Pregled bibliografske jedinice broj: 1188864
Order-disorder type of Peierls instability in BaVS_3
Order-disorder type of Peierls instability in BaVS_3 // Physical review. B, 103 (2021), 1; 014306, 13 doi:10.1103/PhysRevB.103.014306 (međunarodna recenzija, članak, znanstveni)
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Naslov
Order-disorder type of Peierls instability in BaVS_3
Autori
Ilakovac, Vita ; Girard, Adrien ; Balédent, Victor ; Foury-Leylekian, Pascale ; Winkler, Bjoern ; Kupčić, Ivan ; Berger, Helmuth ; Bosak, Alexeï ; Pouget, Jean-Paul
Izvornik
Physical review. B (2469-9950) 103
(2021), 1;
014306, 13
Vrsta, podvrsta i kategorija rada
Radovi u časopisima, članak, znanstveni
Ključne riječi
Peierls instability
Sažetak
Lattice dynamics of low-dimensional BaVS_3 is reported across the metal-insulator Peierls transition occurring at T_P=69 K using a combination of the thermal diffuse scattering of x rays, inelastic x-ray scattering, and density- functional theory calculations. The nondetection of a Kohn anomaly points to a unique situation of an order-disorder Peierls instability with a quasielastic critical scattering which has been fully characterized. These observations are discussed in the scope of a Peierls instability dominated by strong electron-phonon coupling and/or nonadiabatic effects.
Izvorni jezik
Engleski
Znanstvena područja
Fizika
Citiraj ovu publikaciju:
Časopis indeksira:
- Current Contents Connect (CCC)
- Web of Science Core Collection (WoSCC)
- Science Citation Index Expanded (SCI-EXP)
- SCI-EXP, SSCI i/ili A&HCI
- Scopus
- Nature Index