Rotational Splittings in Diatomic Molecules of Interest to Searches for New PhysicsDiatomic molecules with an energetically low-lying 3 1 state are attractive platforms to detect new physics beyond the Standard Model, such as parity- and time-reversal violating phenomena.…Ayaki Sunaga, Timo Fleig·Nov 7, 2025SaveLearn
Enhanced One-Color-Two-Photon Resonant Ionization in Highly Charged Ions by Fine-Structure EffectsUltraintense pulses from X-ray free-electron lasers can drive, within femtoseconds, multiple processes in the inner shells of atoms and molecules in all phases of matter. The ensuing complex…Moto Togawa, Chunhai Lyu, Chintan Shah et al.·Nov 7, 2025SaveLearn
General properties of the RABBITT at parity mixing conditionsParity mixing in photoionization, i.e. when emitted electrons have different parities but the same energy, causes interference observable only in angle-resolved measurements. The interference…Maria M. Popova, Sergei N. Yudin, Alexei N. Grum-Grzhimailo et al.·Nov 6, 2025SaveLearn
Photoelectron combs in ionization: Influence of rescattering and nondipole effectsIonization by a sequence of extreme ultraviolet pulses is investigated based on the rigorous numerical solution of the time-dependent Schrödinger equation, when the driving laser field is treated…J. Z. Kamiński, K. Krajewska·Nov 6, 2025SaveLearn
Isolated quantum-state networks in ultracold moleculesPrecise control over rotational angular momentum is at the heart of recent advances in quantum chemistry, quantum simulation, and quantum computation with ultracold bialkali molecules. Each…Tom R. Hepworth, Simon L. Cornish, Philip D. Gregory·Nov 5, 2025SaveLearn
Nonadiabatic corrections to electric quadrupole transition rates in H2We derive formulas and perform calculations of nonadiabatic corrections to rates of electric quadrupole transitions in the hydrogen molecule. These corrections can be represented in terms of the…Krzysztof Pachucki, Michał Siłkowski·Nov 4, 2025SaveLearn
Screened Thin-Target Bremsstrahlung with Partially-Ionized High-Z SpeciesBremsstrahlung emission remains a cornerstone process in the characterization of electron dynamics in diverse high-energy environments. In particular, the accurate description of thin-target…Salomon Guinchard, Yves Savoye-Peysson, Joan Decker·Nov 3, 2025SaveLearn
Hf12+ ion: Highly Charged Ion for Next-Generation Atomic Clocks and Tests of Fundamental PhysicsWe use advanced computational techniques to study the electronic structure of the Hf12+ ion, with the goal of assessing its potential for use in highly accurate atomic optical clocks and search…Saleh O. Allehabi, V. A. Dzuba, V. V. Flambaum·Nov 1, 2025SaveLearn
Automation in quantum logic experiments with cold molecular ionsModern experiments with cold molecular ions have reached a high degree of complexity requiring frequent sample preparation, state initialization and protocol execution while demanding precise control…Richard Karl, Meissa Diouf, Aleksandr Shlykov et al.·Oct 31, 2025SaveLearn
Long-lived giant circular Rydberg atoms at room temperatureStability achieved by large angular momentum is ubiquitous in nature, with examples ranging from classical mechanics, over optics and chemistry, to nuclear physics. In atoms, angular momentum can…Einius Pultinevicius, Aaron Götzelmann, Fabian Thielemann et al.·Oct 31, 2025SaveLearn
Model-independent determination of nuclear charge radii from Li-like ionsWe demonstrate that recent advances in QED theory of Li-like ions [V. A. Yerokhin et al., Phys. Rev. A 112, 042801 (2025)] enable determinations of absolute nuclear charge radii for heavy elements.…V. A. Yerokhin, B. Ohayon·Oct 31, 2025SaveLearn
Precise ab initio calculations of 4He(1snp \, 3PJ) fine structure of high Rydberg statesHigh-precision measurements of the fine-structure splittings in helium high Rydberg states have been reported, yet corresponding ab initio benchmarks for direct comparison remain unavailable. In this…Hao Fang, Jing Chi, Xiao-Qiu Qi et al.·Oct 31, 2025SaveLearn
Pre-emptive parametric kill switch for evaporative atomic sources in vacuumA robust pre-emptive kill switch for cold atom experiments is introduced to significantly reduce costly system reassembly or replacement. The design incorporates upper (alarm) and lower (evaporation)…Shuang Li, Zhiyuan Lin, Sen Li et al.·Oct 31, 2025SaveLearn
Wavefront Curvature and Transverse Atomic Motion in Time-Resolved Atom Interferometry: Impact and MitigationTime-resolved atom interferometry, as employed in applications such as gravitational wave detection and searches for ultra-light dark matter, requires precise control over systematic effects. In this…Noam Mouelle, Jeremiah Mitchell, Valerie Gibson et al.·Oct 30, 2025SaveLearn
Real time synchronisation of a free-running atomic clock time base with UTC using GNSS signals for application in experimental physicsWe present the results obtained by applying, in real-time, a correction method to precisely synchronize a time base generated from a free-running atomic clock with the Coordinated Universal Time…Claire Dalmazzone, Mathieu Guigue, Boris Popov et al.·Oct 28, 2025SaveLearn
Hyperfine-resolved optical spectroscopy of ultracold 87Rb133Cs molecules: the b\,30 metastable stateUsing an ultracold gas of 87Rb133Cs molecules, we perform hyperfine-resolved spectroscopy of transitions from the vibronic ground state to the lowest rovibrational states of the electronic…Arpita Das, Albert Li Tao, Luke M. Fernley et al.·Oct 28, 2025SaveLearn
Comprehensive Inclusion of Higher-order Ca+ Isotope Shifts in the King's Plot Yields an Order Improvement on the e--n Coupling LimitBy critically evaluating higher-order nonlinear effects to the isotope shifts (ISs) in the low-lying transition frequencies of the singly charged calcium ion, stringent constraint on the…Vaibhav Katyal, A. Chakraborty, B. K. Sahoo·Oct 28, 2025SaveLearn
Fast Penning Ionization of Cold Rydberg atoms in an Electric FieldWe observe a fast Penning ionization in a dilute gas of cold rubidium Rydberg atoms, in the presence of a static electric field of 50 V/cm, with the ionization rate coefficients for two specific…Changjie Luo, Feng Fang, Wenchang Zhou et al.·Oct 28, 2025SaveLearn
Vibronic coupling limits the use of high-lying electronic states in complex molecules for laser coolingLaser cooling of large, complex molecules is a long-standing goal, instrumental for enabling new quantum technology and precision measurements. A primary consideration for the feasibility of laser…Haowen Zhou, Pawel Wojcik, Guo-Zhu Zhu et al.·Oct 25, 2025SaveLearn
Tensor gravity gradiometry with a single-axis atom gradiometerWe propose a method for using a single-axis atom interferometric gravity gradiometer to measure off-diagonal elements of the gravity gradient tensor. By tilting the gradiometer, the measured gradient…Ryan J. Thomas, Samuel Legge, John D. Close·Oct 25, 2025SaveLearn
RydIQule Version 2: Enhancing graph-based modeling of Rydberg atomsRydberg atomic radio-frequency (rf) sensors are an emerging technology platform that relies on vaporous atoms, interrogated with laser beams and nearly ionized, to receive rf signals. Rydberg rf…Benjamin N. Miller, David H. Meyer, Carter A. Montag et al.·Oct 24, 2025SaveLearn
Observation of spin singlet butterfly Rydberg molecules in an ultracold atomic Rb gasWe report the observation of spin-singlet ultra-long range Rydberg butterfly molecules consisting of a ground-state atom bound to a Rydberg atom by P-wave scattering of 87Rb Rydberg electrons…Markus Exner, Rohan Srikumar, Richard Blättner et al.·Oct 24, 2025SaveLearn
Magneto-optical trapping of ZincWe report on laser cooling and magneto-optical trapping of atomic zinc. The atoms are cooled using the 213.9\,nm 1S0 → 1P1 transition, making this the shortest wavelength…Lukas Möller, Simon Stellmer·Oct 24, 2025SaveLearn
Efficient water-cooled Bitter-type electromagnet for Zeeman slowing in cold-atom experimentsWe describe the design, construction, and characterization of a Bitter-type electromagnet that produces a spatially-dependent magnetic field used for Zeeman slowing in cold-atom experiments. The coil…Rishav Koirala, Ben A. Olsen·Oct 24, 2025SaveLearn
Atomic state interferometry for complex vector lightFeatures of complex vector light become important in any interference effects, including scattering, diffraction, and non-linear processes. Here we are investigating the role of…Kuntal Samanta, Sphinx J. Svensson, Sonja Franke-Arnold et al.·Oct 23, 2025SaveLearn