AG Prof. T. Schaetz 
Physikalisches Institut 
Albert-Ludwigs-Universität Freiburg 
Hermann-Herder-Str. 3 
79104 Freiburg 
tel +49 (761) 203 5880 
fax +49 (761) 203 5881








(during lecture seasons)
  • Mon / 17:15 / Gr. HS: Physics Colloquium 
  • Tue / 9:00 / WB 02.022: Oberseminar - Towards Experimental Quantum Simulations 
  • Thu / 12:00 / GMH 4.OG: Oberseminar - Werkzeuge in der Atom- und Molekülphysik
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Quantum Simulations with Ions & Optical Ion and Atom Trapping 


  • 31.10.17 Hot of the press: Long lifetime and effective isolation of ions in optical and electrostatic traps, Nature Photonics 11, 704-707 (2017)  Icon OPIAT.
  • 27.10.17 Hot of the press: Hybrid setup for stable magnetic fields enabling robust quantum control, Icon Bermuda.
  • 12.10.17 Spectroscopy and Directed Transport of Topological Solitons in Crystals of Trapped Ions, Phys. Rev. Lett. 119, 153602 (2017) Icon Kinks
  • 19.10.16 Time-resolved observation of thermalization in an isolated quantum system, Phys. Rev. Lett. 117, 170401 (2016)Icon Paula.
  • 21.09.16 Barium ions trapped optically for up to 3 seconds: Icon OPIAT.
  • 01.08.16 Two new methods for motional-mode analysis for trapped atomic ions. Motional mode analysis of trapped ions, Phys.Rev.A 94, 023401 (2016) Icon Bermuda.
  • 13.06.16 Prototype of a 2D-quantum simulator based on trapped atomic ions. Arrays of individually controlled ions suitable for two-dimensional quantum simulations, Nat. Commun. 7, 11839 (2016) Icon Bermuda.
  • 25.09.15 We study thermalization and the emergence of statistical mechanics in an isolated quantum system by coupling a spin to a continuously scaled bosonic environment. Paula.
  • 10.07.15 The physics institute at the Freiburger science fair; see here for more information (only german).
  • 22.04.15 First lecture Fortgeschrittene Experimentalphysik für Lehramtsstudierende; you find more information here: Lehre (only german).
  • 24.11.14 A far-off-resonance optical trap for a Ba+ ion, Nat. Commun. 5, (2014)Icon OPIAT.
  • 20.10.14 First lecture Experimentalphysik I; you find more information here: Lehre (only german).
  • 30.07.14 Entanglement generation using discrete solitons in Coulomb crystals, Phys. Rev. Lett. 113, 053001 (2014)Icon Kinks
  • 09.05.14 New Paul trap at work: ions...! Icon OPIAT
  • 17.03.14 Decoherence-assisted spectroscopy of a single Mg+ ion, Phys. Rev. Lett. 112, 113003 (2014)Icon Paula
  • 04.03.14 Popular science article published (in German): Qubits in der Mikrowelle, erschienen in Physik in Unserer Zeit 45, 72 (2014).
  • 07.02.14 We demonstrate a novel high-resolution spectroscopy method in which the detection of single excitation events is enhanced by a complete loss of coherence of a superposition of two ground states. We employ this method on a Mg ion to measure one-, two-, and three-photon transition frequencies Paula.
  • 02.12.13 Mg ions trapped in a triangular arrangement with a 40-um trap distance Icon Bermuda.  

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