Theoretische Physik IV

    Research topics

    • Mesoscopic effects and quantum coherence in solid state nanostructures

    • Transport properties of carbon nanotubes and graphene

    • Topological Insulators

    • Spintronics: spin qubits and spin transport

    • Physics of quantum information processing

    • Physics of 1D systems: Luttinger liquids

    • Nano electromechanical systems

    Selected recent publications

    S. Heedt, N. Traverso Ziani, F. Crepin, W. Probst, St. Trellenkamp, J. Schubert, D. Grützmacher, B. Trauzettel, and Th. Schäpers
    Signatures of interaction-induced helical gaps in nanowire quantum point contacts
    Nature Physics (advanced online publication) doi:10.1038/nphys4070 (2017)

    G. Tkachov
    Magnetoelectric Andreev effect due to proximity-induced non-unitary triplet superconductivity in helical metals
    Phys. Rev. Lett. 118, 016802 (2017)

    B. Scharf, A. Matos-Abiague, J. E. Han, E. M. Hankiewicz, and I. Zutic
    Tunneling Planar Hall Effect in Topological Insulators: Spin-Valves and Amplifiers
    Phys. Rev. Lett. 117, 166806 (2016)

    A. Amaricci, J. C. Budich, C. Capone, B. Trauzettel, and G. Sangiovanni
    First order character and observable signatures of topological quantum phase transitions
    Phys. Rev. Lett. 114, 185701 (2015)

    Y. Baum, T. Posske, I. C. Fulga, B. Trauzettel, and A. Stern
    Coexisting edge states and gapless bulk in topological states of matter
    Phys. Rev. Lett. 114, 136801 (2015)

    I. Sochnikov, L. Maier, C. A. Watson, J. R. Kirtley, C. Gould, G. Tkachov, E. M. Hankiewicz, C. Brühne, H. Buhmann, L. W. Molenkamp, and K. A. Moler
    Non-sinusoidal current-phase relationship in Josephson junctions from the 3D topological insulator HgTe
    Phys. Rev. Lett. 114, 066801 (2015)

    M. Mühlbauer, A. Budewitz, B. Büttner, G. Tkachov, E. M. Hankiewicz, C. Brüne, H. Buhmann, and L. W. Molenkamp
    One-Dimensional Weak Antilocalization Due to the Berry Phase in HgTe Wires
    Phys. Rev. Lett. 112, 146803 (2014)

    F. Crepin and B. Trauzettel
    Parity measurement in topological Josephson junctions
    Phys. Rev. Lett. 112, 077002 (2014)