Group Leader
Positions
2019 – present: Vice-Rector Innovation and Transfer at Ruprecht-Karl University Heidelberg
2008 – present: Full Professor (Chair) for Experimental Physics at the Ruprecht-Karl University Heidelberg
2013 – 2018: QianRen Jihua (1000Talent Plan) Chair Professor (part-time) at the Hefei National Institute for the Physical Sciences at the Microscale, University of Science and Technology of China, Hefei and Shanghai, China
2003 – 2008: Full Professor (Chair) for Experimental Physics at the Albert-Ludwig University Freiburg
2004 – 2006: Guest professor, Optics and Photonics Center of the University of São Paulo
2001/2002: Guest professor, University of Innsbruck
2000-2003: Research Group Leader “Laser Cooling Group”, Max-Planck-Institute for Nuclear Physics, Heidelberg
2000: Habilitation in Physics at the Ruprecht-Karl University Heidelberg
1997-2000: Researcher, Max-Planck-Institute for Nuclear Physics, Heidelberg (Prof. D. Schwalm/R. Grimm)
1995-1997: Marie-Curie postdoctoral fellow, University of Amsterdam and FOM Institute for Atomic and Molecular Physics (Prof. J.T.M. Walraven)
Education
1995: Doctorate in Physics at the Ludwig-Maximilian University München
1992-1995: Researcher, Max-Planck-Institute for Quantum Optics, Garching (Prof. T.W. Hänsch)
1990/1991: Guest Scientist, Laboratoire Kastler-Brossel de l´Ecole Normale Supérieure, Paris (Prof. S. Haroche)
1990: Diplom in Physics at the Ludwig-Maximilian University München
1987/1988: Trainee, Research Centers of Siemens, Erlangen, and Asea Brown Boveri, Baden near Zürich
1984-1990: Study of physics and philosophy, University of Bonn and University of München
Professional Activities
- Fellow of the American Physical Society
- Founding Director, Heidelberg Center for Quantum Dynamics, Heidelberg University (2012-2015)
- Fellow of the Marsilius Kolleg Heidelberg (2012/13)
- Dean, Department of Physics and Astronomy, Heidelberg University (2015-2017, Deputy Dean 2012 – 2015)
- Speaker, Research Council Field of Focus 2, Heidelberg University (2012 – 2015)
- Managing Director, Physics Institute, Heidelberg University (2010-2011, Deputy Director since 2012)
- Deputy Dean and Dean for Studies, Department of Physics and Mathematics, University of Freiburg (2006-2008)
- Member, Editorial Board of Physical Review X (since 2016)
- Member, Editorial Board of the European Physical Journal ST (since 2014)
- Member, Editorial Board of the European Physical Journal D (2005 – 2014)
- Elected Member, Council of the German Physical Society (since 2018)
- Member, Stern-Gerlach Prize Committee, German Physical Society (since 2017)
- Chairman, Section “Atoms, Molecules, Quantum Optics and Plasmas”, German Physical Society (2011 – 2015)
- Chairman, Division “Quantum Optics and Photonics”, German Physical Society (2006-2008, Vice-Chairman 2004-2006)
- Coordinator, EU ITN “COHERENCE – Cooperativity in Highly Excited Rydberg Ensembles – Control and Entanglement”
- Coordinator, Collaborative Research Project “QUDIPMOL – Quantum-degenerate dipolar gases of bialkali molecules” within the ESF EUROCORES “Cold Quantum Matter”
- Member, General Physics Advisory Committee of the Gesellschaft für Schwerionenforschung (GSI) (2006-2012)
- Coordinator, Interdisciplinary Research Programme “Coherent Processes in Complex Structures” (funded by the Ministry of Science, Research and the Arts of Baden-Württemberg, 2004-2007)
- Member, Steering Committee ESF Programme “Collisions in Atom Traps” (2004-2006)
- Organizer and co-organizer of international workshops and conferences (Selection: “Current Trends in Atomic Physics“ (Les Houches 2016), “Rydberg Physics with Two-Electron Systems” (Hamburg 2015), “Sino-German Symposium on Quantum Information and Quantum Simulation” (Heidelberg, 2015), German-Japanese Symposium on Laser Science (Heidelberg, 2014),“Rydberg Gases and Ultracold Plasmas” (Harvard, 2009)
- Vertrauensdozent, Studienstiftung des Deutschen Volkes (2005-2013)
Publications
2024
An Experimental Platform for Studying the Heteronuclear Efimov Effect with an Ultracold Mixture of Li-6 and Cs-133 Atoms Journal Article
In: Few-Body Systems, vol. 66, no. 1, 2024.
2023
Anomalous loss behavior in a single-component Fermi gas close to a p-wave Feshbach resonance Journal Article
In: Phys. Rev. A, vol. 107, iss. 5, pp. 053310, 2023.
2022
Observation of photon recoil effects in single-beam absorption spectroscopy with an ultracold strontium gas Journal Article
In: Chin. Phys. B, vol. 31, pp. 016702, 2022.
Ultrafast Many-Body Dynamics in an Ultracold Rydberg-Excited Atomic Mott Insulator Working paper
arXiv e-prints: 2201.09590, 2022.
Microwave-engineering of programmable XXZ Hamiltonians in arrays of Rydberg atoms Journal Article
In: Phys. Rev. X Quantum, vol. 3, pp. 020303, 2022.
Semiclassical simulations predict glassy dynamics for disordered Heisenberg models Journal Article
In: Phys. Rev. B, 2022.
Glassy quantum dynamics of disordered Ising spins Journal Article
In: Phys. Rev. B, vol. 105, pp. L020201, 2022.
Associative detachment in anion-atom reactions involving a dipole-bound electron Journal Article
In: Nat. Comm., vol. 13, pp. 818, 2022.
Quantum state-dependent anion-neutral detachment processes Journal Article
In: J. Chem. Phys., vol. 156, pp. 094304, 2022.
Dynamics of position disordered Ising spins with a soft-core potential Journal Article
In: Phys. Rev. B, vol. 105, pp. 104204, 2022.
2021
Observation of glassy dynamics in a disordered quantum spin system Journal Article
In: Phys. Rev. X, vol. 11, pp. 011011, 2021.
Fermions meet two bosons -- the heteronuclear Efimov effect revisited Journal Article
In: Braz. J. Phys., vol. 51, pp. 316, 2021.
Nonlinear absorption in interacting Rydberg electromagnetically-induced-transparency spectra on two-photon resonance Journal Article
In: Phys. Rev. A, vol. 103, pp. 063710, 2021.
Floquet Hamiltonian Engineering of an Isolated Many-Body Spin System Journal Article
In: Science, vol. 374, pp. 1149, 2021.
Was die Welt zusammenhält: Babel und Bubbles Online
2021, visited: 01.01.2021.
Rydberg blockade in an ultracold strontium gas revealed by two-photon excitation dynamics Journal Article
In: Phys. Rev. A, vol. 103, pp. 063313, 2021.
2020
Neural network quantum state tomography in a two-qubit experiment Journal Article
In: Phys. Rev. A, vol. 102, pp. 042604, 2020.
Depletion imaging of Rydberg atoms in cold atomic gases Journal Article
In: J. Phys. B: At. Mol. Opt. Phys., vol. 53, iss. 8, pp. 084005, 2020.
The HDvent Emergency Ventilator System Working paper
arXiv e-prints: 2012.13005, 2020.
Scattering of two heavy Fermi polarons: resonances and quasi-bound states Journal Article
In: Phys. Rev. A, vol. 102, pp. 063321, 2020.
Thermometry in a Multipole Ion Trap Journal Article
In: Appl. Sci., vol. 10, pp. 5264, 2020.
Photon correlation transients in a weakly blockaded Rydberg ensemble Journal Article
In: J. Phys. B: At. Mol. Opt. Phys., vol. 53, iss. 8, pp. 084004, 2020.
Momentum Spectroscopy for Multiple Ionization of Cold Rubidium in the Elliptically Polarized Laser Field Journal Article
In: Chin. Phys. Lett., vol. 37, no. 5, pp. 053201, 2020.
Kollektiv am kritischen Punkt Journal Article
In: Physik Journal, vol. 19, iss. 8, pp. 24, 2020.
Ultrafast creation of overlapping Rydberg electrons in an atomic BEC and Mott-insulator lattice Journal Article
In: Phys. Rev. Lett., vol. 124, pp. 253201, 2020.
Ellipticity-dependent sequential over-barrier ionization of cold rubidium Journal Article
In: Phys. Rev. A, vol. 102, pp. 043112, 2020.
2019
Blockade-induced resonant enhancement of the optical nonlinearity in a Rydberg medium Journal Article
In: Phys. Rev. A, vol. 100, iss. 6, pp. 063812, 2019.
Diffusive to non-ergodic dipolar transport in a dissipative atomic medium Journal Article
In: Phys. Rev. Lett., vol. 123, pp. 213606, 2019.
Observation of dipolar splittings in high-resolution atom-loss spectroscopy of $^6$Li $p$-wave Feshbach resonances Journal Article
In: Phys. Rev. A (Rapid Comm.), vol. 100, iss. 5, pp. 050701, 2019.
Analyzing a single-laser repumping scheme for efficient loading of a strontium magneto-optical trap Journal Article
In: Phys. Rev. A, vol. 99, iss. 3, pp. 033422, 2019.
Recoil-ion momentum spectroscopy for cold rubidium in a strong femtosecond laser field Journal Article
In: Journal of Instrumentation, vol. 14, no. 02, pp. P02022, 2019.
Measurement of the strontium triplet Rydberg series by depletion spectroscopy of ultracold atoms Journal Article
In: Phys. Rev. A, vol. 99, iss. 2, pp. 022503, 2019.
Spin-rotation coupling in p-wave Feshbach resonances Working paper
arXiv e-prints: 1910.12011, 2019.
High partial-wave Feshbach resonances in an ultracold $^6$Li-$^133$Cs mixture Working paper
arXiv e-prints: 1912.01264, 2019.
An ultrastable laser system at 689 nm for cooling and trapping of strontium Journal Article
In: Applied Physics B, vol. 125, no. 11, pp. 215, 2019.
Temperaturen im Keller. Das kälteste Gas des Universums Online
2019, visited: 01.01.2019.
2018
Macroscopic quantum escape of Bose-Einstein condensates: Analysis of experimentally realizable quasi-one-dimensional traps Journal Article
In: Phys. Rev. A, vol. 98, iss. 2, pp. 023619, 2018.
Efficient anti-community detection in complex networks Conference
SSDBM '18: Proceedings of the 30th International Conference on Scientific and Statistical Database Management, no. 16, ACM, 2018, ISBN: 978-1-4503-6505-5.
Relaxation of an Isolated Dipolar-Interacting Rydberg Quantum Spin System Journal Article
In: Phys. Rev. Lett., vol. 120, iss. 6, pp. 063601, 2018.
Laser frequency stabilization using a commercial wavelength meter Journal Article
In: Review of Scientific Instruments, vol. 89, no. 4, pp. 043103, 2018.
2017
Special issue on addressing many-body problems with cold atoms and molecules Journal Article
In: Journal of Physics B: Atomic, Molecular and Optical Physics, vol. 51, no. 2, pp. 020201, 2017.
Two-dimensional magneto-optical trap as a source for cold strontium atoms Journal Article
In: Phys. Rev. A, vol. 96, iss. 5, pp. 053415, 2017.
Role of the intraspecies scattering length in the Efimov scenario with large mass difference Journal Article
In: Phys. Rev. A, vol. 95, iss. 6, pp. 062708, 2017.
Rydbergs Baukasten für die Quantensimulation Journal Article
In: Physik Journal, vol. 16, iss. 10, pp. 22, 2017.
A dense gas of laser-cooled atoms for hybrid atom-ion trapping Journal Article
In: Applied Physics B, vol. 123, no. 1, pp. 51, 2017.
2016
Dynamics of a single trapped ion immersed in a buffer gas Journal Article
In: Phys. Rev. A, vol. 94, iss. 6, pp. 062703, 2016.
Heteronuclear Efimov scenario with positive intraspecies scattering length Journal Article
In: Phys. Rev. Lett., vol. 117, pp. 153201, 2016.
Buffer-Gas Cooling of a Single Ion in a Multipole Radio Frequency Trap Beyond the Critical Mass Ratio Journal Article
In: Phys. Rev. Lett., vol. 116, iss. 23, pp. 233003, 2016.
Heteronuclear Efimov resonances in ultracold quantum gases Journal Article
In: National Science Review, vol. 3, pp. 174, 2016.
Universal three-body recombination and Efimov resonances in an ultracold Li-Cs mixture Journal Article
In: Phys. Rev. A, vol. 93, iss. 2, pp. 022707, 2016.