DC Field
Value
Language
dc.contributor.author
Gerasimov, A.
-
dc.contributor.author
Nordström, L.
-
dc.contributor.author
Khmelevskyi, Sergii
-
dc.contributor.author
Mazurenko, V.V.
-
dc.contributor.author
Khvashnin, Y.O.
-
dc.date.accessioned
2022-12-23T16:13:54Z
-
dc.date.available
2022-12-23T16:13:54Z
-
dc.date.issued
2021
-
dc.identifier.citation
<div class="csl-bib-body"> <div class="csl-entry">Gerasimov, A., Nordström, L., Khmelevskyi, S., Mazurenko, V. V., &#38; Khvashnin, Y. O. (2021). Nature of the magnetic moment of cobalt in ordered FeCo alloy. <i>Journal of Physics: Condensed Matter</i>, <i>33</i>(16), 165801. https://doi.org/10.1088/1361-648x/abdfff</div> </div>
-
dc.identifier.issn
0953-8984
-
dc.identifier.uri
http://hdl.handle.net/20.500.12708/138964
-
dc.description.abstract
Themagnetsaretypicallyclassified intoStonerandHeisenbergtype,dependingonthe itinerantorlocalizednatureofthe constituentmagneticmoments.Inthiswork,weinvestigate theoreticallythebehaviourofthe magneticmomentsofironandcobaltintheirB2-ordered alloy.Theresultsbasedonlocalspindensityapproximationforthedensityfunctionaltheory (DFT)suggestthatthe Comagneticmomentstronglydependsonthedirectionsofthe surroundingmagneticmoments,whichusuallyindicatestheStoner-typemechanismof magnetism.Thisisconsistentwiththedisorderedlocal momentpictureoftheparamagnetic state, wherethemagneticmomentofcobaltgetssubstantiallysuppressed.Wearguethatthisis duetothe lackofstrongon-siteelectroncorrelations,whichwetake intoaccountby employingacombinationofDFTanddynamicalmean-fieldtheory(DMFT).WithinLDA+ DMFT,we finda substantialquasiparticlemassrenormalizationanda nonFermi-liquid behaviourofFe-3d orbitals.Theresultingspectralfunctionsareinverygoodagreementwith measuredspin-resolvedphotoemissionspectra.Ourresultssuggestthatlocal correlationsplay anessentialroleinstabilizingarobustlocalmomentonCointheabsenceofmagneticorderat hightemperatures.
en
dc.language.iso
en
-
dc.publisher
IOP PUBLISHING LTD
-
dc.relation.ispartof
Journal of Physics: Condensed Matter
-
dc.subject
Condensed Matter Physics
-
dc.subject
General Materials Science
-
dc.title
Nature of the magnetic moment of cobalt in ordered FeCo alloy
en
dc.type
Artikel
de
dc.type
Article
en
dc.description.startpage
165801
-
dc.type.category
Original Research Article
-
tuw.container.volume
33
-
tuw.container.issue
16
-
tuw.journal.peerreviewed
true
-
tuw.peerreviewed
true
-
tuw.researchTopic.id
C1
-
tuw.researchTopic.name
Computational Materials Science
-
tuw.researchTopic.value
100
-
dcterms.isPartOf.title
Journal of Physics: Condensed Matter
-
tuw.publication.orgunit
E057-15 - Fachbereich Center for Computational Materials Science and Engineering
-
tuw.publisher.doi
10.1088/1361-648x/abdfff
-
dc.identifier.eissn
1361-648X
-
dc.description.numberOfPages
11
-
tuw.author.orcid
0000-0002-4620-1815
-
wb.sci
true
-
wb.sciencebranch
Physik, Astronomie
-
wb.sciencebranch
Chemie
-
wb.sciencebranch.oefos
1030
-
wb.sciencebranch.oefos
1040
-
item.languageiso639-1
en
-
item.openairetype
research article
-
item.grantfulltext
restricted
-
item.fulltext
no Fulltext
-
item.cerifentitytype
Publications
-
item.openairecristype
http://purl.org/coar/resource_type/c_2df8fbb1
-
crisitem.author.dept
E057-09 - Fachbereich VSC Research Center
-
crisitem.author.orcid
0000-0001-5630-7835
-
crisitem.author.parentorg
E057 - Facilities und Zentren
-
Appears in Collections:
Article
Show simple item record

Page view(s)

90
checked on Dec 1, 2023

Google ScholarTM

Check