Critical slowing down near a magnetic quantum phase transition with fermionic breakdown.
Electronic structure
Phase transitions and critical phenomena
Terahertz optics
Journal
Nature physics
ISSN: 1745-2473
Titre abrégé: Nat Phys
Pays: England
ID NLM: 101235387
Informations de publication
Date de publication:
2023
2023
Historique:
received:
13
06
2022
accepted:
23
06
2023
medline:
16
11
2023
pubmed:
16
11
2023
entrez:
16
11
2023
Statut:
ppublish
Résumé
When a system close to a continuous phase transition is subjected to perturbations, it takes an exceptionally long time to return to equilibrium. This critical slowing down is observed universally in the dynamics of bosonic excitations, such as order-parameter collective modes, but it is not generally expected to occur for fermionic excitations. Here using terahertz time-domain spectroscopy, we find evidence for fermionic critical slowing down in YbRh
Identifiants
pubmed: 37970535
doi: 10.1038/s41567-023-02156-7
pii: 2156
pmc: PMC10635820
doi:
Types de publication
Journal Article
Langues
eng
Pagination
1605-1610Informations de copyright
© The Author(s) 2023.
Déclaration de conflit d'intérêts
Competing interestsThe authors declare no competing interests.
Références
Phys Rev Lett. 2002 Jul 29;89(5):056402
pubmed: 12144454
Science. 2007 Feb 16;315(5814):969-71
pubmed: 17303749
Nature. 2011 Jun 15;474(7351):362-6
pubmed: 21677755
Phys Rev Lett. 2017 Mar 17;118(11):117204
pubmed: 28368638
Nature. 2004 Dec 16;432(7019):881-5
pubmed: 15602556
Nature. 2000 Sep 21;407(6802):351-5
pubmed: 11014185
Science. 2020 Jan 17;367(6475):285-288
pubmed: 31949077
Phys Rev Lett. 2019 Mar 8;122(9):096401
pubmed: 30932511
Nature. 2003 Jul 31;424(6948):524-7
pubmed: 12891349
Phys Rev Lett. 2000 Jul 17;85(3):626-9
pubmed: 10991356
Nat Commun. 2018 Aug 20;9(1):3324
pubmed: 30127442
Nature. 2001 Oct 25;413(6858):804-8
pubmed: 11677597