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Direct evidence for efficient ultrafast charge separation in epitaxial WS(2)/graphene heterostructures
We use time- and angle-resolved photoemission spectroscopy (tr-ARPES) to investigate ultrafast charge transfer in an epitaxial heterostructure made of monolayer WS(2) and graphene. This heterostructure combines the benefits of a direct-gap semiconductor with strong spin-orbit coupling and strong lig...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Association for the Advancement of Science
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7220367/ https://www.ncbi.nlm.nih.gov/pubmed/32426488 http://dx.doi.org/10.1126/sciadv.aay0761 |