Emergence of Nontrivial Low-Energy Dirac Fermions in Antiferromagnetic EuCd
axion insulator
condensed matter physics
higher order topological insulator
magnetic Dirac semimetal
Journal
Advanced materials (Deerfield Beach, Fla.)
ISSN: 1521-4095
Titre abrégé: Adv Mater
Pays: Germany
ID NLM: 9885358
Informations de publication
Date de publication:
Apr 2020
Apr 2020
Historique:
received:
18
11
2019
revised:
20
01
2020
pubmed:
25
2
2020
medline:
25
2
2020
entrez:
25
2
2020
Statut:
ppublish
Résumé
Parity-time symmetry plays an essential role for the formation of Dirac states in Dirac semimetals. So far, all of the experimentally identified topologically nontrivial Dirac semimetals (DSMs) possess both parity and time reversal symmetry. The realization of magnetic topological DSMs remains a major issue in topological material research. Here, combining angle-resolved photoemission spectroscopy with density functional theory calculations, it is ascertained that band inversion induces a topologically nontrivial ground state in EuCd
Identifiants
pubmed: 32091144
doi: 10.1002/adma.201907565
doi:
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
e1907565Subventions
Organisme : Ministry of Science and Technology of China
ID : 2016YFA0300600
Organisme : Ministry of Science and Technology of China
ID : 2016YFA0401000
Organisme : Ministry of Science and Technology of China
ID : 2017YFA0302901
Organisme : National Natural Science Foundation of China
ID : 11622435
Organisme : National Natural Science Foundation of China
ID : 11474340
Organisme : National Natural Science Foundation of China
ID : 11474330
Organisme : National Natural Science Foundation of China
ID : 11674369
Organisme : National Natural Science Foundation of China
ID : 11422428
Organisme : Sino-Swiss Science and Technology Cooperation
ID : IZLCZ2-170075
Organisme : Chinese Academy of Sciences
ID : XDB07000000
Organisme : Chinese Academy of Sciences
ID : QYZDB-SSW-SLH043
Organisme : K. C. Wong Education Foundation
ID : GJTD-2018-01
Organisme : Beijing Municipal Science and Technology Commission
ID : Z171100002017018
Organisme : CAS Pioneer Hundred Talents Program
Organisme : U.S. Department of Energy
ID : DESC0002623
Organisme : National Science Foundation
ID : ACI-1548562
Organisme : Canada First Research Excellence Fund
Organisme : Swiss National Science Foundation
ID : 200021_182695
Pays : Switzerland
Informations de copyright
© 2020 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
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