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Electron momentum densities near Dirac cones: Anisotropic Umklapp scattering and momentum broadening

The relationship between electron momentum densities (EMDs) and a band gap is clarified in momentum space. The interference between wavefunctions via reciprocal lattice vectors, making a band gap in momentum space, causes the scattering of electrons from the first Brillouin zone to the other zones,...

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Detalles Bibliográficos
Autores principales: Hiraoka, N., Nomura, T.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5428786/
https://www.ncbi.nlm.nih.gov/pubmed/28373659
http://dx.doi.org/10.1038/s41598-017-00628-4