Quantum Materials & Engineering Group @ UD

Department of Physics & Astronomy/Department of Materials Science & Engineering


  • Scanning X-ray Diffraction Microscopy for Diamond Quantum Sensing
    Mason C. Marshall, David F. Phillips, Matthew J. Turner, Mark J. H. Ku, Tao Zhou, F. Joseph Heremans, Martin V. Holt, and Ronald L. Walsworth,
    arXiv:2103.08388 (2021).

  • Directional detection of dark matter with diamond
    M.C. Marshall, M.J. Turner, M.J.H. Ku, D.F. Phillips, and R.L. Walsworth,
    Quantum Sci. Technol. 6, 024011 (2021).

  • Applying Janak's Theorem and Orbital Mixing to ZPL Estimations: The Case of the Negatively Charged Calcium Vacancy in Monolayer SiS2
    R. Kuate Defo, H. Nguyen, T. D. Rhone, M. J. H. Ku, and G. A. Tritsaris,
    arXiv:2012.01223 (2020).

  • Robustness of quantized transport through edge states of finite length: Imaging current density in Floquet topological versus quantum spin and anomalous Hall insulators
    U. Bajpai, M.J.H. Ku, and B.K. Nikolic,
    Phys. Rev. Research 2, 033438 (2020).

  • Imaging Viscous Flow of the Dirac Fluid in Graphene
    M.J.H. Ku*, T.X. Zhou*, Q. Li, Y.J. Shin, J.K. Shi, C. Burch, L.E. Anderson, A.T. Pierce, Y. Xie, A. Hamo, U. Vool, H. Zhang, F. Casola, T. Taniguchi, K. Watanabe, M.M. Fogler, P. Kim, A. Yacoby, and R.L. Walsworth,
    Nature 583, 537 (2020).

  • Spin-Torque Oscillation in a Magnetic Insulator Probed by a Single-Spin Sensor
    H. Zhang*, M.J.H. Ku*, F. Casola, C.H.R. Du, T. van der Sar, M.C. Onbasli, C.A. Ross, Y. Tserkovnyak, A. Yacoby, and R.L. Walsworth,
    Phys. Rev. B 102, 024404 (2020).

(* indicate equal contribution)

The following are works at MIT/UBC in the field of quantum gases

  • Cascade of Solitonic Excitations in a Superfluid Fermi Gas: From Planar Solitons to Vortex Rings and Lines
    M.J.H. Ku, B. Mukherjee, T. Yefsah, and M.W. Zwierlein,
    Phys. Rev. Lett. 116, 045304 (2016).

  • Motion of a Solitonic Vortex in the BEC-BCS Crossover
    M.J.H. Ku, W. Ji, B. Mukherjee, E. Guardado-Sanchez, L.W. Cheuk, T. Yefsah, and M.W. Zwierlein,
    Phys. Rev. Lett. 113, 065301 (2014).

  • Heavy Solitons in a Fermionic Superfluid
    T. Yefsah, A.T. Sommer, M.J.H. Ku, L.W. Cheuk, W. Ji, W.S. Bakr, and M.W. Zwierlein,
    Nature 499, 426 (2013).

  • Collective Modes in a Unitary Fermi Gas across the Superfluid Phase Transition”
    M.K. Tey, L.A. Sidorenkov, E.R. Sánchez Guajardo, R. Grimm, M.J.H. Ku, M.W. Zwierlein, Y.-H. Hou, L. Pitaevskii, and S. Stringari,
    Phys. Rev. Lett. 110, 055303 (2013).

  • Revealing the Superfluid Lambda Transition in the Universal Thermodynamics of a Unitary Fermi Gas
    M.J.H. Ku, A.T. Sommer, L.W. Cheuk, and M.W. Zwierlein,
    Science 335, 563 (2012).

  • Feynman Diagrams versus Fermi-Gas Feynman Emulator
    K. Van Houcke, F. Werner, E. Kozik, N. Prokof’ev, B. Svistunov, M.J.H. Ku, A.T. Sommer, L.W. Cheuk, A. Schirotzek, and M.W. Zwierlein,
    Nature Physics 8, 366 (2012).

  • Universal Spin Transport in a Strongly Interacting Fermi Gas
    A. Sommer, M. Ku, G. Roati, and M.W. Zwierlein,
    Nature 472, 201 (2011).