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Piet Oliver Schmidt

https://orcid.org/0000-0003-0773-5889
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Publications

  1. 2021
  2. Published

    Quantum sensing of oscillating electric fields with trapped ions

    Wolf, F. & Schmidt, P. O., Dec 2021, In: Measurement: Sensors. 18, 100271.

    Research output: Contribution to journal › Article › Research › peer review

  3. Published

    Tailored optical clock transition in 40Ca+

    Pelzer, L., Dietze, K., Kramer, J., Dawel, F., Krinner, L., Spethmann, N., Martinez, V., Aharon, N., Retzker, A., Hammerer, K. & Schmidt, P. O., Dec 2021, In: Measurement: Sensors. 18, 100326.

    Research output: Contribution to journal › Article › Research › peer review

  4. Published

    An ultralow-noise superconducting radio-frequency ion trap for frequency metrology with highly charged ions

    Stark, J., Warnecke, C., Bogen, S., Chen, S., Dijck, E. A., Kühn, S., Rosner, M. K., Graf, A., Nauta, J., Oelmann, J. -., Schmöger, L., Schwarz, M., Liebert, D., Spieß, L. J., King, S. A., Leopold, T., Micke, P., Schmidt, P. O., Pfeifer, T. & López-Urrutia, J. R. C., 18 Aug 2021, In: Review of scientific instruments. 92, 8, 083203.

    Research output: Contribution to journal › Article › Research › peer review

  5. Published

    Quantenlogik-Uhren: Ultrapräzise Spektroskopie für Tests fundamentaler Physik

    Schmidt, P. O., 1 Jul 2021, In: Physik in unserer Zeit. 52, 4, p. 183-189 7 p.

    Research output: Contribution to journal › Article › Research › peer review

  6. Published

    Sensitivity to new physics of isotope-shift studies using the coronal lines of highly charged calcium ions

    Rehbehn, N. H., Rosner, M. K., Bekker, H., Berengut, J. C., Schmidt, P. O., King, S. A., Micke, P., Gu, M. F., Müller, R., Surzhykov, A. & López-Urrutia, J. R. C., 21 Apr 2021, In: Physical Review A. 103, 4, L040801.

    Research output: Contribution to journal › Article › Research › peer review

  7. 2020
  8. Published

    Prospects and challenges for squeezing-enhanced optical atomic clocks

    Schulte, M., Lisdat, C., Schmidt, P. O., Sterr, U. & Hammerer, K., 24 Nov 2020, In: Nature Communications. 11, 1, 5955.

    Research output: Contribution to journal › Article › Research

  9. Published

    Spin squeezing can only improve clocks with small atom number

    Schulte, M., Lisdat, C., Schmidt, P. O., Sterr, U. & Hammerer, K., 24 Nov 2020, In: Nature Communications. 11, 13 p., 5955.

    Research output: Contribution to journal › Article › Research › peer review

  10. Published

    Optical clocks based on the Cf15+ and Cf17+ ions

    Porsev, S. G., Safronova, U. I., Safronova, M. S., Schmidt, P. O., Bondarev, A. I., Kozlov, M. G., Tupitsyn, I. I. & Cheung, C., 6 Jul 2020, In: Physical Review A. 102, 1, 012802.

    Research output: Contribution to journal › Article › Research › peer review

  11. Published

    Initialization of quantum simulators by sympathetic cooling

    Raghunandan, M., Wolf, F., Ospelkaus, C., Schmidt, P. O. & Weimer, H., 6 Mar 2020, In: Science advances. 6, 10, eaaw9268.

    Research output: Contribution to journal › Article › Research › peer review

  12. Published

    Coherent laser spectroscopy of highly charged ions using quantum logic

    Micke, P., Leopold, T., King, S. A., Benkler, E., Spieß, L. J., Schmöger, L., Schwarz, M., Crespo López-Urrutia, J. R. & Schmidt, P. O., 6 Feb 2020, In: NATURE. 578, p. 60-65 6 p.

    Research output: Contribution to journal › Article › Research › peer review

  13. Published

    Nonlinear isotope-shift effects in Be-like, B-like, and C-like argon

    Yerokhin, V. A., Müller, R. A., Surzhykov, A., Micke, P. & Schmidt, P. O., 6 Jan 2020, In: Physical Review A. 101, 1, 012502.

    Research output: Contribution to journal › Article › Research › peer review

  14. Opticlock: Transportable and easy-to-operate optical single-ion clock

    Ritter, S., Hafiz, M. A., Arar, B., Bawamia, A., Bergner, K., Biethahn, M., Brakhane, S., Didier, A., Fortágh, J., Halder, M., Holzwarth, R., Huntemann, N., Johanning, M., Jördens, R., Kaenders, W., Karlewski, F., Kienle, F., Krutzik, M., Lessing, M., Mehlstäubler, T. E., Meschede, D., Peik, E., Peters, A., Schmidt, P. O., Siebeneich, H., Stuhler, J., Tamm, C., Vogt, E., Wicht, A. & Wunderlich, C., 2020, Quantum 2.0. OSA - The Optical Society, QTh5B.6

    Research output: Chapter in book/report/conference proceeding › Conference contribution › Research › peer review

  15. 2019
  16. E-pub ahead of print

    Detection of the 5p – 4f orbital crossing and its optical clock transition in Pr9+

    Bekker, H., Borschevsky, A., Harman, Z., Keitel, C. H., Pfeifer, T., Schmidt, P. O., Crespo López-Urrutia, J. R. & Berengut, J. C., 11 Dec 2019, (E-pub ahead of print) In: Nature Communications. 10, 1, 5651.

    Research output: Contribution to journal › Article › Research › peer review

  17. Published

    Robust optical clock transitions in trapped ions using dynamical decoupling

    Aharon, N., Spethmann, N., Leroux, I. D., Schmidt, P. O. & Retzker, A., Aug 2019, In: New Journal of Physics. 21, 8, 083040.

    Research output: Contribution to journal › Article › Research › peer review

  18. Published

    Multilayer ion trap with three-dimensional microwave circuitry for scalable quantum logic applications

    Hahn, H., Zarantonello, G., Bautista-Salvador, A., Wahnschaffe, M., Kohnen, M., Schoebel, J., Schmidt, P. O. & Ospelkaus, C., 31 Jul 2019, In: Applied Physics B: Lasers and Optics. 125, 8, 154.

    Research output: Contribution to journal › Article › Research › peer review

  19. E-pub ahead of print

    Motional Fock states for quantum-enhanced amplitude and phase measurements with trapped ions

    Wolf, F., Shi, C., Heip, J. C., Gessner, M., Pezzè, L., Smerzi, A., Schulte, M., Hammerer, K. & Schmidt, P. O., 2 Jul 2019, (E-pub ahead of print) In: Nature Communications. 10, 1, 2929.

    Research output: Contribution to journal › Article › Research › peer review

  20. Published

    A cryogenic radio-frequency ion trap for quantum logic spectroscopy of highly charged ions

    Leopold, T., King, S. A., Micke, P., Bautista-Salvador, A., Heip, J. C., Ospelkaus, C., Crespo López-Urrutia, J. R. & Schmidt, P. O., Jul 2019, In: Review of scientific instruments. 90, 7, 073201.

    Research output: Contribution to journal › Article › Research › peer review

  21. Published

    Closed-cycle, low-vibration 4 K cryostat for ion traps and other applications

    Micke, P., Stark, J., King, S. A., Leopold, T., Pfeifer, T., Schmöger, L., Schwarz, M., Spieß, L. J., Schmidt, P. O. & Crespo López-Urrutia, J. R., Jun 2019, In: Review of Scientific Instruments. 90, 6, 065104.

    Research output: Contribution to journal › Article › Research › peer review

  22. Published

    Towards a transportable aluminium ion quantum logic optical clock

    Hannig, S., Pelzer, L., Scharnhorst, N., Kramer, J., Stepanova, M., Xu, Z., Spethmann, N., Leroux, I. D., Mehlstäubler, T. E. & Schmidt, P. O., May 2019, In: Review of Scientific Instruments. 90, 5, 053204.

    Research output: Contribution to journal › Article › Research › peer review

  23. 2018
  24. Published

    Highly charged ions: Optical clocks and applications in fundamental physics

    Kozlov, M. G., Safronova, M. S., Crespo López-Urrutia, J. R. & Schmidt, P. O., 4 Dec 2018, In: Reviews of Modern Physics. 90, 4, 045005.

    Research output: Contribution to journal › Article › Research › peer review

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