Publications Ultracold Atoms and Quantum Gases
2024
Article
- Quantum mixtures of ultracold gases of neutral atoms , (2024). (ID: 721287)
2023
Preprints
- Fermionic quantum mixtures with tunable interactions doi:10.48550/arXiv.2311.01220 (ID: 721139)
- Comprehensive Characterization of a State-of-the-Art Apparatus for Cold Electromagnetic Dysprosium Dipoles arXiv:2304.12844 (ID: 721078)
Articles
- Interacting two-mode model for ultracold quantum interferometers J. Phys. Conf. Ser. , 12030 (2023). (ID: 721172)
- Mediated interactions between Fermi polarons and the role of impurity quantum statistics Nature Phys. 20, (2023). (ID: 721077)
- Mediated interactions between Fermi polarons and the role of impurity quantum statistics Nature Phys. , (2023). (ID: 721140)
- Optically trapped Feshbach molecules of fermionic 161Dy and 40K Phys. Rev. Research 5, 33117 (2023). (ID: 721079)
Dissertation
- Polarons and their Mediated Interactions in Fermi-Bose and Fermi-Fermi Mixtures of Potassium and Lithium , (2023). (ID: 721107)
2022
Articles
- Observation of low-field Feshbach resonances between 161Dy and 40K Phys. Rev. A 106, PhysRevA.106.043314 (2022). (ID: 720848)
- Low-field Feshbach resonances and three-body losses in a fermionic quantum gas of 161Dy Ukr. J. Phys. 67, 334 (2022). (ID: 720847)
Diploma Thesis
- Characterization of a new dual-species atomic source for lithium and potassium , (2022). (ID: 720975)
2021
Articles
- Measurement of the dynamic polarizability of Dy atoms near the 626-nm intercombination line Phys. Rev. A 104, 33106 (2021). (ID: 720639)
- Stability and breakdown of Fermi polarons in a strongly interacting Fermi-Bose mixture Phys. Rev. A 103, 53314 (2021). (ID: 720640)
- Beyond-mean-field description of a trapped unitary Fermi gas with mass and population imbalance Phys. Rev. A 103, 23314 (2021). (ID: 720561)
Dissertation
- Strongly Interacting Fermi-Fermi and Fermi-Bose Mixtures: From Polarons to a Bose-Condensed Impurity Cloud , (2021). (ID: 720804)
2020
Articles
- Bose-Einstein condensate immersed in a Fermi sea: Theory of static and dynamic behavior across phase separation Phys. Rev. A 101, 63618 (2020). (ID: 720520)
- Resonantly Interacting Fermi-Fermi Mixture of 161Dy and 40K Phys. Rev. Lett. 124, 203402 (2020). (ID: 720519)
- Effect of Inter-Well Interactions on Non-Linear Beam Splitters for Matter-Wave Interferometers Condensed Matter 5, 31 (2020). (ID: 720521)
Dissertations
- Creation of a Fermi-Fermi mixture of dysprosium and potassium with resonant interactions , (2020). (ID: 720523)
- Realization and Characterization of Two Unconventional Ultracold Mixtures URL (ID: 720606)
2019
Articles
- Breathing Mode of a BEC Repulsively Interacting with a Fermionic Reservoir Phys. Rev. A 99, 41602 (2019). (ID: 720106)
- Efimov States in an Ultracold Gas: How it Happened in the Laboratory Few-Body Syst. 60, 23 (2019). (ID: 720253)
2018
Articles
- Production of a degenerate Fermi-Fermi mixture of dysprosium and potassium atoms Phys. Rev. A 98, 63624 (2018). (ID: 720087)
- The RbSr 2Σ+ ground state investigated via spectroscopy of hot and ultracold molecules Phys. Chem. Chem. Phys. 20, (2018). (ID: 720160)
- Probing the Interface of a Phase-Separated State in a Repulsive Bose-Fermi Mixture Phys. Rev. Lett. 120, 243403 (2018). (ID: 719979)
- Accurate Determination of the Dynamical Polarizability of Dysprosium Phys. Rev. Lett. 120, 223001 (2018). (ID: 719964)
- Universal many-body response of heavy impurities coupled to a Fermi sea: a review of recent progress Rep. Prog. Phys. 81, 24401 (2018). (ID: 720161)
Dissertation
- Tunable Bose-Fermi and Fermi-Fermi Mixtures of Potassium and Lithium: Phase Separation, Polarons, and Molecules URL (ID: 720200)
2017
Articles
- Quantum engineering of a low-entropy gas of heteronuclear bosonic molecules in an optical lattice Phys. Rev. Lett. 118, 73201 (2017). (ID: 719625)
- Thermometry of a deeply degenerate Fermi gas with a Bose-Einstein condensate Phys. Rev. A 95, 53627 (2017). (ID: 719754)
2016
Articles
- Lifetime of Feshbach dimers in a Fermi-Fermi mixture of 6Li and 40K Phys. Rev. A 94, 62706 (2016). (ID: 719645)
- Tapered amplifier laser with frequency-shifted feedback SciPost Phys. 1, 2 (2016). (ID: 719581)
- Ultrafast many-body interferometry of impurities coupled to a Fermi sea Science 354, 99 (2016). (ID: 719567)
Diploma Thesis
- Sub-Doppler Cooling of Fermionic Lithium URL (ID: 720251)
Dissertation
- Radio-Frequency Spectroscopy on the Mass-Imbalanced 6Li-40K Fermi-Fermi Mixture URL (ID: 720252)
2015
Articles
- Ultracold polar molecules composed of strongly magnetic atoms Phys. Rev. Lett. 115, 203201 (2015). (ID: 719228)
- Decoherence of Impurities in a Fermi Sea of Ultracold Atoms Phys. Rev. Lett. 115, 135302 (2015). (ID: 719238)
- Finite-temperature effects on a triatomic Efimov resonance in ultracold cesium Phys. Rev. A 91, 63622 (2015). (ID: 719230)
2014
Articles
- Anisotropic Relaxation Dynamics in a Dipolar Fermi Gas Driven Out of Equilibrium Phys. Rev. Lett. 113, 263201 (2014). (ID: 718908)
- Ultracold dense samples of dipolar RbCs molecules in the rovibrational and hyperfine ground state Phys. Rev. Lett. 113, 205301 (2014). (ID: 718921)
- Observation of Fermi surface deformation in a dipolar quantum gas Science 345, 6203 (2014). (ID: 718909)
- Three-body parameter for Efimov states in 6Li Phys. Rev. A 90, 043636 (2014). (ID: 718984)
- Reservoir spectroscopy of 5s5p 3P2–5snd 3D1,2,3 transitions in strontium Phys. Rev. A 90, 022512 (2014). (ID: 718940)
- Resonant atom-dimer collisions in cesium: Testing universality at positive scattering lengths Phys. Rev. A 90, 022704 (2014). (ID: 718945)
- Observation of the Second Triatomic Resonance in Efimov`s Scenario Phys. Rev. Lett. 112, 190401 (2014). (ID: 718848)
- Observation of a Strong Atom-Dimer Attraction in a Mass-Imbalanced Fermi-Fermi Mixture Phys. Rev. Lett. 112, 075302 (2014). (ID: 718661)
- Reaching Fermi Degeneracy via Universal Dipolar Scattering Phys. Rev. Lett. 112, 010404 (2014). (ID: 718621)
2013
Articles
- Quantum degenerate mixtures of strontium and rubidium atoms Phys. Rev. A 88, 023601 (2013). (ID: 718523)
- Laser cooling to quantum degeneracy Phys. Rev. Lett. 110, 263003 (2013). (ID: 718365)
- Second sound and the superfluid fraction in a Fermi gas with resonant interactions Nature 498, 78 (2013). (ID: 718431)
- Higher-nodal collective modes in a resonantly interacting Fermi gas Phys. Rev. A 87, 063601 (2013). (ID: 718494)
- Resonant five-body recombination in an ultracold gas of bosonic atoms New J. Phys. 15, 043040 (2013). (ID: 718073)
- Long-Range Interacting Many-Body Systems with Alkaline-Earth-Metal Atoms Phys. Rev. Lett. 110, 143602 (2013). (ID: 718282)
- Feshbach resonances, weakly bound molecular states, and coupled-channel potentials for cesium at high magnetic fields Phys. Rev. A 87, 032517 (2013). (ID: 718341)
- Collective Modes in a Unitary Fermi Gas across the Superfluid Phase Transition Phys. Rev. Lett. 110, 055303 (2013). (ID: 718270)
- Production of quantum degenerate strontium gases Phys. Rev. A 87, 013611 (2013). (ID: 718327)
Book
- Degenerate quantum gases of strontium Annual Review of Cold Atoms and Molecules arXiv:1307.0601 (ID: 718549)
Diploma Thesis
- Building a Strontium Clock Laser , (2013). (ID: 718535)
2012
Articles
- Creation of ultracold Sr2 molecules in the electronic ground state Phys. Rev. Lett. 109, 115302 (2012). (ID: 718081)
- Metastability and Coherence of Repulsive Polarons in a Strongly Interacting Fermi Mixture Nature 458, 618 (2012). (ID: 717828)
- Bose-Einstein Condensation of Erbium Phys. Rev. Lett. 108, 210401 (2012). (ID: 718048)
- Narrow-line magneto-optical trap for erbium: Simple approach for a complex atom Phys. Rev. A 85, 051401 (2012). (ID: 718027)
- Towards the production of ultracold ground-state RbCs molecules: Feshbach resonances, weakly bound states, and the coupled-channel model Phys. Rev. A 85, 032506 (2012). (ID: 718010)
Dissertation
- Resonantly interacting Fermi gases: Coherence, collective dynamics, and polarons , (2012). (ID: 718377)
2011
Articles
- Three-body correlation functions and recombination rates for bosons in three and one dimensions. Phys. Rev. Lett. 107, 230404 (2011). (ID: 717742)
- Detection and manipulation of nuclear spin states in fermionic strontium Phys. Rev. A 84, 043611 (2011). (ID: 717754)
- Efimov Resonances in Ultracold Quantum Gases Few-Body Syst. 51, 133 (2011). (ID: 717751)
- Pairing-gap, pseudogap, and no-gap phases in the radio-frequency spectra of a trapped unitary 6Li gas Phys. Rev. A 84, 011608 (2011). (ID: 717741)
- Molecular spectroscopy for ground-state transfer of ultracold RbCs molecules Phys. Chem. Chem. Phys. 13, 18935 (2011). (ID: 717719)
- Observation of interference between two molecular Bose-Einstein condensates New J. Phys. 13, 065027 (2011). (ID: 717707)
- Universality of the Three-Body Parameter for Efimov States in Ultracold Cesium Phys. Rev. Lett. 107, 120401 (2011). (ID: 717706)
- Hyperfine, rotational, and Zeeman structure of the lowest vibrational levels of the 87Rb2 (1) 3Σg+ state URL (ID: 717998)
- Production of a dual-species Bose-Einstein condensate of Rb and Cs atoms Eur. Phys. J. D 65, 9 (2011). (ID: 717717)
- Hydrodynamic Expansion of a Strongly Interacting Fermi-Fermi Mixture Phys. Rev. Lett. 106, 115304 (2011). (ID: 717708)
- Superfluid quenching of the moment of inertia in a strongly interacting Fermi gas New J. Phys. 13, 035003 (2011). (ID: 717721)
- Feshbach resonances in the 6Li-40K Fermi-Fermi mixture: Elastic versus inelastic interactions. Eur. Phys. J. D 65, 65 (2011). (ID: 717466)
Dissertation
- Creation of a strongly interacting Fermi-Fermi mixture of 6Li and 40K , (2011) (ID: 717956)
2010
Articles
- Pinning quantum phase transition for a Luttinger liquid of strongly interacting bosons Nature 466, 600 (2010). (ID: 717204)
- Interference of interacting matter waves New J. Phys. 12, 065029 (2010). (ID: 717260)
- Confinement-Induced Resonances in Low-Dimensional Quantum Systems Phys. Rev. Lett. 104, 153203 (2010). (ID: 717461)
- An ultracold high-density sample of rovibronic ground-state molecules in an optical lattice Nature Phys. 6, 270 (2010). (ID: 717459)
- Feshbach Resonances in Ultracold Gases Rev. Mod. Phys. 82, 1286 (2010) (ID: 660702)
- Collisions of optically trapped ultracold cesium Feshbach molecules Laser Phys. 20, 31 (2010) (ID: 717102)
- Forty years of Efimov physics: How a bizarre prediction turned into a hot topic Physics 3, 9 (2010) (ID: 717106)
- All-optical production of a degenerate mixture of 6Li and 40K and creation of heteronuclear molecules Phys. Rev. A 81, 043637 (2010) (ID: 717108)
- Magnetically Controlled Exchange Process in an Ultracold Atom-Dimer Mixture Phys. Rev. Lett. 104, 053201 (2010) (ID: 717109)
- Colliding Bose-Einstein condensates to observe Efimov physics Phys. Rev. Lett. 104, 113201 (2010) (ID: 717460)
- Double-degenerate Bose-Fermi mixture of strontium Phys. Rev. A 82, 011608 (2010) (ID: 717462)
- Bose-Einstein condensation of 86Sr. Phys. Rev. A 82, 041602 (2010) (ID: 717464)
Dissertations
- Doppel-Spezies Bose-Einstein-Kondensat von Rubidium und Cäsium Atomen in räumlich getrennten optischen Fallen , (2010) (ID: 717622)
- A one-dimensional quantum gas with tunable interactions URL (ID: 717623)
2009
Articles
- Collisional stability of 40K immersed in a strongly interacting Fermi gas of 6Li Phys. Rev. Lett. 103, 223203 (2009). (ID: 717096)
- Magnetically Controlled Exchange Process in an Ultracold Atom-Dimer Mixture Phys. Rev. Lett. 104, 053201 (2009). (ID: 717092)
- Bose-Einstein Condensation of Strontium Phys. Rev. Lett. 103, 200401 (2009). (ID: 717093)
- Superfluid quenching of the moment of inertia in a strongly interacting Fermi gas arXiv:0907.3814v1 (ID: 717098)
- Lifetime of angular momentum in a rotating strongly interacting Fermi gas Phys. Rev. A 79, 053628 (2009). (ID: 717100)
- Observation of interspecies Feshbach resonances in an ultracold Rb-Cs mixture Phys. Rev. A 79, 042718 (2009). (ID: 660704)
- Evidence for universal four-body states tied to an Efimov trimer Phys. Rev. Lett. 102, 140401 (2009). (ID: 717103)
- Observation of an Efimov-like trimer resonance in ultracold atom-dimer scattering Nature Phys. 5, 227-230 (2009). (ID: 717105)
- Determination of atomic scattering lengths from measurements of molecular binding energies near Feshbach resonances Phys. Rev. A 79, 013622 (2009). (ID: 660710)
- Dark state experiments with ultracold, deeply-bound triplet molecules PhyDid A 142, 271-282 (2009) (ID: 660695)
Proceeding
- Observation of an Efimov resonance in an ultracold mixture of atoms and weakly bound dimers J. Phys. Conf. Ser. 194, (2009). (ID: 717097)
2008
Articles
- Collisions between tunable halo dimers: exploring an elementary four-body process with identical bosons Phys. Rev. Lett. 101, 023201 (2008). (ID: 660508)
- Cruising through molecular bound state manifolds with radio frequency Nature Phys. 4, 223 - 226 (2008) (ID: 520799)
- Metastable Feshbach Molecules in High Rotational States Phys. Rev. Lett. 100, 083002 (2008) (ID: 559390)
- Exploring an Ultracold Fermi-Fermi Mixture: Interspecies Feshbach Resonances and Scattering Properties of 6Li and 40K Phys. Rev. Lett. 100, 053201 (2008) (ID: 559392)
- Collective oscillations of a Fermi gas in the unitarity limit: Temperature effects and the role of pair correlations Phys. Rev. A 78, 053609 (2008) (ID: 660516)
- Ultracold Molecules in the Ro-Vibrational Triplet Ground State Phys. Rev. Lett. 101, 133005 (2008) (ID: 660686)
2007
Articles
- Spectroscopy of ultracold, trapped cesium Feshbach molecules Phys. Rev. A 76, 042514 (2007). (ID: 520794)
- Dynamics of a strongly interacting Fermi gas: the radial quadrupole mode Phys. Rev. A 76, 033610 (2007). (ID: 520792)
- Coherent optical transfer of Feshbach molecules to a lower vibrational state Phys. Rev. Lett. 98, 043201 (2007). (ID: 520783)
- Precision measurements of collective modes in the BEC-BCS crossover Phys. Rev. Lett. 98, 040401 (2007). (ID: 520772)
- Ultracold Fermi gases in the BEC-BCS crossover: a review from the Innsbruck perspective QIPIRC , (2007) (ID: 520785)
- 'Stückelberg interferometry' with ultracold molecules Phys. Rev. Lett. 99, 113201 (2007) (ID: 520787)
- Finite-temperature collective dynamics of a Fermi gas in the BEC-BCS crossover Phys. Rev. Lett. 99, 150403 (2007) (ID: 520795)
2006
Articles
- Repulsively bound atom pairs in an optical lattice Nature 441, 853 (2006). (ID: 371157)
- Evidence for Efimov quantum states in an ultracold gas of caesium atoms Nature 440, 318 (2006). (ID: 344003)
- Long-lived Feshbach molecules in a 3D optical lattice Phys. Rev. Lett. 96, 050402 (2006). (ID: 344005)
- Note on "Collecitive Excitations of a Degenerate gas at the BEC-BCS Crossover",Phys. Rev. Lett. 92, 203201 (2004) arXiv:cond-mat/0611285 (ID: 447172)
Proceedings
- Repulsively bound atom pairs: Overview, Simulations and Links Proceedings of ICAP-2006 arXiv:cond-mat/0608721 (ID: 387364)
- Exotic atom pairs: Repulsively bound states in an optical lattice Proceedings of the international school of physics, Enrico Fermi, Course CLXIV, Ultra-Cold Fermi Gases , (2006) (ID: 423707)
2005
Articles
- Atom-molecule dark states in a Bose-Einstein condensate Phys. Rev. Lett. 95, 063202 (2005). (ID: 321809)
- Low-temperature physics: A quantum revolution Nature 435, 1035 (2005). (ID: 321811)
- Observation of Feshbach-like resonances in collisions between ultracold molecules Phys. Rev. Lett. 94, 123201 (2005). (ID: 321808)
- Precise determination of 6Li cold collision parameters by radio-frequency spectroscopy on weakly bound molecules Phys. Rev. Lett. 94, 103201 (2005). (ID: 321681)
- Inducing an optical Feshbach resonance via stimulated Raman coupling Phys. Rev. A 71, 033403 (2005). (ID: 321743)
- Efficient creation of molecules from a cesium Bose-Einstein condensate 69, 706-712 (2005). (ID: 321805)
2004
Articles
- Optimized production of a cesium Bose-Einstein condensate Appl. Phys. B Las. Opt. 79, 1013-1019 (2004). (ID: 325399)
- Exploring the BEC-BCS crossover with an ultracold gas of 6Li atoms arXiv:cond-mat/0412712v1 (ID: 582557)
- Tuning the scattering length with an optically induced Feshbach resonance Phys. Rev. Lett. 93, 123001 (2004). (ID: 325401)
- Observation of the Pairing Gap in a Strongly Interacting Fermi Gas Science 305, 1128-1130 (2004). (ID: 325400)
- Collective excitations of a degenerate gas at the BEC-BCS crossover 92, 203201 (2004). (ID: 325403)
- Thermal equilibrium and efficient evaporation of an ultracold atom-molecule mixture 69, 033612 (2004). (ID: 336838)
- Crossover from a Molecular Bose-Einstein Condensate to a Degenerate Fermi Gas Phys. Rev. Lett. 92, 120401 (2004). (ID: 325405)
- Moleküle am absoluten Nullpunkt: Ultrakalte Moleküle erobern die Welt der Quantgase URL (ID: 325404)
- Crossover to 2D in a double-evanescent wave trap J. Phys. IV France 116, 241-245 (2004) (ID: 582581)
Dissertation
- Untersuchung stark wechselwirkender fermionischer Quantengase mittels Absorptionsabbildung , (2004). (ID: 343674)
2003
Articles
- Bose-Einstein Condensation of Molecules Science 302, 2103 (2003). (ID: 336833)
- Pure Gas of Optically Trapped Molecules Created from Fermionic Atoms Phys. Rev. Lett. 91, 240402 (2003). (ID: 336841)
- Three-Body Recombination at Large Scattering Lengths in an Ultracold Atomic Gas Phys. Rev. Lett. 91, 123201 (2003). (ID: 336869)
- Preparation of a Pure Molecular Quantum Gas Science 301, 1513 (2003). (ID: 336839)
- Evanescent-Wave Trapping and Evaporative Cooling of an Atomic Gas at the Crossover to Two Dimensions Phys. Rev. Lett. 90, 173001 (2003). (ID: 336871)
- Quantenoptik Bose-Einstein-Kondensation mit Cäsium Physik in unserer Zeit 34, 58 (2003). (ID: 336843)
- Bose-Einstein Condensation of Cesium Science 299, 235 (2003). (ID: 336870)
- Two-Dimensional Bose-Einstein Condensate in an Optical Surface Trap Phys. Rev. Lett. 92, 173003 (2003) (ID: 336835)
Dissertations
- Bose-Einstein Condensation of Optically Trapped Cesium , (2003). (ID: 343681)
- Atom - Atom Wechselwirkung in einem ultrakalten, fermionischen Gas , (2003). (ID: 343684)
2002
Articles
- Magnetic Field Control of Elastic Scattering in a Cold Gas of Fermionic Lithium Atoms Phys. Rev. Lett. 89, 273202 (2002). (ID: 337849)
- Cold-atom gas at very high densities in an optical surface microtrap Phys. Rev. A 66, 051401(R) (2002). (ID: 337852)
- Sympathetic Cooling with Two Atomic Species in an Optical Trap Phys. Rev. Lett. 88, 253001 (2002). (ID: 337857)
- Faszination von Quantenmaterie am absoluten Nullpunkt - Nobelpreis für Experimente zur Bose-Einstein-Kondensation Mitteilungsblatt d. Österr. Physikal. Ges. Jänner 2002, (2001). (ID: 337855)
2001
Articles
- Mixture of ultracold lithium and cesium atoms in an optical dipole trap Appl. Phys. B Las. Opt. 73, 799 (2001). (ID: 337867)
- Resonator-enhanced optical dipole trap for fermionic lithium atoms URL (ID: 337869)
- Kristalliner Ionenstrahl im Mini-Speicherring Physikalische Blätter 57, 16 (2001) (ID: 337861)
Proceedings
- Sympathetic cooling of lithium by laser-cooled cesium Proceedings of ICOLS XV ICOLS (Snowbird, Utah (USA), 2001-06-10) URL , (2001). (ID: 337862)
- Evaporative cooling of cesium atoms in the gravito-optical surface trap Proceedings of the Euroconference on Atom Optics and Interferometry Euroconference on Atom Optics and Interferometry (Cargèse, Corsica, France, 2000-07-26) , 625 (2001) (ID: 337871)
- Evaporative cooling in optical dipole traps QELS '01. Technical Digest QELS '01 (BALTIMORE, USA, 2001-05-09) , 253 (2001) (ID: 337876)
2000
Article
- Publications before 2001 URL (ID: 337846)