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.
Patent No.:
Date of Patent:
Dec. 02, 2025
Filed:
Oct. 25, 2021
Applicant:
Postech Research and Business Development Foundation, Pohang-si, KR;
Inventors:
Assignee:
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION, Pohang-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10D 30/67 (2025.01); H10D 30/01 (2025.01);
U.S. Cl.
CPC ...
H10D 30/67 (2025.01); H10D 30/031 (2025.01); H10D 30/6729 (2025.01);
Abstract
Disclosed is a thin-film transistor including a substrate including a gate electrode formed thereon, a gate insulating film disposed on an entire face of the substrate, a semiconductor layer disposed on an entire face of the gate insulating film, and source and drain electrodes disposed on the semiconductor layer so as to be spaced apart from each other, wherein the semiconductor layer includes cesium tin triiodide (CsSnI) or methylammonium tin triiodide (MASnI), wherein the semiconductor layer further contains an additive.