Each day of the conference will highlight a specific area of research in the precision physics of simple atomic systems. Leading researchers in the field will supervise the discussion and program of the topical sessions:

Hydrogen spectroscopy
Chaired by Thomas Udem, Max Planck Institute of Quantum Optics

QED of few-electron atoms and ions
Chaired by Krzysztof Pachucki, University of Warsaw

Spectroscopy of Molecular Hydrogen
Chaired by Wim Ubachs, Vrije Universiteit Amsterdam 

QED and exotic atoms
Chaired by Paolo Crivelli, ETH Zürich

BSM physics with atoms and antimatter, g-2, alpha and clocks
Chaired by Stefan Ulmer, CERN

PSAS’2022 conference program

Monday – 16 May 2022
Hydrogen spectroscopy – chaired by Thomas Udem

09:00 – Registration & Breakfast
10:00 – Pauline Yzombard,  1S-3S spectroscopy of Deuterium atoms [recording]
10:30 – Derya Taray, Two-Photon Direct Frequency Comb Spectroscopy of the Hydrogen 1S-3S transition [recording]
11:00 – Akira Ozawa, Towards High-Precision Spectroscopy of the 1S–2S Transition in He+
11:30 – Coffee break
12:00 – Simon Scheidegger, Hydrogen Rydberg states
12:30 – Thomas Stoehlker, Testing QED with highly charged hydrogen like ions”
13:00 – Lunch break
15:00 – Paul Indelicato, Constraints on properties of milli-charged particles from precision measurements on simple atomic systems
15:30 – Ben Ohayon, Towards an Independent Determination of Muon g-2 from Muonium Spectroscopy [recording]
16:00 – Poster Session – list of accepted posters is presented below the program

Tuesday – 17 May 2022
QED of few-electron atoms and ions – chaired by Krzysztof Pachucki

08:30 – Breakfast & Registration
09:30 – Gordon Drake, Measurement of a helium tune-out frequency: an independent test of quantum electrodynamics [recording]
10:00 – Randolf Pohl, Laser spectroscopy of simple (muonic) atoms [recording]
10:30 – Phillip Imgram, Laser Spectroscopy of 12C4+: Towards an all-optical charge radius determination [recording]
11:00 – Coffee break
11:30 – Vladimir Yerokhin, High precision calculation of 23S1 – 23P1 transition in He for determination of the nuclear charge radii (online lecture) [recording]
12:00 – Gloria Clausen, Manipulation of metastable helium atoms in the 2 3S1 state for high-resolution spectroscopy [recording]
12:30 – Tim Sailer, Coherent bound-electron g factor difference measurement with coupled ions [recording]
13:00 – Group photo
13:15 – Lunch break
15:00 – Sergiy Bubin, Benchmark calculations of the energy spectra and oscillator strengths in few-electron atoms and ions (online) [recording]
15:20 – Vojtech Patkos, Two body system with arbitrary masses and magnetic moments [recording]
15:40 –  Vladimir Korobov, Spin-orbit interaction in the HD+ ion (online lecture) [recording]
16:00 – Charlotte König, Hyperfine spectroscopy of single molecular hydrogen ions in a Penning trap at ALPHATRAP [recording]
16:20 – Coffee break
16:50 – Hugo Nogueira, The Dirac Equation for hydrogen molecular ions [recording]
17:10 –  Soroosh Alighanbari, Precise determination of a fundamental mass ratio  and a novel test of fundamental physics with the HD+ molecule
17:30 – Thijmen Klijn Velderman,
Measurements of the hyperfine structure of HD+ through radiofrequency spectroscopy [recording]
18:00 – Networking event at LOLEK

Wednesday – 18 May 2022
Spectroscopy of Molecular Hydrogen – chaired by Wim Ubachs

08:30 – Breakfast & Registration
09:30 – Wim Ubachs, Introduction [recording]
09:35 – Frederic Merkt, Dissociation energies in the molecular hydrogen isotopologues
10:00 – Qian-Hao Liu, Progress on Cavity-enhanced spectroscopy of vibrational transitions in HD (online lecture) [recording]
10:30  Frank Cozijn and Meissa Diouf, Rotational level intervals in HD: from cryo-cooled sub-Doppler rovibrational spectroscopy [recording]
11:00 – Coffee break
11:30 – Edit Matyus, Non-adiabatic perturbation theory for electronically excited states of molecular hydrogen [recording]
12:00 – Michal Silkowski, Kolos-Wolniewicz basis in calculations of highly excited states of H2 [recording]
12:30 – Maximilian Beyer, Rydberg states and quantum defects for precision measurements
13:00 – Lunch break
15:00 Kin Fung  Lai, Test of theory via high vibrations and shape resonances in H2
15:30Andres Martinez de Velasco, Ramsey-comb precision spectroscopy of H2 
16:00 – Coffee break
– Hubert Jóźwiak, Hyperfine structure of excited electronic states in molecular hydrogen
17:00 – Ioana Doran, New Rydberg series extrapolation methods based on the Stark effect in H2 [recording]
17:30 – Mariusz Puchalski, Accurate calculation of the nuclear magnetic shielding for determination of deuteron, triton and helion magnetic moments 

Thursday – 19 May 2022
QED and exotic atoms – chaired by Paolo Crivelli

08:30 – Breakfast & Registration
09:30 Nancy Paul, Testing Strong Field QED with exotic atoms
10:00 – David Cassidy,  Microwave spectroscopy of the positronium n = 2 fine structure [recording]
10:30Masaki Hori, Recent laser spectroscopy of antiprotonic and pionic helium atoms
11:00 – Coffee break
11:30 – Zhen-Xiang Zhong, Spectroscopy of Pionic Helium (online lecture) [recording]
12:00 – Gianluca Janka, Precision Measurement of the Lamb Shift in Muonium [recording]
12:30 – Sotharo Kanda, New precise spectroscopy of the hyperfine structure in muonium with a high-intensity pulsed muon beam by MuSEUM at JPARC (online lecture)
13:00 – Lunch break
15:00 – Franziska Hagelstein, Two-photon-exchange contributions to muonic hydrogen and deuterium
15:20 – Simone Monzani, Recent results of the FAMU experiment and studies for the next data taking [recording]
15:40 – Simone Salvatore Li Muli, Nuclear polarizability in muonic atoms [recording]
16:00 – Manuel Zeyen, Status and prospects of the HyperMu experiment at PSI [recording]
16:20 – Free time for networking and discussion

Friday – 20 May 2022
BSM physics with atoms and antimatter, g-2, alpha and clocks – chaired by Stefan Ulmer

08:30 – Breakfast
09:30 – Dima Budker, Searches for ultralight bosonic dark matter with atomic, molecular, and  nuclear resonance methods [recording]
10:00 – Tanya Roussy, JILA’s search for the electron’s electric dipole moment: a unique approach to searches for new physics [recording]
10:30 – Jongseok Lim, Measuring the electron electric dipole moment using ultracold molecules [recording]
11:00 – Coffee break
11:30 – Peter Micke, Clocks based on highly charged ions as probes for physics beyond the Standard Model [recording]
12:00 – Matt Bohman, Al+ Ion Clock Comparisons at the Lifetime and Systematic Uncertainty Limit [recording]
12:30 – Claudio Lenz, Trapped antihydrogen cooling and spectroscopy: towards 15 digits direct comparison with trapped hydrogen
13:00 – Lunch Break

14:30 – Barbara Latacz, BASE, testing fundamental symmetries by high precision comparisons of the fundamental properties of protons and antiprotons
15:00 – Paweł Moskal, CPT symmetry tests based on positronium decays
15:30 – Stefan Dickopf, Direct measurement of the 3He+  magnetic moments
15:50 –  Olesia Bezrodnova, Ultra-precise Atomic Mass Measurement of 4He Nucleus at LIONTRAP
16:10 – Coffee break
16:30 – Pierre Clade, Determination of the fine-structure constant with 81 parts-per-trillion accuracy
17:00 – Jack Roth, Next generation measurement of the fine-structure constant [recording]
17:30 – René Reimann,
Status report of the Fermilab Muon g–2 experiment [recording]

Special event on Friday 20 May 2022

We have pleasure to invited you for “Chóralne Akceleracje” event – concerts of choirs form University of Warsaw. The event is organised at Faculty of Biology close to the conference venue. The concert will start at 19:00.
More details about the event
Link to the map (click)

List of accepted poster contributions

P1: Svetlana Chesnevskaya, The ASACUSA antihydrogen detector: Upgrade and first measurements 
P5: Jean Servais, Three-body resonances by a Lagrange-mesh method (TBC)
P6: Samuel Reeder, Characterisation of microwave waveguides using Rydberg He
P7: Carina Killian, Towards the first demonstration of gravitational quantum states of atoms with a cryogenic hydrogen beam
P8: David Jacobs, Semi-empirical analysis of hydrogenic atoms,
P10: Fabian Schmid, Towards High-Precision Spectroscopy of the 1S–2S Transition in He+
P11: Kathrin Kromer, Precision mass measurements of metastable states in highly charged ions 
P12: Irene Cortinovis, Precision Spectroscopy of Muonium
P13: Dimitar Bakalov, Experimental determination of the energy dependence of the rate of muon transfer from hydrogen to oxygen
P14: Menno Door, High-precision mass-ratio measurements of ytterbium isotopes with the Penning-trap mass spectrometer Pentatrap
P16: Tamara Babij, Positronium microwave spectroscopy using Ramsey interferometr
P17: Martyna Osada, Accurate ab initio calculations for the alkali-metal and alkaline-earth-metal hydrides
P18: Ahmed Ouf, Towards laser spectroscopy of the ground-state hyperfine splitting in muonic hydrogen 
P19: Daniel Ochoa, Towards a H2+ molecular ion clock
P20: Nataniel Figueroa Leigh, Limits on oscillations of fundamental constants from laser spectroscopy of atomic and molecular ensembles
P21: Tymon Kilich, Singly-linked Hylleraas method for four electron systems and beyond 
P22: Wei Ji, Search for Exotic Spin-Dependent Force with Atomic Comagnetometers
P23: Paweł Czachorowski, Highly accurate calculations of HeH+ with explicitly correlated Gaussians
P24: Wiktoria Boguszyńska, Accurate determination of the Born-Oppenheimer potential energy curve for the He2+
P25: Anna Spyszkiewicz, The Nuclear Magnetic Shielding of  3-He
P26: Günter Weber, High-Resolution Study of X-Ray Transitions in He-like Uranium using novel Microcalorimeter Detectors
P27: Pavel Fadeev, Searching for new bosons in atomic spectra
P28: Tereza Uhlirova, Algebraic Methods for Precise Atomic Structure Calculations
P29: Jacek Komasa, Nonrelativistic energy of hydrogen molecule isotopologues containing tritium
P30: Eugen Dizer, Hadronic Vacuum Polarization Corrections in Highly Charged Ions
P31: Joanna Peszka, Sympathetic cooling of positrons with laser-cooled beryllium ions for antihydrogen formation
P32: Grzegorz Łach, Polarizability of the Hydrogen Molecule