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. 24, 2024
Filed:
Feb. 07, 2019
Japan Science and Technology Agency, Kawaguchi, JP;
Hideo Hosono, Meguro-ku, JP;
Yoshitake Toda, Meguro-ku, JP;
Katsuro Hayashi, Meguro-ku, JP;
Setsuro Ito, Meguro-ku, JP;
Satoru Watanabe, Chiyoda-ku, JP;
Naomichi Miyakawa, Chiyoda-ku, JP;
Toshinari Watanabe, Chiyoda-ku, JP;
Kazuhiro Ito, Chiyoda-ku, JP;
JAPAN SCIENCE AND TECHNOLOGY AGENCY, Kawaguchi, JP;
Abstract
Disclosed herein is an amorphous C12A7 electride thin film which has an electron density of greater than or equal to 2.0×10cmand less than or equal to 2.3×10cm, and exhibits a light absorption at a photon energy position of 4.6 eV. Also disclosed herein is an amorphous thin film which is fabricated using a target made of a crystalline C12A7 electride, and containing an electride of an amorphous solid material including calcium, aluminum, and oxygen, in which an Al/Ca molar ratio of the thin film is 0.5 to 4.7.