- 专利标题： MAGNETIC IRON OXIDE NANOPOWDER AND PROCESS FOR PRODUCING SAME
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申请号： EP15808905申请日： 2015-06-18
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公开(公告)号： EP3159898A4公开(公告)日： 2018-03-14
- 发明人: OHKOSHI SHIN ICHI , YOSHIKIYO MARIE , NAMAI ASUKA , TOKORO HIROKO , TARORA WAKA , NASU TOMOMICHI , YOSHIDA TAKAYUKI , TANAKA MANABU
- 申请人： UNIV TOKYO , DOWA ELECTRONICS MATERIALS CO
- 专利权人： UNIV TOKYO,DOWA ELECTRONICS MATERIALS CO
- 当前专利权人： UNIV TOKYO,DOWA ELECTRONICS MATERIALS CO
- 优先权： JP2014124948 2014-06-18; JP2015062084 2015-03-25
- 主分类号： H01F1/11
- IPC分类号： H01F1/11 ; C01G49/06 ; G11B5/706 ; G11B5/714 ; G11B5/84
摘要：
Provided are: a magnetic Ã-form iron oxide nanopowder which is a novel magnetic iron oxide nanopowder having magnetic polarization and spontaneous electric polarization and having physical properties similar to those of half-metals; and a process for producing the magnetic nanopowder. The magnetic powder has a composition represented by Fe 2 O 3 and has a crystal structure belonging to the monoclinic system.
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