@article{PhysRevLett.102.070501,
  title = {Deterministic Ultracold Ion Source Targeting the Heisenberg Limit},
  author = {Schnitzler, W. and Linke, N. M. and Fickler, R. and Meijer, J. and Schmidt-Kaler, F. and Singer, K.},
  journal = {Phys. Rev. Lett.},
  volume = {102},
  issue = {7},
  pages = {070501},
  numpages = {4},
  year = {2009},
  month = {Feb},
  publisher = {American Physical Society},
  doi = {10.1103/PhysRevLett.102.070501},
  url = {https://link.aps.org/doi/10.1103/PhysRevLett.102.070501}
}