Jan Westenkær Thomsen

Jan Westenkær Thomsen

Head of Department, Professor


  1. 2024
  2. 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

  3. 2023
  4. Published

    Subnatural Linewidth Superradiant Lasing with Cold 88Sr Atoms

    Kristensen, Sofus Laguna, Bohr, Eliot, Robinson-Tait, J., Zelevinsky, T., Thomsen, Jan Westenkær & Müller, Jörg Helge, 2 Jun 2023, In: Physical Review Letters. 130, 22, 5 p., 223402.

    Research output: Contribution to journalLetterpeer-review

  5. 2022
  6. Published

    Petabit-per-second data transmission using a chip-scale microcomb ring resonator source

    Jorgensen, A. A., Kong, D., Henriksen, M. R., Klejs, F., Ye, Z., Helgason, O. B., Hansen, H. E., Hu, H., Yankov, M., Forchhammer, S., Andrekson, P., Larsson, A., Karlsson, M., Schroder, J., Sasaki, Y., Aikawa, K., Thomsen, J. W., Morioka, T., Galili, M., Torres-Company, V. & 1 others, Oxenlowe, L. K., 20 Oct 2022, In: Nature Photonics. 16, p. 798-802 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  7. 2021
  8. Published

    Cavity-immune spectral features in the pulsed superradiant crossover regime

    Tang, M., Schaffer, S. A., Jørgensen, Asbjørn Arvad, Henriksen, M. R., Christensen, B. T. R., Müller, Jörg Helge & Thomsen, Jan Westenkær, 17 Sep 2021, In: Physical Review Research. 3, 3, 9 p., 033258.

    Research output: Contribution to journalJournal articlepeer-review

  9. 2020
  10. Published

    Single Dark-Pulse Kerr Comb Supporting 1.84 Pbit/s Transmission over 37-Core Fiber

    Kong, D., Jorgensen, A. A., Henriksen, M. R., Klejs, F., Ye, Z., Helgason, O. B., Hansen, H. E., Hu, H., Yankov, M., Forchhammer, S., Andrekson, P., Larsson, A., Karlsson, M., Schroeder, J., Sasaki, Y., Aikawa, K., Thomsen, J. W., Morioka, T., Galili, M., Torres-Company, V. & 1 others, Oxenlowe, L. K., 10 May 2020, 2020 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO). San Jose, California, USA: IEEE, 2 p. JTh4A.7. (Conference on Lasers and Electro-Optics).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  11. Published

    Lasing on a narrow transition in a cold thermal strontium ensemble

    Schäffer, Stefan Alaric, Tang, M., Henriksen, M. R., Jørgensen, Asbjørn Arvad, Christensen, B. T. R. & Thomsen, Jan Westenkær, 17 Jan 2020, In: Physical Review A. 101, 1, 9 p., 013819.

    Research output: Contribution to journalJournal articlepeer-review

  12. 2019
  13. Published

    SAGE: A proposal for a space atomic gravity explorer

    Tino, G. M., Bassi, A., Bianco, G., Bongs, K., Bouyer, P., Cacciapuoti, L., Capozziello, S., Chen, X., Chiofalo, M. L., Derevianko, A., Ertmer, W., Gaaloul, N., Gill, P., Graham, P. W., Hogan, J. M., Iess, L., Kasevich, M. A., Katori, H., Klempt, C., Lu, X. & 27 others, Ma, L., Mueller, H., Newbury, N. R., Oates, C. W., Peters, A., Poli, N., Rasel, E. M., Rosi, G., Roura, A., Salomon, C., Schiller, S., Schleich, W., Schlippert, D., Schreck, F., Schubert, C., Sorrentino, F., Sterr, U., Thomsen, Jan Westenkær, Vallone, G., Vetrano, F., Villoresi, P., von Klitzing, W., Wilkowski, D., Wolf, P., Ye, J., Yu, N. & Zhan, M., 1 Nov 2019, In: The European Physical Journal D: Atomic, Molecular, Optical and Plasma Physics. 73, 11, 228.

    Research output: Contribution to journalJournal articlepeer-review

  14. 2017
  15. Published

    Dynamics of bad-cavity-enhanced interaction with cold Sr atoms for laser stabilization

    Schäffer, Stefan Alaric, Christensen, B. T. R., Henriksen, M. R. & Thomsen, Jan Westenkær, 24 Jul 2017, In: Physical Review A. 96, 1, 013847.

    Research output: Contribution to journalJournal articlepeer-review

  16. Published

    Towards passive and active laser stabilization using cavity-enhanced atomic interaction

    Schäffer, Stefan Alaric, Christensen, B. T. R., Rathmann, S. M., Appel, Martin Hayhurst, Henriksen, M. R. & Thomsen, Jan Westenkær, 19 Jun 2017, In: Journal of Physics - Conference Series. 810, 1, 7 p., 012002.

    Research output: Contribution to journalJournal articlepeer-review

  17. Published

    Towards Actively Stabilized Micro Ring Resonator Based Frequency Combs

    Henriksen, M. R., Kamel, A. N., Pu, M., Yvind, K. & Thomsen, Jan Westenkær, 2017, 2017 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO). San Jose, USA: Optical Society of America, JTh2A.88. (Conference on Lasers and Electro-Optics).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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