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Emergent photovoltage on SmB(6) surface upon bulk-gap evolution revealed by pump-and-probe photoemission spectroscopy
Recent studies suggest that an exemplary Kondo insulator SmB(6) belongs to a new class of topological insulators (TIs), in which non-trivial spin-polarized metallic states emerge on surface upon the formation of Kondo hybridization gap in the bulk. Remarkably, the bulk resistivity reaches more than...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group
2015
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4313084/ https://www.ncbi.nlm.nih.gov/pubmed/25640966 http://dx.doi.org/10.1038/srep08160 |