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Coherent order parameter oscillations in the ground state of the excitonic insulator Ta(2)NiSe(5)

The excitonic insulator is an intriguing electronic phase of condensed excitons. A prominent candidate is the small bandgap semiconductor Ta(2)NiSe(5), in which excitons are believed to undergo a Bose-Einstein condensation–like transition. However, direct experimental evidence for the existence of a...

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Detalles Bibliográficos
Autores principales: Werdehausen, Daniel, Takayama, Tomohiro, Höppner, Marc, Albrecht, Gelon, Rost, Andreas W., Lu, Yangfan, Manske, Dirk, Takagi, Hidenori, Kaiser, Stefan
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Association for the Advancement of Science 2018
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5938280/
https://www.ncbi.nlm.nih.gov/pubmed/29740599
http://dx.doi.org/10.1126/sciadv.aap8652