Dr. Philip Kiefer

Research

Kinks

Paula

Bermuda

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) 

• 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)

• Spectroscopy and Directed Transport of Topological Solitons in Crystals of Trapped Ions,
  J. Brox, P. Kiefer, M. Bujak, H. Landa, T. Schaetz 
  Phys. Rev. Lett. 119, 153602 (2017)  - arXiv:1704.0378 (2017)