X-ray magnetic circular dichroism at rare-earth (R) L2,3 absorption edges in R2Fe14B

被引:1
|
作者
Asakura, K [1 ]
Fukui, K
Ogasawara, H
Harada, I
Kotani, A
机构
[1] Okayama Univ, Fac Sci, Dept Phys, Okayama 7008530, Japan
[2] RIKEN, SPring 8, Mikazuki, Hyogo 6795148, Japan
[3] Univ Tokyo, ISSP, Kashiwa, Chiba 2778581, Japan
[4] Inst Mat Struct Sci, Photon Factory, Tsukuba, Ibaraki 3050801, Japan
关键词
magnetic circular dichroism; X-ray absorption spectroscopy; L-2; L-3 edges of rare-earth elements;
D O I
10.1016/j.physb.2003.11.055
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The magnetic circular dichroism (MCD) of the X-ray absorption spectra (XAS) and of the resonant X-ray emission spectra (RXES) at the rare-earth (RE) L-2,L-3 edges of R2Fe14B (R = La-Lu) are studied based on the model, where the band nature of the RE 5d states and the Fe 3d states and the intra-atomic exchange interaction between the RE 4f and 5d states are taken into account. We show that the detailed information on the weak polarization of the RE 5d states can be obtained by analyzing XAS-MCD and RXES-MCD. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:205 / 208
页数:4
相关论文
共 50 条
  • [41] Tensor description of X-ray magnetic dichroism at the Fe L2,3-edges of Fe3O4
    Elnaggar, Hebatalla
    Haverkort, Maurits W.
    Hamed, Mai Hussein
    Dhesi, Sarnjeet S.
    de Groot, Frank M. F.
    JOURNAL OF SYNCHROTRON RADIATION, 2021, 28 : 247 - 258
  • [42] MAGNETIC-ANISOTROPY OF R2FE14B (R = RARE EARTHS)
    TAKANO, Y
    SATOH, Y
    SEKIZAWA, K
    JOURNAL DE PHYSIQUE, 1988, 49 (C-8): : 561 - 562
  • [43] SOFT X-RAY MAGNETIC DICHROISM IN R1-xMx AMORPHOUS FILMS (R= RARE-EARTH, M=Co, Fe)
    Zaharko, O.
    Grimmer, H.
    Mertins, H. -Ch.
    Schaefers, F.
    ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES, 1999, 55 : 502 - 502
  • [44] Influence of magnetocrystalline anisotropy on rare-earth L2,3-edge x-ray magnetic circular dichroism spectra -: art. no. 014427
    Chaboy, J
    Maruyama, H
    Kawamura, N
    Suzuki, M
    PHYSICAL REVIEW B, 2004, 69 (01):
  • [45] EXCHANGE INTERACTIONS AND HYPERFINE FIELD AT THE RARE-EARTH NUCLEI IN R2FE14B COMPOUNDS
    BERTHIER, Y
    BOGE, M
    CZJZEK, G
    GIVORD, D
    JEANDEY, C
    LI, HS
    ODDOU, JL
    JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1986, 54-7 (pt I) : 589 - 590
  • [46] X-RAY MAGNETIC CIRCULAR-DICHROISM AND XANES SPECTRA AT PT L2,3-EDGES IN FE-PT ALLOYS
    MARUYAMA, H
    KOIZUMI, A
    KOBAYASHI, K
    YAMAZAKI, H
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1993, 32 : 290 - 294
  • [47] X-RAY MAGNETIC CIRCULAR-DICHROISM AT HO L2,3-EDGES IN HO-IRON-GARNET
    SHIMOMI, K
    MARUYAMA, H
    KOBAYASHI, K
    KOIZUMI, A
    YAMAZAKI, H
    IWAZUMI, T
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1993, 32 : 314 - 316
  • [48] Structure and magnetism of Pd in Pd/Fe multilayers studied by x-ray magnetic circular dichroism at the Pd L(2,3) edges
    Vogel, J
    Fontaine, A
    Cros, V
    Petroff, F
    Kappler, JP
    Krill, G
    Rogalev, A
    Goulon, J
    PHYSICAL REVIEW B, 1997, 55 (06): : 3663 - 3669
  • [49] X-ray absorption spectra and X-ray magnetic circular dichroism studies at Fe and Co L2,3 edges of mixed cobalt-zinc ferrite nanoparticles:: cationic repartition, magnetic structure and hysteresis cycles
    Hochepied, JF
    Sainctavit, P
    Pileni, MP
    JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 2001, 231 (2-3) : 315 - 322
  • [50] Bayesian spectroscopy of synthesized soft X-ray absorption spectra showing magnetic circular dichroism at the Ni-L3, -L2 edges
    Yamasaki, Taiga
    Iwamitsu, Kazunori
    Kumazoe, Hiroyuki
    Okada, Masato
    Mizumaki, Masaichiro
    Akai, Ichiro
    SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS-METHODS, 2021, 1 (01): : 75 - 86