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Collective excitations on a surface of topological insulator

We study collective excitations in a helical electron liquid on a surface of three-dimensional topological insulator. Electron in helical liquid obeys Dirac-like equation for massless particles and direction of its spin is strictly determined by its momentum. Due to this spin-momentum locking, colle...

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Detalles Bibliográficos
Autores principales: Efimkin, Dmitry K, Lozovik, Yurii E, Sokolik, Alexey A
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Springer 2012
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3341197/
https://www.ncbi.nlm.nih.gov/pubmed/22376744
http://dx.doi.org/10.1186/1556-276X-7-163