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A new class of large band gap quantum spin hall insulators: 2D fluorinated group-IV binary compounds

We predict a new class of large band gap quantum spin Hall insulators, the fluorinated PbX (X = C, Si, Ge and Sn) compounds, that are mechanically stable two-dimensional materials. Based on first principles calculations we find that, while the PbX systems are not topological insulators, all fluorina...

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Detalles Bibliográficos
Autores principales: Padilha, J. E., Pontes, R. B., Schmidt, T. M., Miwa, R. H., Fazzio, A.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4876509/
https://www.ncbi.nlm.nih.gov/pubmed/27212604
http://dx.doi.org/10.1038/srep26123