Spin-polarized electron energy loss spectroscopy of high energy, large wave vector spin waves in ultrathin fcc Co films on Cu(001)

被引:151
作者
Vollmer, R
Etzkorn, M
Kumar, PSA
Ibach, H
Kirschner, J
机构
[1] Max Planck Inst Mikrostrukturphys, D-06120 Halle An Der Saale, Germany
[2] Forschungszentrum Julich, Inst Schichten & Grenzflachen ISG3, D-52425 Julich, Germany
关键词
D O I
10.1103/PhysRevLett.91.147201
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The realm of high energy, large wave vector spin waves in ultrathin films and at surfaces is unexplored because a suitable method was not available up to now. We present experimental data for an 8 ML thick Co film deposited on Cu(001) which show that spin-polarized electron energy loss spectroscopy can be used to measure spin-wave dispersion curves of ultrathin ferromagnetic films up to the surface Brillouin zone boundary.
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页数:4
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共 23 条
  • [1] INELASTIC-SCATTERING OF LOW-ENERGY ELECTRONS BY SPIN EXCITATIONS ON FERROMAGNETS
    GOKHALE, MP
    ORMECI, A
    MILLS, DL
    [J]. PHYSICAL REVIEW B, 1992, 46 (14): : 8978 - 8993
  • [2] SPIN EXCITATIONS OF A MODEL ITINERANT FERROMAGNETIC FILM - SPIN-WAVES, STONER EXCITATIONS, AND SPIN-POLARIZED ELECTRON-ENERGY-LOSS SPECTROSCOPY
    GOKHALE, MP
    MILLS, DL
    [J]. PHYSICAL REVIEW B, 1994, 49 (06): : 3880 - 3893
  • [3] Adiabatic spin dynamics from spin-density-functional theory: Application to Fe, Co, and Ni
    Halilov, SV
    Eschrig, H
    Perlov, AY
    Oppeneer, PM
    [J]. PHYSICAL REVIEW B, 1998, 58 (01): : 293 - 302
  • [4] HILLEBRANDS B, 2002, TOPICS APPL PHYSICS, V83
  • [5] SPIN-FLIP STONER EXCITATIONS IN A FERROMAGNET OBSERVED BY INELASTIC SPIN-POLARIZED ELECTRON-SCATTERING
    HOPSTER, H
    RAUE, R
    CLAUBERG, R
    [J]. PHYSICAL REVIEW LETTERS, 1984, 53 (07) : 695 - 697
  • [6] A novel spectrometer for spin-polarized electron energy-loss spectroscopy
    Ibach, H
    Bruchmann, D
    Vollmer, R
    Etzkorn, M
    Kumar, PSA
    Kirschner, J
    [J]. REVIEW OF SCIENTIFIC INSTRUMENTS, 2003, 74 (09) : 4089 - 4095
  • [7] SPIN-POLARIZED ELECTRON-ENERGY-LOSS SPECTROSCOPY ON EPITAXIAL FCC CO LAYERS ON CU(001)
    KAMPER, KP
    ABRAHAM, DL
    HOPSTER, H
    [J]. PHYSICAL REVIEW B, 1992, 45 (24): : 14335 - 14346
  • [8] HIGH-RESOLUTION SPIN-POLARIZED ELECTRON-ENERGY-LOSS SPECTROSCOPY AND THE STONER EXCITATION SPECTRUM IN NICKEL
    KIRSCHNER, J
    REBENSTORFF, D
    IBACH, H
    [J]. PHYSICAL REVIEW LETTERS, 1984, 53 (07) : 698 - 701
  • [9] Mills D.L., 1984, SURFACE EXCITATIONS, P379
  • [10] Theory of spin excitations in Fe(110) monolayers
    Muniz, RB
    Mills, DL
    [J]. PHYSICAL REVIEW B, 2002, 66 (17) : 1 - 15