Research Projects

List of Publications


  • T. Hartmann, T. Schulze, K. Voges, P. Gersema, E. Tiemann, A. Zenesini, and S. Ospelkaus (2019): Feshbach resonances in 23Na+39K mixtures and refined molecular potentials for the NaK moleculePhys. Rev. A 99, 032711
    DOI: 10.1103/PhysRevA.99.032711
    arXiv: 1810.00608
  • V. Veljic, A. Pelster, and A. Balaz (2019): Stability of quantum degenerate Fermi gases of tilted polar moleculesPhysical Review Research
    DOI: 10.1103/PhysRevResearch.1.012009
    arXiv: 1902.09518
  • Frauke Seeßelberg, Nikolaus Buchheim, Zhen-Kai Lu, Tobias Schneider, Xin-Yu Luo, Eberhard Tiemann, Immanuel Bloch, and Christoph Gohle (2018): Modeling the adiabatic creation of ultracold polar 23Na40K moleculesPhys. Rev. A 97, 013405
    DOI: 10.1103/PhysRevA.97.013405
    arXiv: 1709.00902
  • I Ferrier-Barbut, M Wenzel, F Böttcher, T Langen, M Isoard, S Stringari, T Pfau (2018): Scissors mode of dipolar quantum droplets of Dysprosium AtomsPhys. Rev. Lett. 120, 160402
    DOI: 10.1103/PhysRevLett.120.160402
    arXiv: 1712.06927
  • I Ferrier-Barbut, M Wenzel, M Schmitt, F Böttcher, T Pfau (2018): Onset of a modulational instability in trapped dipolar Bose-Einstein condensatesPhys. Rev. A 97 011604
    DOI: 10.1103/PhysRevA.97.011604
    arXiv: 1711.07275
  • J. H. Becher, S. Baier, K. Aikawa, M. Lepers, J.-F. Wyart, O. Dulieu, F. Ferlaino (2018): Anisotropic polarizability of erbium atomsPhys. Rev. A, 97, 012509
    DOI: 10.1103/PhysRevA.97.012509
    arXiv: 1710.07162
  • J. Kumlin, S. Hofferberth, and H.P. Büchler (2018): Emergent Universal Dynamics for an Atomic Cloud Coupled to an Optical WaveguidePhys. Rev. Lett 121, 013601
    DOI: 10.1103/PhysRevLett.121.013601
    arXiv: 1803.08837
  • L. Vanderstraeten, M. Van Damme, H.P. Büchler, and F. Verstraete (2018): Quasiparticles in quantum spin chains with long-range interactionsPhys. Rev. Lett 121, 090603
    DOI: 10.1103/PhysRevLett.121.090603
    arXiv: 1801.00769
  • Lauriane Chomaz, Rick M. W. van Bijnen, Daniel Petter, Giulia Faraoni, Simon Baier, Jan Hendrik Becher, Manfred J. Mark, Falk Waechtler, Luis Santos, Francesca Ferlaino (2018): Observation of roton mode population in a dipolar quantum gasNature Physics, vol. 14, pp. 442–446
    DOI: 10.1038/s41567-018-0054-7
    arXiv: 1705.06914
  • M. Wenzel, F. Böttcher, J.-N. Schmidt, T. Langen, T. Pfau and I. Ferrier-Barbut (2018): Anisotropic Superfluid Behavior of a Dipolar Bose-Einstein CondensatePhys. Rev. Lett. 121, 030401
    DOI: 10.1103/PhysRevLett.121.030401
    arXiv: 1804.04552
  • S. Baier, D. Petter, J. H. Becher, A. Patscheider, G. Natale, L. Chomaz, M. J. Mark, F. Ferlaino (2018): Realization of a Strongly Interacting Fermi Gas of Dipolar AtomsPhys. Rev. Lett. 121, 093602
    DOI: 10.1103/PhysRevLett.121.093602
    arXiv: 1803.11445
  • S. Weber, S. de Leseleuc, V. Lienhard, D. Barredo, T. Lahaye, A. Browaeys, and H.P. Büchler (2018): Topologically protected edge states in small Rydberg systemsQuantum Sci. Technol. 3, 044001
    DOI: 10.1088/2058-9565/aaca47
    arXiv: 1803.05293
  • T. Ilg, J. Kumlin, L. Santos, D. S. Petrov, and H. P. Büchler (2018): Dimensional crossover for the beyond-mean-field correction in Bose gases
    DOI: 10.1103/PhysRevA.98.051604
    arXiv: 1806.01784
  • Torben A. Schulze, Torsten Hartmann, Kai K. Voges, Matthias W. Gempel, Eberhard Tiemann, Alessandro Zenesini, Silke Ospelkaus (2018): Feshbach spectroscopy and dual-species Bose-Einstein condensation of 23Na−39K mixturesPhysical Review A
    DOI: 10.1103/PhysRevA.97.023623
    arXiv: 1709.03796
  • V. Veljic, A.R.P. Lima, L. Chomaz, S. Baier, M.J. Mark, F. Ferlaino, A. Pelster and A. Balaž (2018): Ground state of an Ultracold Fermi Gas of Tilted Dipoles in Elongated TrapsNew J. Phys. 20, 093016
    DOI: 10.1088/1367-2630/aade24
    arXiv: 1806.05672
  • Wenzel, M., Pfau, T., Ferrier-Barbut, I. (2018): A fermionic impurity in a dipolar quantum dropletPhysica Scripta, 93, 104004
    DOI: 10.1088/1402-4896/aadd72
    arXiv: 1807.00631
  • Daniel Edler, Chinmayee Mishra, Falk Wächtler, Rejish Nath, Subhasis Sinha, Luis Santos (2017): Quantum fluctuations in quasi-one-dimensional dipolar Bose-Einstein condensatesPhys. Rev. Lett. 119, 050403 (2017)
    DOI: 10.1103/PhysRevLett.119.050403
    arXiv: 1610.09176
  • F. Wächtler, A.R.P. Lima, and A. Pelster (2017): Low-Lying Excitation Modes of Trapped Dipolar Fermi Gases: From Collisionless to Hydrodynamic RegimePhys. Rev. A 96, 043608
    DOI: 10.1103/PhysRevA.96.043608
    arXiv: 1311.5100
  • L. Reichsöllner, A. Schindewolf, T. Takekoshi, R. Grimm, and H.-C. Nägerl (2017): Quantum engineering of a low-entropy gas of heteronuclear bosonic molecules in an optical latticePhys. Rev. Lett. 118, 073201
    DOI: 10.1103/PhysRevLett.118.073201
  • Matthias Wenzel, Fabian Böttcher, Tim Langen, Igor Ferrier-Barbut, Tilman Pfau (2017): Striped states in a many-body system of tilted dipolesPhysical Review A 96 (5), 053630
    DOI: 10.1103/PhysRevA.96.053630
    arXiv: 1706.09388
  • S. Häfner, J. Ulmanis, E. D. Kuhnle, Yujun Wang, Chris H. Greene, M. Weidemüller (2017): Role of the intraspecies scattering length in the Efimov scenario with large mass differencePhysical Review A 95, 062708
    DOI: 10.1103/PhysRevA.95.062708
    arXiv: 1701.08007
  • V. Veljic, A. Balaž, and A. Pelster (2017): Time-of-Flight Expansion of Trapped Dipolar Fermi Gases: From the Collisionless to the Hydrodynamic RegimePhys. Rev. A 95, 053635
    DOI: 10.1103/PhysRevA.95.053635
    arXiv: 1608.06448
  • F. Wächtler and L. Santos (2016): Quantum filaments in dipolar Bose-Einstein condensatesPhys. Rev. A 93, 061603(R)
    DOI: 10.1103/PhysRevA.93.061603
    arXiv: 1601.04501
  • Ferrier-Barbut, I., Schmitt, M., Wenzel, M., Kadau, H., Pfau, T. (2016): Liquid quantum droplets of ultracold magnetic atomsJ. Phys. B: At. Mol. Opt. Phys. 49, 214004
    DOI: 10.1088/0953-4075/49/21/214004
    arXiv: 1609.03937
  • Holger Kadau, Matthias Schmitt, Matthias Wenzel, Clarissa Wink, Thomas Maier, Igor Ferrier-Barbut, Tilman Pfau (2016): Observing the Rosensweig instability of a quantum ferrofluidNature
    DOI: 10.1038/nature16485
    arXiv: 1508.05007
  • Igor Ferrier-Barbut, Holger Kadau, Matthias Schmitt, Matthias Wenzel, Tilman Pfau (2016): Observation of quantum droplets in a strongly dipolar Bose gasPhys. Rev. Lett. 116, 215301
    DOI: 10.1103/PhysRevLett.116.215301
    arXiv: 1601.03318
  • J. Ulmanis, S. Häfner, E. D. Kuhnle, M. Weidemüller (2016): Heteronuclear Efimov resonances in ultracold quantum gasesNational Science Review 3, 174
    DOI: 10.1093/nsr/nww018
  • J. Ulmanis, S. Häfner, R. Pires, E. D. Kuhnle, Yujun Wang, Chris H. Greene, M. Weidemüller (2016): Heteronuclear Efimov scenario with positive intraspecies scattering lengthPhys. Rev. Lett. 117, 153201
    DOI: 10.1103/PhysRevLett.117.153201
    arXiv: 1608.01477
  • J. Ulmanis, S. Häfner, R. Pires, F. Werner, D. S. Petrov, E. D. Kuhnle, M. Weidemüller (2016): Universal three-body recombination and Efimov resonances in an ultracold Li-Cs mixturePhys. Rev. A 93, 022707
    DOI: 10.1103/PhysRevA.93.022707
    arXiv: 1509.05585
  • L. Chomaz, S. Baier, D. Petter, M. J. Mark, F. Wächtler, L. Santos, and F. Ferlaino (2016): Quantum-Fluctuation-Driven Crossover from a Dilute Bose-Einstein Condensate to a Macrodroplet in a Dipolar Quantum FluidPhys. Rev. X 6, 041039
    DOI: 10.1103/PhysRevX.6.041039
    arXiv: 1607.06613
  • M. Schmitt, M. Wenzel, B. Böttcher, I. Ferrier-Barbut, T. Pfau (2016): Self-bound droplets of a dilute magnetic quantum liquidNature 539, 259
    DOI: 10.1038/nature20126
    arXiv: 1607.07355
  • M.W. Gempel, T. Hartmann, T.A. Schulze, K.K. Voges, A. Zenesini, S. Ospelkaus (2016): Versatile electric fields for the manipulation of ultracold NaK moleculesNew J. Phys. 18, 045017
    DOI: 10.1088/1367-2630/18/4/045017
    arXiv: 1603.08348
  • A. Frisch, M. Mark, K. Aikawa, S. Baier, R. Grimm, A. Petrov, S. Kotochigova, G. Quéméner, M. Lepers, O. Dulieu, F. Ferlaino (2015): Ultracold Dipolar Molecules Composed of Strongly Magnetic AtomsPhys. Rev. Lett., 115
    DOI: 10.1103/PhysRevLett.115.203201
    arXiv: 1504.04578
  • D. Peter, N. Y. Yao, N. Lang, S.D. Huber, M.D. Lukin, and H.P. Büchler (2015): Topological bands with Chern number C=2 by dipolar exchange interactionsPhys. Rev. A 91
    DOI: 10.1103/PhysRevA.91.053617
    arXiv: 1410.5667
  • E. Kirilov, M. J. Mark, M. Segl, and H.-C. Nägerl (2015): Compact, robust, and spectrally pure diode-laser system with filter cavityAppl. Phys. B 0946-2171
    DOI: 10.1007/ s00340-015-6049-5
    arXiv: 1412.1116
  • F. Richter, D. Becker, C. Bény, T. A. Schulze, S. Ospelkaus, T. J. Osborne (2015): Ultracold chemistry and its reaction kineticsNew Journal of Physics, V. 17 (05505)
    DOI: 10.1088/1367-2630/17/5/055005
    arXiv: 1405.6811
  • Maier, T., Kadau, H., Schmitt, M., Wenzel, M., Ferrier-Barbut, I., Pfau, T., Frisch, A., Baier, S., Aikawa, K., Chomaz, L., Mark, M.J., Ferlaino, F., Makrides, C., Tiesinga, E., Petrov, A., Kotochigova, S. (2015): Emergence of chaotic scattering in ultracold Er and DyPhys. Rev. X. 5, 041029
    DOI: 10.1103/PhysRevX.5.041029
    arXiv: 1506.05221
  • T. Maier, I. Ferrier-Barbut, H. Kadau, M. Schmitt, M. Wenzel, C. Wink, T. Pfau, K. Jachymski, and P. S. Julienne (2015): Broad universal Feshbach resonances in the chaotic spectrum of dysprosium atomsPhys. Rev. A 92, 060702(R)
    DOI: 10.1103/PhysRevA.92.060702
    arXiv: 1506.01875


  • L. Chomaz, F. Ferlaino, T. Pfau (2019): Review about dipolar quantum gases (in preparation)


  • Langen, T., Mark, M.J. (2018): Ultrakalt magnetisiertPhysik Journal. 17, 35
  • F. Wächtler and L. Santos (2017): Schwebende QuantentröpchenPhysik Journal Februar 2017, 22