High-Performance Single Nanowire Tunnel Diodes

Jesper Wallentin, Johan Mikael Persson, Jakob Birkedal Wagner, Lars Samuelson, Knut Deppert, Magnus Borgström

    Research output: Contribution to journalJournal articleResearchpeer-review

    Abstract

    We demonstrate single nanowire tunnel diodes with room temperature peak current densities of up to 329 A/cm(2). Despite the large surface to volume ratio of the type-II InP-GaAs axial heterostructure nanowires, we measure peak to valley current ratios (PVCR) of up to 8.2 at room temperature and 27.6 at liquid helium temperature. These sub-100-nm-diameter structures are promising components for solar cells as well as electronic applications.
    Original languageEnglish
    JournalNano Letters
    Volume10
    Issue number3
    Pages (from-to)974-979
    ISSN1530-6984
    DOIs
    Publication statusPublished - 2010

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