Jan Westenkær Thomsen

Jan Westenkær Thomsen

Head of Department, Professor


  1. Published

    Towards Molecular Clocks Using Large Waist Cavity Enhanced Spectroscopy: FACT workshop

    Adsersen, S. S., Henriksen, M. R., Schäffer, Stefan Alaric & Thomsen, Jan Westenkær, 1 Sep 2015

    Research output: Other contributionResearch

  2. Published

    Spatial dependence of electron transfer from optically prepared states: Li+ +Na(3p) -> Li(2p) + Na+

    Andersen, N. & Thomsen, Jan Westenkær, 1999, In: Journal of Physics B: Atomic, Molecular and Optical Physics. 32, p. 5189-5204

    Research output: Contribution to journalJournal articlepeer-review

  3. Published

    Rabi spectroscopy and excitation inhomogeneity in a one-dimensional optical lattice clock

    Blatt, S., Thomsen, Jan Westenkær, Campbell, G. K., Ludlow, A. D., Swallows, M. D., Martin, M. J., Boyd, M. M. & Ye, J., 2009, In: Physical Review A (Atomic, Molecular and Optical Physics). 80, 5, p. 052703

    Research output: Contribution to journalJournal articlepeer-review

  4. Published

    New limits on coupling of fundamental constants to gravity using 87Sr optical lattice clocks

    Blatt, S., Ludow, A., Campbell, G. & Thomsen, Jan Westenkær, 2008, In: Physical Review Letters. 100, 14, p. 140801

    Research output: Contribution to journalJournal articlepeer-review

  5. Published

    Collectively enhanced Ramsey readout by cavity sub- to superradiant transition

    Bohr, Eliot, Kristensen, Sofus Laguna, Hotter, C., Schäffer, Stefan Alaric, Robinson-Tait, J. C., Thomsen, Jan Westenkær, Zelevinsky, T., Ritsch, H. & Müller, Jörg Helge, 5 Feb 2024, In: Nature Communications. 15, 7 p., 1084.

    Research output: Contribution to journalJournal articlepeer-review

  6. Published

    Ultracold group II atoms: Quantum metrology and information

    Campbell, G., Lodewyck, J. & Thomsen, Jan Westenkær, 2009, Maryland

    Research output: Other contributionResearch

  7. Published

    The absolute frequency of the 87Sr optical clock transition

    Campbell, G. K., Ludlow, A. D., Blatt, S., Thomsen, Jan Westenkær, Martin, M. J., de Miranda, M. H. G., Zelevinsky, T., Boyd, M. M., Ye, J., Diddams, S. A., Heavner, T. P., Parker, T. E. & Jefferts, S. R., 2008, In: Metrologia. 45, 5, p. 539-548 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  8. Published

    Photoionization of ultracold and Bose-Einstein condensed Rb atoms

    Campini, D., Anderlini, M., Muller, J. H., Fuso, F., Morsch, O., Thomsen, Jan Westenkær & Arimondo, E., 2002, In: Physical Review A (Atomic, Molecular and Optical Physics). 66, 6, p. 043409

    Research output: Contribution to journalJournal articlepeer-review

  9. Published

    Laser stabilization on velocity dependent nonlinear dispersion of Sr atoms in an optical cavity: In Frequency Control Symposium & the European Frequency and Time Forum

    Christensen, B. T. R., Schäffer, Stefan Alaric, Henriksen, M. R., Westergaard, P. G., Ye, J. & Thomsen, Jan Westenkær, 10 Apr 2015, In: Proceedings of the IEEE. p. 357-362

    Research output: Contribution to journalConference articlepeer-review

  10. Published

    Nonlinear spectroscopy of Sr atoms in an optical cavity for laser stabilization

    Christensen, B. T. R., Henriksen, M. R., Schäffer, Stefan Alaric, Westergaard, P. G., Ye, J., Holland, M. & Thomsen, Jan Westenkær, 6 Nov 2015, In: Physical Review A (Atomic, Molecular and Optical Physics). 92, 053820.

    Research output: Contribution to journalJournal articlepeer-review

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