Structure and magnetism of Fe thin films grown on Rh(001) studied by photoelectron spectroscopy

Physical Review B - Condensed Matter and Materials Physics Volume 64 Issue 5 Page 054417-1-054417-6 published_at 2001-07-21
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Title ( eng )
Structure and magnetism of Fe thin films grown on Rh(001) studied by photoelectron spectroscopy
Creator
Hayashi Kei
Harasawa Ayumi
Kakizaki Akito
Source Title
Physical Review B - Condensed Matter and Materials Physics
Volume 64
Issue 5
Start Page 054417-1
End Page 054417-6
Abstract
Structural and magnetic properties of Fe thin films grown epitaxially on Rh(001) are studied by spin- and angle-resolved valence-band photoemission, Fe 2p3/2 photoelectron diffraction, and x-ray magnetic circular dichroism experiments. The valence-band structure shows characteristic features of a fcc high-spin state at 4 monolayers (ML) and those of ferromagnetic bulk bcc Fe at 8 ML. The structure of the Fe film reveals fct(001) compressed along the direction perpendicular to the surface in the low-coverage region and gradually changes to distorted bcc(110) as the film thickness increases. The magnetic moments increase as a function of the film thickness and reach the same value as in bulk bcc Fe above 6 ML. The Fe films show in-plane ferromagnetism above 2 ML, and the thickness dependence of the magnetic properties is discussed in connection with the characteristic growth mode.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 2001-07-21
Rights
Copyright (c) 2001 The American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0163-1829
[DOI] 10.1103/PhysRevB.64.054417
[NCID] AA11187113
[DOI] http://dx.doi.org/10.1103/PhysRevB.56.6021