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:
May. 08, 2018
Filed:
Sep. 09, 2015
Kyoto University, Kyoto-shi, Kyoto, JP;
Oita University, Oita-shi, Oita, JP;
Kyushu University, National University Corporation, Fukuoka-shi, Fukuoka, JP;
Hiroshi Kitagawa, Kyoto, JP;
Kohei Kusada, Kyoto, JP;
Hirokazu Kobayashi, Kyoto, JP;
Katsutoshi Nagaoka, Oita, JP;
Katsutoshi Sato, Oita, JP;
Syo Matsumura, Fukuoka, JP;
Tomokazu Yamamoto, Fukuoka, JP;
Kyoto University, Kyoto, JP;
OITA UNIVERSITY, Oita, JP;
KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, Fukuoka, JP;
Abstract
The present invention provides an alloy fine particle including palladium and ruthenium, the alloy fine particle including at least one first phase in which the palladium is more abundant than the ruthenium and at least one second phase in which the ruthenium is more abundant than the palladium, the at least one first phase and the at least one second phase being separated by a phase boundary, the palladium and the ruthenium being distributed in the phase boundary in such a manner that the molar ratio of the palladium and the ruthenium continually changes, a plurality of crystalline structures being present together in the phase boundary.