Testing Fundamental Physics with Highly Charged Ion Clocks

Project Information

FunClocks

Grant agreement ID: 101019987

DOI 10.3030/101019987

EC signature date 20 June 2021

Start date 1 January 2022

End date 31 December 2026

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost € 2 445 950,00

EU contribution € 2 445 950,00

Coordinated by

PHYSIKALISCH-TECHNISCHE BUNDESANSTALT
Germany

Publications

Peer reviewed articles (5)

Sympathetically cooled highly charged ions in a radio-frequency trap with superconducting magnetic shielding

Author(s): E. A. Dijck, C. Warnecke, M. Wehrheim, R. B. Henninger, J. Eff, K. Georgiou, A. Graf, S. Kokh, L. P. Kozhiparambil Sajith, C. Mayo, V. M. Schäfer, C. Volk, P. O. Schmidt, T. Pfeifer, and J. R. Crespo López-Urrutia
Published in: Review of Scientific Instruments, Issue 94, 2023, Page(s) 083203, ISSN 0034-6748
Publisher: American Institute of Physics
DOI: 10.1063/5.0160537

Narrow and Ultranarrow Transitions in Highly Charged Xe Ions as Probes of Fifth Forces

Author(s): Nils-Holger Rehbehn; Michael K. Rosner; Julian C. Berengut; Piet O. Schmidt; Thomas Pfeifer; Ming Feng Gu; José R. Crespo López-Urrutia
Published in: Phys. Rev. Lett., Issue 131, 2023, Page(s) 161803, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.131.161803

Coherent photo-thermal noise cancellation in a dual-wavelength optical cavity for narrow-linewidth laser frequency stabilisation

Author(s): Fabian Dawel; Alexander Wilzewski; Sofia Herbers; Lennart Pelzer; Johannes Kramer; Marek B. Hild; Kai Dietze; Ludwig Krinner; Nicolas C. H. Spethmann; Piet O. Schmidt
Published in: Optics Express, Issue 32, 2024, Page(s) 7276, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.516433

Low phase noise cavity transmission self-injection locked diode laser system for atomic physics experiments

Author(s): Krinner, Ludwig; Dietze, Kai; Pelzer, Lennart; Spethmann, Nicolas; Schmidt, Piet O.
Published in: Optics Express, Issue 32, 2024, Page(s) 15912-15922, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.514247

An optical atomic clock based on a highly charged ion

Author(s): S. A. King, L. J. Spieß, P. Micke, A. Wilzewski, T. Leopold, E. Benkler, R. Lange, N. Huntemann, A. Surzhykov, V. A. Yerokhin, J. R. Crespo López-Urrutia, P. O. Schmidt
Published in: Nature, Issue 611, 2022, Page(s) 43-47, ISSN 1476-4687
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-022-05245-4