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CoFeB alloy target material

机译:CoFeB合金靶材

摘要

An object of the present invention is to reduce particles generated in sputtering, and in order to achieve such an object, there is provided a sputtering target material including in at.%: 10 to 50% of B; and the balance of at least one of Co and Fe, and unavoidable impurities, in which the intensity ratio [I [(CoFe) 3 B]/I [(CoFe) 2 B]] of the X-ray diffraction intensity [I [(CoFe) 3 B]] of (CoFe) 3 B (121) to the X-ray diffraction intensity [I [(CoFe) 2 B]] of (CoFe) 2 B (200), the intensity ratio [I (Co 3 B)/I (Co 2 B)] of the X-ray diffraction intensity [I (Co 3 B)] of Co 3 B (121) to the X-ray diffraction intensity [I (Co 2 B)] of Co 2 B (200), or the intensity ratio [I (Fe 3 B)/I (Fe 2 B)] of the X-ray diffraction intensity [I (Fe 3 B)] of Fe 3 B (121) to the X-ray diffraction intensity [I (Fe 2 B)] of Fe 2 B (200) is 1.50 or less.
机译:本发明的目的是减少在溅射中产生的颗粒,并且为了实现该目的,提供了一种溅射靶材料,其包括at%:10至50%的B;和X射线衍射强度[I [([CoFe)3 B] / I [(CoFe)2 B]的强度比[I [ (CoFe)3 B(121)的(CoFe)3 B]]对(CoFe)2 B(200)的X射线衍射强度[I [(CoFe)2 B]],强度比[I(Co Co 3 B(121)的X射线衍射强度[I(Co 3 B)]的相对于Co的X射线衍射强度[I(Co 2 B)]的3 B)/ I(Co 2 B)] 2 B(200)或Fe 3 B(121)与X的X射线衍射强度[I(Fe 3 B)]的强度比[I(Fe 3 B)/ I(Fe 2 B)] Fe 2 B(200)的X射线衍射强度[I(Fe 2 B)]为1.50以下。

著录项

  • 公开/公告号JP6660130B2

    专利类型

  • 公开/公告日2020-03-04

    原文格式PDF

  • 申请/专利权人 山陽特殊製鋼株式会社;

    申请/专利号JP20150184644

  • 发明设计人 長谷川 浩之;松原 慶明;

    申请日2015-09-18

  • 分类号C23C14/34;C22C38;C22C19/07;B22F3/14;B22F3;

  • 国家 JP

  • 入库时间 2022-08-21 11:31:54

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