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Structure and magnetism on in situ ultrathin epitaxial films: XMCD and EXAFS on Fe/Ag(100)

Hahlin, A ; Andersson, C ; Hunter Dunn, Jonathan LU ; Karis, O and Arvanitis, D (2003) 7th International Conference on Nanometer-Scale Science and Technology and the 21st European Conference on Surface Science 532-35. p.76-81
Abstract
We have made in situ investigations of epitaxial ultrathin Fe films on Ag(100). This system is known to exhibit a reorientation of the magnetization, dependent of Fe thickness and temperature. Our aim here is to correlate the local structure with the magnetic properties of this system. The X-ray absorption fine structure has been recorded in situ both in the near edge as well as in the extended X-ray absorption fine structure (EXAFS) range. Using X-ray magnetic circular dichroism we find that, below 300 K, films between 2 and 6 monolayers show an out-of-plane remanent magnetization whereas for thicker films the magnetization lies in-plane. By making use of the Fe L-edge EXAFS we obtain information on the local structure around the Fe... (More)
We have made in situ investigations of epitaxial ultrathin Fe films on Ag(100). This system is known to exhibit a reorientation of the magnetization, dependent of Fe thickness and temperature. Our aim here is to correlate the local structure with the magnetic properties of this system. The X-ray absorption fine structure has been recorded in situ both in the near edge as well as in the extended X-ray absorption fine structure (EXAFS) range. Using X-ray magnetic circular dichroism we find that, below 300 K, films between 2 and 6 monolayers show an out-of-plane remanent magnetization whereas for thicker films the magnetization lies in-plane. By making use of the Fe L-edge EXAFS we obtain information on the local structure around the Fe atoms, such as the interatomic distances, the coordination number, and the mean square relative displacement of the first neighbor shells. (C) 2003 Elsevier Science B.V. All rights reserved. (Less)
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author
; ; ; and
organization
publishing date
type
Chapter in Book/Report/Conference proceeding
publication status
published
subject
keywords
epitaxy, iron, extended X-ray absorption fine structure (EXAFS), silver
host publication
Surface Science (Proceedings of the 7th International Conference on Nanometer-Scale Science and Technology and the 21st European Conference on Surface Science)
volume
532-35
pages
76 - 81
publisher
Elsevier
conference name
7th International Conference on Nanometer-Scale Science and Technology and the 21st European Conference on Surface Science
conference location
Malmo, Sweden
conference dates
2002-06-24 - 2002-06-28
external identifiers
  • wos:000183705900015
  • scopus:0038237652
ISSN
0039-6028
DOI
10.1016/S0039-6028(03)00112-2
language
English
LU publication?
yes
id
d61d9395-dcbe-469d-bc66-31b7fb27b395 (old id 307984)
date added to LUP
2016-04-01 16:20:26
date last changed
2022-02-20 05:23:04
@inproceedings{d61d9395-dcbe-469d-bc66-31b7fb27b395,
  abstract     = {{We have made in situ investigations of epitaxial ultrathin Fe films on Ag(100). This system is known to exhibit a reorientation of the magnetization, dependent of Fe thickness and temperature. Our aim here is to correlate the local structure with the magnetic properties of this system. The X-ray absorption fine structure has been recorded in situ both in the near edge as well as in the extended X-ray absorption fine structure (EXAFS) range. Using X-ray magnetic circular dichroism we find that, below 300 K, films between 2 and 6 monolayers show an out-of-plane remanent magnetization whereas for thicker films the magnetization lies in-plane. By making use of the Fe L-edge EXAFS we obtain information on the local structure around the Fe atoms, such as the interatomic distances, the coordination number, and the mean square relative displacement of the first neighbor shells. (C) 2003 Elsevier Science B.V. All rights reserved.}},
  author       = {{Hahlin, A and Andersson, C and Hunter Dunn, Jonathan and Karis, O and Arvanitis, D}},
  booktitle    = {{Surface Science (Proceedings of the 7th International Conference on Nanometer-Scale Science and Technology and the 21st European Conference on Surface Science)}},
  issn         = {{0039-6028}},
  keywords     = {{epitaxy; iron; extended X-ray absorption fine structure (EXAFS); silver}},
  language     = {{eng}},
  pages        = {{76--81}},
  publisher    = {{Elsevier}},
  title        = {{Structure and magnetism on in situ ultrathin epitaxial films: XMCD and EXAFS on Fe/Ag(100)}},
  url          = {{http://dx.doi.org/10.1016/S0039-6028(03)00112-2}},
  doi          = {{10.1016/S0039-6028(03)00112-2}},
  volume       = {{532-35}},
  year         = {{2003}},
}