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:
Sep. 22, 2020
Filed:
Apr. 11, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Dongchan Kim, Yongin-si, KR;
Yoonhyeung Cho, Yongin-si, KR;
Wonjong Kim, Yongin-si, KR;
Eungdo Kim, Yongin-si, KR;
Dongkyu Seo, Yongin-si, KR;
Jonghyuk Lee, Yongin-si, KR;
Jihye Lee, Yongin-si, KR;
Sanghoon Yim, Yongin-si, KR;
Wonsuk Han, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A perovskite compound represented by Formula 1, a thin layer including the perovskite compound, and an optoelectronic device including the perovskite compound:[A][BB][X].  Formula 1In Formula 1, A may be at least one selected from a monovalent organic cation, monovalent inorganic cation, and combinations thereof; Bmay be a thulium (II) (Tm) ion; Bmay be at least one divalent inorganic cation, where Bis free of (e.g., does not include) Tm; n may be a real number that satisfies 0<n≤1; and X may be at least one monovalent anion.