Title:
ROOM-TEMPERATURE MULTIFERROICITY MATERIAL, METHOD FOR PREPARING SAME, AND ELECTRONIC DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2020/226302
Kind Code:
A1
Abstract:
The present invention relates to a room-temperature multiferroicity material, a method for preparing same, and an electronic device comprising same. According to an embodiment of the present invention, a room-temperature multiferroicity material according to an aspect of the present invention comprises a compound in chemical formula (2) below in a compound matrix in chemical formula (1) below. Chemical formula (1) (Pb 1-xTM x)Fe 1/2Nb 1/2O 3 (in chemical formula (1), TM comprises at least one selected from the group consisting of Fe, Ni and Co, and x is a number greater than 0 and smaller than 1). Chemical formula (2) ABO 3 (in chemical formula (2), A comprises at least one selected from the group consisting of Pb, Bi and Ba, and B comprises Ti and/or Zr).
Inventors:
JO WOOK (KR)
CHO JAE HYEON (KR)
CHO JAE HYEON (KR)
Application Number:
PCT/KR2020/005267
Publication Date:
November 12, 2020
Filing Date:
April 21, 2020
Export Citation:
Assignee:
ULSAN NAT INST SCIENCE & TECH UNIST (KR)
International Classes:
H01F1/047; C22C1/05; C22C29/12
Domestic Patent References:
| WO2006028005A1 | 2006-03-16 |
Foreign References:
| KR20170128776A | 2017-11-23 | |||
| KR101318516B1 | 2013-10-16 | |||
| JPS605027B2 | 1985-02-07 |
Other References:
ASHOK KUMAR ET AL.: "Multiferroic Pb(Fe0.66W0.33)0.80Ti0.20O3 thin films: A room-temperature relaxor ferroelectric and weak ferromagnetic", APPLIED PHYSICS LETTERS, vol. 92, no. 13, 4 April 2008 (2008-04-04), pages 132913, XP012106270, DOI: 10.1063/1.2906371
Attorney, Agent or Firm:
MUHANN PATENT & LAW FIRM (KR)
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