Dr. Matthias Wittemer

Research

Bermuda

Paula

Publications

• Trapped-ion toolkit for studies of quantum harmonic oscillators under extreme conditions 
  M. Wittemer, J.-P. Schröder, F. Hakelberg, P. Kiefer, C. Fey, R. Schuetzhold, U. Warring, T. Schaetz  
  Philosophical Transactions of the Royal Society A, 378:20190230,
• Trapped Ion Architecture for Multi‐Dimensional Quantum Simulations  
  U. Warring, F. Hakelberg, P. Kiefer, M. Wittemer, T. Schaetz
  Adv. Quantum Technol. (2020), 1900137
• Floquet-engineered vibrational dynamics in a two-dimensional array of trapped ions 
  P. Kiefer, F. Hakelberg, M. Wittemer, A. Bermúdez, D. Porras, U. Warring, T. Schaetz
  Phys. Rev. Lett. 123, 213605 (2019)- arXiv:1907.06376 (2019)
• Phonon pair creation by inflating quantum fluctuations in an ion trap 
  M. Wittemer, F. Hakelberg, P. Kiefer, J.-P. Schröder, C. Fey, R. Schützhold, U. Warring, T. Schaetz
   Phys. Rev. Lett. 123, 180502 (2019) - arXiv:1903.05523 (2019)
• Interference in a Prototype of a Two-Dimensional Ion Trap Array Quantum Simulator
  F. Hakelberg, P. Kiefer, M. Wittemer, U. Warring, T. Schaetz
  Phys. Rev. Lett. 123, 100504 (2019) - arXiv:1812.08552 (2018) 
• Measurement of quantum memory effects and its fundamental limitations  
  M. Wittemer, G. Clos, H.-P. Breuer, U. Warring, T. Schaetz
  Phys. Rev. A 97, 020102(R) (2018) - arXiv: 1702.07518 (2017)
• Hybrid setup for stable magnetic fields enabling robust quantum control  
  F. Hakelberg, P. Kiefer, M. Wittemer, T. Schaetz, U. Warring
  Sci. Rep. 8, 4404 (2018) - arXiv:1710.10092 (2017) 
• Motional-mode analysis of trapped ions  
  H. Kalis, F. Hakelberg, M. Wittemer, M. Mielenz, U. Warring, and T. Schaetz
  Phys. Rev. A 94, 023401 (2016) 
• Arrays of individually controlled ions suitable for two-dimensional quantum simulations  
  M. Mielenz, H. Kalis, M. Wittemer, F. Hakelberg, R. Schmied, M. Blain, P. Maunz, D.L. Moehring, D. Leibfried, U. Warring, and T. Schaetz
  Nat. Commun. 7, 11839 (2016)