing an atom).


Find Patent Forward Citations

Karunadasa, Hemamala. (2026). Directed assembly of layered heterostructures as single crystals (U.S. Patent No. 12655538). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12655538

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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