Angle-resolved photoelectron spectroscopy of the DABCO molecule probed with VUV radiationWe report a study of the diazabicyclo[2.2.2]octane (DABCO) molecule photoionized using VUV synchrotron radiation in combination with an ion--electron coincidence spectrometer. We determine accurately…Audrey Scognamiglio, Lou Barreau, Constant Schouder et al.·Apr 2, 2026SaveLearn
Ultrafast Ionization Dynamics Encoded in a Photoelectron Spin TorusWe demonstrate that strong-field ionization of atoms in circularly polarized laser fields generates a photoelectron spin texture with toroidal topology in momentum space. Using time-dependent…Xiaodan Mao, Feng He, Pei-Lun He·Apr 2, 2026SaveLearn
Low frequency electric field sensing with a Rydberg beamWe present a method for performing low frequency electric field sensing via ionization detection of Rydberg atoms in a collimated atomic beam. A collimated beam avoids much of the electric field…Jeremy Glick, John R Dickson, Josie Wood et al.·Apr 2, 2026SaveLearn
Extending the fundamental limit of atomic clock stabilityOptical atomic clocks have been rapidly developing in recent decades, resulting in major improvements in both precision and accuracy. As a result, they have become instrumental in multiple areas of…Ravid Shaniv, Ayush Agrawal, David B. Hume·Apr 1, 2026SaveLearn
Probing topological edge states in a molecular synthetic dimensionEngineering synthetic dimensions, where the physics of additional spatial dimensions is simulated within the internal states of a quantum system, allows the realisation of phenomena not otherwise…Adarsh P. Raghuram, Francesca M. Blondell, Jonathan M. Mortlock et al.·Apr 1, 2026SaveLearn
Stern-Gerlach interferometry in three dimensions: the role of transverse fieldsWe show that superficially similar implementations of Stern-Gerlach Interferometers (SGIs) are expected to differ dramatically in their sensitivity to fields transverse to the primary acceleration…D. Meng, D. Z. Chan, J. D. D. Martin·Apr 1, 2026SaveLearn
Rapid axial loading of a grating MOT with a cold-atom beamLaser-cooled atoms are increasingly being used to realise practical quantum devices, motivating the development of compact and robust atom sources. Grating magneto-optical traps (gMOTs) simplify the…Rachel Cannon, Aidan S. Arnold, Paul F. Griffin et al.·Mar 31, 2026SaveLearn
Thomas-Fermi equation revisited: A variation on a theme by MajoranaMajorana found a way to exploit the scaling properties of the Thomas-Fermi equation for converting this second-order differential equation into one of first order. We explore his method for the…Berthold-Georg Englert·Mar 31, 2026SaveLearn
Spectroscopy of the X2+(v=2) → A21/2(v=1) Transition in MgF: Hyperfine Structures and Spectroscopic ConstantsWe report spectroscopic results of the \(X2+(v=2) → A21/2(v=1)\) transition in magnesium monofluoride (MgF). Using Doppler-free Laser-Induced Fluorescence (LIF) spectroscopy…Youngju Cho, Yongwoong Lee, Kikyeong Kwon et al.·Mar 31, 2026SaveLearn
Probing atoms by periodically modulated electron bunchesWhen passing through an undulator in a Free Electron Laser, dense bunches of relativistic electrons split into micro-bunches, attaining a periodic space-time structure. We show that the field of such…A. B. Voitkiv, E. Schneidmiller, T. Pfeifer·Mar 30, 2026SaveLearn
Quantum engineering with ultracold polar molecules using trap-induced resonancesPolar molecules represent a promising platform for quantum simulation and computation protocols. Highly controllable arrays of optical tweezers are now accessible in experiments, allowing for…Sakthikumaran Ravichandran, Piotr Kulik, Krzysztof Jachymski·Mar 30, 2026SaveLearn
In-Situ Differential-Light-Shift Cancellation for Trapped-Atom ClocksDifferential light shifts (DLS) induced by optical trapping fields fundamentally limit the stability and accuracy of trapped-atom microwave clocks. We demonstrate an in-situ method to cancel DLS by…Jan Simon Haase, Alexander Fieguth, Igor Bröckel et al.·Mar 27, 2026SaveLearn
Control of emission interval and timing in triggered periodic superradianceTo achieve more controllable development of coherence in solids, we investigated the effect of a trigger laser tuned to the superradiance transition wavelength on periodic superradiance observed in…Hideaki Hara, Riku Omoto, Noboru Sasao et al.·Mar 27, 2026SaveLearn
Structured-Light Magnetometry in a Coherently Controlled Atomic MediumA structured-light-based approach for detecting magneto-optical rotation is presented, in which polarization rotation is mapped onto a directly observable spatial degree of freedom. A radially…Parkhi Bhardwaj, Shubhrangshu Dasgupta·Mar 26, 2026SaveLearn
A high-flux atomic strontium oven with light-driven flux modulationA high-flux source of strontium atoms is required for cold atom quantum technology applications. We present a re-entrant oven design that avoids the need for any vacuum feed-throughs and has an…Kenneth M. Hughes, Jesse S. Schelfhout, Charu Mishra et al.·Mar 26, 2026SaveLearn
Radiative Association of Ag and H: Formation of AgH from Ab Initio CalculationsRadiative association processes leading to the formation of AgH in cold astrophysical environments are investigated for the first time using full quantum scattering theory. High accuracy potential…Lin Jiang, Yu Wang, Yukun Yang et al.·Mar 26, 2026SaveLearn
Binding Energy of Muonic Beryllium: Perturbative versus All--Order CalculationsWe compute the ground-state binding energy of muonic 9Be in two ways: first, the fully perturbative treatment of the nuclear-size effect often employed in light systems, and second, an approach…Shikha Rathi, Ulrich D. Jentschura, Paul Indelicato et al.·Mar 26, 2026SaveLearn
Portable laser-cooled ytterbium beam clock based on an ultra-narrow optical transitionThe highest performance atomic clocks are based on interrogation of ultra-narrow optical transitions. There is now significant interest in developing these systems as a source of GNSS-independent…R. F. Offer, E. Klantsataya, A. P. Hilton et al.·Mar 26, 2026SaveLearn
Self-energy corrections to the ionization energies in sodium-like ions: comparison of the ab initio QED and model-QED-operator approachesCalculations of the self-energy corrections to ionization energies of the 3s, 3p1/2, and 3p3/2 states in sodium-like ions with nuclear-charge numbers Z=30, 50, 70, and 92 are…P. Yang, A. V. Malyshev, E. A. Prokhorchuk et al.·Mar 26, 2026SaveLearn
Sensing T-violating nuclear moments of paramagnetic ions in crystalsPrecision measurements of time-reversal (T) symmetry violating moments probe physics beyond the Standard Model. We show that precision spectroscopy of paramagnetic lanthanide and actinide ions doped…Aleksandar Radak, Mingyu Fan, Bassam Nima et al.·Mar 26, 2026SaveLearn
Absence of Far-Detuned Attractive Optical Traps for Alkali Rydberg AtomsNeutral-atom quantum simulation is susceptible to entanglement between the atom's internal electronic state and its center-of-mass position. In many alkali Rydberg platforms, the 'spin-motion…Gabriel E. Patenotte, Youngshin Kim, Samuel Gebretsadkan et al.·Mar 25, 2026SaveLearn
Dynamics of electromagnetically induced water molecule fragmentationThe development of intense high-energy radiation sources and the improvement of techniques for detecting charged fragments have made possible experiments on multiple ionization of a molecule with…Anton V. Bibikov, Sergei N. Yudin, Maria M. Popova et al.·Mar 25, 2026SaveLearn
Molecular effects in low-energy muon transfer from muonic hydrogen to oxygenIn the present study we determine from the available experimental data the cross section of muon transfer to molecular oxygen at low energies with account of the oxygen molecule structure. Building…I. Boradjiev, A. Adamczak, D. Bakalov et al.·Mar 25, 2026SaveLearn
Very sensitive vapor-cell quasi-DC atomic E-field sensorWe report several technical approaches that significantly improve the performance of a vapor-cell atomic electrometer operating in the quasi-DC frequency domain ( 1 kHz). With a very small…Amy Damitz, George Burns, Yuan-Yu Jau·Mar 24, 2026SaveLearn
A multi-ion optical clock with 5 × 10-19 uncertaintyToday's most accurate clocks are based on laser spectroscopy of electronic transitions in single trapped ions and feature fractional frequency uncertainties below 1×10-18. Scaling these…Melina Filzinger, Martin R. Steinel, Jian Jiang et al.·Mar 24, 2026SaveLearn