Title:
RARE-EARTH MAGNET
Document Type and Number:
WIPO Patent Application WO/2013/145088
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide the structure of a rare-earth magnet having high coercive force.
This rare-earth magnet is characterized by comprising superposed layers composed of sheets (100) of an element bonded by covalent bonding and layers (200) comprising a transition metal element, the sheets (100) containing a rare-earth element located in the planes thereof.
Inventors:
MORIYA HIROSHI (JP)
Application Number:
PCT/JP2012/057805
Publication Date:
October 03, 2013
Filing Date:
March 26, 2012
Export Citation:
Assignee:
HITACHI LTD (JP)
MORIYA HIROSHI (JP)
MORIYA HIROSHI (JP)
International Classes:
H01F10/10; H01F1/055; H01F10/30
Domestic Patent References:
| WO2002015206A1 | 2002-02-21 |
Foreign References:
| JPS61108112A | 1986-05-26 | |||
| JPS61170004A | 1986-07-31 | |||
| JP2009224671A | 2009-10-01 | |||
| JP2011187734A | 2011-09-22 |
Other References:
MOTOHIKO YAMADA; HIROAKI KATO; HISAO YAMAMOTO; YASUAKI NAKAGAWA: "Crystal-field analysis of the magnetization process in a series of Nd Fe B-type compounds", PHYS. REV. B, vol. 38, 1988, pages 620
See also references of EP 2833375A4
See also references of EP 2833375A4
Attorney, Agent or Firm:
HIRAKI YUSUKE (JP)
Yusuke Hiraki (JP)
Yusuke Hiraki (JP)
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