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Showing 1–5 of 5 results
Advanced filters: Author: Shamashis Sengupta Clear advanced filters

  • Nonreciprocal transport is sensitive to the broken inversion symmetry of the electronic state. Here, the authors demonstrate a spontaneous voltage signal which they suggest is time-reversal-even and arises from a ratchet-type electronic potential.

    • Mathias Soulier
    • Shamashis Sengupta
    • Subhrangsu Sarkar
    ResearchOpen Access
    Nature Communications
    Volume: 16, P: 1-10

  • Demonstration of ballistic conduction and spin polarization of edge state currents in two dimensional topological insulators remains a challenge. Here, Muraniet al. report a direct signature of ballistic one dimensional transport along the topological surfaces of a bismuth nanowire connected to superconducting electrodes.

    • Anil Murani
    • Alik Kasumov
    • Sophie Guéron
    ResearchOpen Access
    Nature Communications
    Volume: 8, P: 1-7

  • The study of the band structure and crystal symmetry of the semimetal bismuth indicates that this material is a higher-order topological insulator hosting robust one-dimensional metallic states on the hinges of the crystal.

    • Frank Schindler
    • Zhijun Wang
    • Titus Neupert
    Research
    Nature Physics
    Volume: 14, P: 918-924