INFLUENCE OF CHEMISORPTION ON THE MAGNETIC-PROPERTIES OF METALLIC IRON NANOPARTICLES

被引:10
作者
BODKER, F
MORUP, S
LINDEROTH, S
机构
[1] TECH UNIV DENMARK,DEPT PHYS,DK-2800 LYNGBY,DENMARK
[2] RISO NATL LAB,DEPT MAT,DK-4000 ROSKILDE,DENMARK
关键词
D O I
10.1016/0304-8853(94)01506-6
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Nano-sized alpha-Fe particles on a carbon support have been studied by Mossbauer spectroscopy. It is found that chemisorption of CO results in formation of a diamagnetic surface component. The magnetic anisotropy energy constant is only slightly affected by chemisorption of carbon monoxide and hydrogen.
引用
收藏
页码:373 / 374
页数:2
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共 6 条
  • [1] SURFACE EFFECTS IN METALLIC IRON NANOPARTICLES
    BODKER, F
    MORUP, S
    LINDEROTH, S
    [J]. PHYSICAL REVIEW LETTERS, 1994, 72 (02) : 282 - 285
  • [2] MOSSBAUER STUDIES OF ULTRAFINE IRON-CONTAINING PARTICLES ON A CARBON SUPPORT
    BODKER, F
    MORUP, S
    OXBORROW, CA
    LINDEROTH, S
    MADSEN, MB
    NIEMANTSVERDRIET, JW
    [J]. JOURNAL OF PHYSICS-CONDENSED MATTER, 1992, 4 (31) : 6555 - 6568
  • [3] FINITE-SIZE MODIFICATIONS OF THE MAGNETIC-PROPERTIES OF CLUSTERS
    HENDRIKSEN, PV
    LINDEROTH, S
    LINDGARD, PA
    [J]. PHYSICAL REVIEW B, 1993, 48 (10): : 7259 - 7273
  • [4] MAGNETISM AND CHEMISORPTION
    JOHNSON, PD
    [J]. JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 1990, 51 : 249 - 262
  • [5] MAGNETIC-PROPERTIES OF MICRO-CRYSTALS STUDIED BY MOSSBAUER-SPECTROSCOPY
    MORUP, S
    TOPSOE, H
    CLAUSEN, BS
    [J]. PHYSICA SCRIPTA, 1982, 25 (06): : 713 - 719