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Mainz 2026 – wissenschaftliches Programm

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Q: Fachverband Quantenoptik und Photonik

Q 27: Poster – Precision Spectroscopy of Atoms and Ions (joint session A/Q)

Dienstag, 3. März 2026, 17:00–19:00, Philo 1. OG

17:00 Q 27.1 Towards High Precision Laser Spectroscopy on a Cold Beam of Atomic Lithium — •Hannah Jost, Tim Redelbach, Gregor Schwendler, and Randolf Pohl
17:00 Q 27.2 Metallic-Magnetic Calorimeters for Efficient High Resolution X-ray Spectroscopy for Energies up to 150 keV — •Daniel Kreuzberger, Andreas Abeln, Hendrik Hadenfeldt, Daniel Hengstler, Andreas Reifenberger, Daniel Unger, Andreas Fleischmann, Loredana Gastaldo, and Christian Enss
17:00 Q 27.3 Spectroscopy and laser-cooling of zinc — •Lukas Möller, Felix Waldherr, David Röser, and Simon Stellmer
17:00 Q 27.4 Towards large-area 256-pixel MMC arrays for high resolution X-ray spectroscopy — •Andreas Abeln, Hendrik Hadenfeldt, Daniel Hengstler, Lucas Herbstritt, Daniel Kreuzberger, Andreas Reifenberger, Andreas Fleischmann, Loredana Gastaldo, and Christian Enss
17:00 Q 27.5 Microfabricated Penning trap for quantum logic inspired CPT-tests — •Philipp Hoffmann, Julia Coenders, Nikita Poljakov, Jan Schaper, Marek Prasse, Juan Cornejo, Jacob Stupp, Stefan Ulmer, and Christian Ospelkaus
17:00 Q 27.6 Digital Pulse Shape Analysis for Metallic Magnetic Calorimeters (MMC) — •J. H. Walch, D. A. Schnauß-Müller, M. O. Herdrich, Ph. Pfäfflein, G. Weber, D. Hengstler, A. Fleischmann, Ch. Enss, and Th. Stöhler
17:00 Q 27.7 Development of a cryogenic Paul trap setup for high-precision quantum-logic spectroscopy — •Stepan Kokh, Magdalena Winkelvoß, Anton Sterr, Sophia Dorra, Melina Gizewski, Finja Mayer, Maili Schube, José R. Crespo López-Urrutia, Thomas Pfeifer, and Vera M. Schäfer
17:00 Q 27.8 Calcium optical clock as an absolute frequency standard for the thorium nuclear transition — •Darius Fenner, Valerii Andriushkov, Keerthan Subramanian, Ke Zhang, Srinivasa Pradeep Arasada, Florian Zacherl, Yumiao Wang, Christoph E. Düllmann, Dmitry Budker, Ferdinand Schmidt-Kaler, and Lars von der Wense
17:00 Q 27.9 MMC based high-precision spectroscopy on muonic atoms — •Tim Redelbach for the QUARTET collaboration
17:00 Q 27.10 Preparation of actinide samples for applications in fundamental physics and chemical studies — •A. T. Loria Basto, C. Mokry, J. Runke, Ch .E. Düllmann, and D. Renisch
17:00 Q 27.11 Heating rate measurements by time-resolved detection of single-phonon excitations — •Sylvain Noël, Till Rehmert, Gabriele Gatta, Maximilian J. Zawierucha, Piet O. Schmidt, and Fabian Wolf
17:00 Q 27.12 A pedestrian approach to the computation of atomic structures and processes — •Stephan Fritzsche
17:00 Q 27.13 Frequency Stabilization of a 1762 nm Diode Laser for Quantum Logic Spectroscopy of Barium Ions — •Han Bap, Alexander Windt, Wei Wu, and Tobias Schaetz
17:00 Q 27.14 How to overengineer an alkali vapor cell characterization system? — •Ingo Hilschenz, Marvin Keßler, Folke Dencker, Jens Voigt, Peter Krüger, and Ilja Gerhardt
17:00 Q 27.15 Precision spectroscopy of highly charged ions — •Amir Khan, Malte Wehrheim, Shuying Chen, Lukas J. Spieß, Alexander Wilzewski, José R. C. López-Urrutia, and Piet O. Schmidt
17:00 Q 27.16 Towards a Quantum Logic Clock for Precision Spectroscopy of Highly Charged Heavy Ions — •Nadine Homburg, Lukas Kau, Hiroshi Hayakawa, Zoran Andelkovic, Thomas Stöhlker, and Peter Micke
17:00 Q 27.17 Development of a cryogenic XUV-comb spectroscopy setup for the 229Th nuclear isomer — •anant agarwal, lennart guth, tobias heldt, florian zacherl, thorsten schumm, lars von der wense, thomas pfeifer, and josé r. crespo lópez-urrutia
17:00 Q 27.18 Development of a YBCO-based step-up resonator for cryogenic Paul traps — •Hiroshi Hayakawa, Nadine Homburg, Elena Jordan, Lukas Kau, and Peter Micke
17:00 Q 27.19 Buffer-Gas Positron Source for Loading a Dual-Frequency Paul Trap — •Mohammadreza Nematollahi, Vladimir Mikhailovskii, Natalija Sheth, Zhiheng Xue, K. T Satyajith, Christian Smorra, Gunther Werth, Hartmut Haffner, Ferdinand Schmidt-Kaler, Hendrik Bekker, and Dmitry Budker
17:00 Q 27.20 The superconducting resonator Paul trap: status and developments — •Ruben B. Henninger, Elwin A. Dijck, Vera M. Schäfer, Devanarayanan Rajeeb Kumar, Sebastian Davidson, K Shreya Rao, Thomas Pfeifer, and José R. Crespo López-Urrutia
17:00 Q 27.21 Mechanical structure for alignment of a microfabricated cylindrical Penning trap — •Marek Prasse, Jan Schaper, Nikita Poljakov, Philipp Hoffmann, Julia Coenders, Juan Manuel Cornejo, Stefan Ulmer, and Christian Ospelkaus
17:00 Q 27.22 Ground-state cooling of mixed-ion crystals in the intermediate Lamb-Dicke regime — •Sebastian Davidson, Elwin A. Dijck, Vera M. Schäfer, Ruben Henninger, Devanarayanan Rajeeb Kumar, Shreya K. Rao, José R. Crespo López-Urrutia, and Thomas Pfeifer
17:00 Q 27.23 Monolithic frequency doubling cavities for Beryllium photoionization — •Anton J. Sterr, Magdalena Winkelvoss, Stepan Kokh, Sophia Dorra, Melina Gizewski, Finja Mayer, Maili Schube, José R. Crespo López-Urrutia, Thomas Pfeifer, and Vera M. Schäfer
17:00 Q 27.24 Laser stabilization for high-precision spectroscopy of highly charged ions using an ultra-stable optical reference cavity — •Devanarayanan Rajeeb Kumar, Ruben B. Henninger, Elwin A. Dijck, Shreya Rao Kodancha, Sebastian Davidson, Vera M. Schäfer, José R. Crespo López-Urrutia, and Thomas Pfeifer
17:00 Q 27.25 Characterising Atomic Hydrogen beam for precision spectroscopic experiment — •Surabhi Deshpande, Derya Taray, Vincent Weis, Patrick Schaile, Alexander Wilzewski, Omer Amit, Vitaly Wirthl, Theodor W. Hänsch, and Thomas Udem
17:00 Q 27.26 High-resolution spectroscopy of 173Yb+ ionsJian Jiang, •Anna Viatkina, Saaswath JK, Martin Steinel, Melina Filzinger, Ekkehard Peik, Sergey Porsev, Marianna Safronova, Andrey Surzhykov, and Nils Huntemann
17:00 Q 27.27 Spectroscopy of the 3[11/2]11/2 state in Yb+ — •Mohamed Elshorbagy, Melina Filzinger, Martin Steinel, Jian Jiang, William Eckner, and Nils Huntemann
17:00 Q 27.28 Characterization of an XUV Frequency Comb by Spectroscopy of Rydberg States — •Lennart Guth, Tobias Heldt, Anant Agarwal, Lukas Matt, Jan-Hendrik Oelmann, Nick Lackmann, Thomas Pfeifer, and José R. Crespo López-Urrutia
17:00 Q 27.29 Internal conversion of Thorium-229 upon laser photo-excitation — •Marc Seitz, Daniel Moritz, Shengfeng Zeng, Francesca Calegari, Hannes Hübener, Umberto de Giovannini, Peter G. Thirolf, and Andrea Trabattoni
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