Superconductivity in CuxBi2Se3 and its implications for pairing in the undoped topological insulator

YS Hor, AJ Williams, JG Checkelsky, P Roushan, J. Seo, Q Xu, HW Zandbergen, A Yazdani, NP Ong, RJ Cava

    Research output: Contribution to journalArticleScientificpeer-review


    Bi2Se3 is one of a handful of known topological insulators. Here we show that copper intercalation in the van der Waals gaps between the Bi2Se3 layers, yielding an electron concentration of similar to 2 x 10(20) cm(-3), results in superconductivity at 3.8 K in CuxBi2Se3 for 0.12
    Original languageUndefined/Unknown
    Pages (from-to)057001-1-057001-4
    JournalPhysical Review B (Condensed Matter and Materials Physics)
    Publication statusPublished - 2010


    • academic journal papers
    • CWTS 0.75 <= JFIS < 2.00

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