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:
Jul. 02, 2024
Filed:
Apr. 17, 2020
Applicant:
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Inventors:
Takashi Matsumae, Tsukuba, JP;
Hitoshi Umezawa, Osaka, JP;
Yuuichi Kurashima, Tsukuba-shi, JP;
Hideki Takagi, Tsukuba, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/373 (2006.01); C30B 29/04 (2006.01); C30B 29/06 (2006.01); C30B 29/16 (2006.01); C30B 33/06 (2006.01);
U.S. Cl.
CPC ...
H01L 23/3732 (2013.01); C30B 29/04 (2013.01); C30B 29/06 (2013.01); C30B 29/16 (2013.01); C30B 33/06 (2013.01);
Abstract
A composite that includes a base including an oxide layer MOx of an element M on a surface thereof and a diamond crystal base bonded to the surface of the base. The M is one or more selected from among metal elements capable of forming an oxide (excluding alkali metals and alkaline earth metals), Si, Ge, As, Se, Sb, Te, and Bi, and the diamond crystal base is bonded to the surface of the base by M-O—C bonding of at least some C atoms of the (111) surface of the diamond crystal base.