Metal oxide thin film, organic electroluminescence element including the thin film, solar cell, and thin film fabrication method

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United States of America Patent

PATENT NO 12100529
APP PUB NO 20190172605A1
SERIAL NO

16270354

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Abstract

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Disclosed herein is an amorphous C12A7 electride thin film which has an electron density of greater than or equal to 2.0×1018 cm−3 and less than or equal to 2.3×1021 cm−3, 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.

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JAPAN SCIENCE AND TECHNOLOGY AGENCYKAWAGUCHI-SHI SAITAMA 332-0012

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayashi, Katsuro Meguro-ku, JP 11 76
Hosono, Hideo Meguro-ku, JP 111 59300
Ito, Kazuhiro Chiyoda-ku, JP 180 1753
Ito, Setsuro Meguro-ku, JP 31 304
Miyakawa, Naomichi Chiyoda-ku, JP 40 154
Toda, Yoshitake Meguro-ku, JP 25 150
Watanabe, Satoru Chiyoda-ku, JP 270 2860
Watanabe, Toshinari Chiyoda-ku, JP 36 303

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