Core research areas

Expertise

  • Novel magnetic materials: 2D ferromagnet Fe5GeTe2, ferrimagnet NiCo2O4
  • Quantum transport phenomena: anomalous/topological/quantum Hall effect
  • Magnetoresistance (AMR, GMR, TMR), spin-orbit torque, spin-transfer torque
  • Spintronic devices: Hall devices, magnetic tunnel junctions, lateral transport
  • Cleanroom fabrication: optical/e-beam lithography, dry/wet etching, lift-off

Publications

  1. Title

    A promising platform for ferrimagnetic spintronics: transition-metal oxide NiCo2O4 with robust perpendicular magnetic anisotropy

    Author
    H. Lv, X. C. Huang, K. H. L. Zhang, O. Bierwagen, M. Ramsteiner
    Source
    J. Phys.: Conf. Ser., 3161, 012022 (2026)
    DOI:
    10.1088/1742-6596/3161/1/012022 (PDI-ID: 3026)
  2. Title

    Above-room-temperature ferromagnetism in large-scale epitaxial Fe3GaTe2/graphene van der Waals heterostructures

    Author
    T. Shinwari, K. Khan, H. Lv, A. Abebe Kassa, F. Munnik, S. Josephy, A. Trampert, V. Ukleev, C. Luo, F. Radu, J. Herfort, M. Hanke, J. M. J. Lopes
    Source
    ACS Nano, 19, 37561-37571 (2025)
    DOI:
    10.1021/acsnano.5c07732 (PDI-ID: 3082)
  3. Title

    All-epitaxial Fe5-xGeTe2/graphene and Fe5-xGeTe2/WSe2 van der Waals heterostructures with above room temperature ferromagnetism

    Author
    H. Lv, J. Herfort, M. Hanke, C. Chen, J. M. Redwing, A. Trampert, R. Engel-Herbert, M. Ramsteiner, J. M. J. Lopes
    Source
    IEEE Trans. Magn., Early Access, 1 (2024)
    DOI:
    10.1109/TMAG.2024.3426954 (PDI-ID: 2987)