Origin of the crossover from polarons to Fermi liquids in transition metal oxides

Photoemission spectroscopy studies of anatase titanium oxide have demonstrated a doping-driven crossover in the polaronic character of charge carriers. Here, the authors obtain a first principles understanding of these observations in terms of plasma screening and electron–phonon coupling.

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Detalles Bibliográficos
Autores principales: Carla Verdi, Fabio Caruso, Feliciano Giustino
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2017
Materias:
Q
Acceso en línea:https://doaj.org/article/11e32796d67e44c5b473aa9163ecf560
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Sumario:Photoemission spectroscopy studies of anatase titanium oxide have demonstrated a doping-driven crossover in the polaronic character of charge carriers. Here, the authors obtain a first principles understanding of these observations in terms of plasma screening and electron–phonon coupling.