Publications


Peer-reviewed publications

  • Modelling magnetically-levitated superconducting ellipsoids, cylinders and cuboids for quantum magnetomechanics
    Natanael Bort-Soldevila, Jaume Cunill-Subiranas, Nuria Del-Valle, Witlef Wieczorek, Gerard Higgins, Michael Trupke, Carles Navau
    Phys. Rev. Research 6, 043046 (2024)
  • Remote sensing of a levitated superconductor with a flux-tunable microwave cavity
    Philip Schmidt, Remi Claessen, Gerard Higgins, Joachim Hofer, Jannek J. Hansen, Peter Asenbaum, Martin Zemlicka, Kevin Uhl, Reinhold Kleiner, Rudolf Gross, Hans Huebl, Michael Trupke, and Markus Aspelmeyer
    Phys. Rev. Applied 22, 014078 (2024)
    see also Physics synopsis, News article, arxiv version, data on zenodo and publication.
  • High-Q magnetic levitation and control of superconducting microspheres at millikelvin temperatures
    Joachim Hofer, Rudolf Gross, Gerard Higgins, Hans Huebl, Oliver F. Kieler, Reinhold Kleiner, Dieter Koelle, Philip Schmidt, Joshua A. Slater, Michael Trupke, Kevin Uhl, Thomas Weimann, Witlef Wieczorek, Markus Aspelmeyer,
    Phys. Rev. Lett. 131, 043603 (2023), data on zenodo, arXiv version
  • Superconducting microsphere magnetically levitated in an anharmonic potential with integrated magnetic readout
    Martí Gutierrez Latorre, Gerard Higgins, Achintya Paradkar, Thilo Bauch, Witlef Wieczorek,
    Phys. Rev. Applied 19, 054047 (2023) [Editor’s suggestion]
    see also Highlighted as a Research update in physicsworld, data on zenodo
  • Surface acoustic wave resonators on thin film piezoelectric substrates in the quantum regime
    Thomas Luschmann, Alexander Jung, Stephan Geprägs, Franz X Haslbeck, Achim Marx, Stefan Filipp, Simon Gröblacher, Rudolf Gross and Hans Huebl
    Materials for Quantum Technology  3, 021001 (2023), data on zenodo
  • Kerr Enhanced Backaction Cooling in Magnetomechanics
    D. Zoepfl, M. L. Juan, N. Diaz-Naufal, C. M. F. Schneider, L. F. Deeg, A. Sharafiev, A. Metelmann, and G. Kirchmair
    Phys. Rev. Lett. 130, 033601 (2023) [Editor’s suggestion]

Preprint articles

  • Kerr enhanced optomechanical cooling in the unresolved sideband regime
    N. Diaz-Naufal, L. Deeg, D. Zoepfl, C. M. F. Schneider, M. L. Juan, G. Kirchmair, A. Metelmann
    https://arxiv.org/abs/2410.15435
  • Optomechanical Backaction in the Bistable Regime
    L. F. Deeg, D. Zoepfl, N. Diaz-Naufal, M. L. Juan, A. Metelmann, G. Kirchmair
    https://arxiv.org/abs/2406.04217
  • Superconducting flip-chip devices using indium microspheres on Au-passivated Nb or NbN as under-bump metallization layer
    Achintya Paradkar, Paul Nicaise, Karim Dakroury, Fabian Resare, Witlef Wieczorek
    https://arxiv.org/abs/2408.14655