Optimizing loading of cold cesium atoms into a hollow-core fiber using machine learningExperimental multi-parameter optimization can enhance the interfacing of cold atoms with waveguides and cavities. Recent implementations of machine learning (ML) algorithms demonstrate the…Paul Anderson, Sreesh Venuturumilli, Michal Bajcsy·Jul 15, 2025SaveLearn
Microwave spectroscopy and multi-channel quantum defect analysis of ytterbium Rydberg statesThe complex Rydberg structure of ytterbium atoms is shaped by multiple low-lying ion-core-excited states and strong channel interactions, which presents both opportunities and challenges for quantum…Rin Kuroda, Vernon M. Hughes, Martin Poitrinal et al.·Jul 15, 2025SaveLearn
A magneto-optical trap of silver and potassium atomsWe demonstrate a dual magneto-optical trap of 109Ag and 39K. For silver, a decreasing-field Zeeman slower loads a MOT of 1.5×108 atoms at a temperature of 0.74(5) mK, with laser…Michael Vayninger, Angela Xiang, Nachiket D. Bhanushali et al.·Jul 15, 2025SaveLearn
Temporally-multiplexed dual-frequency terahertz imaging at kilohertz frame ratesWe present a temporally-multiplexed dual-colour terahertz (THz) imaging technique using THz-to-optical conversion in atomic vapour. By rapidly alternating the pump laser frequency, we sequentially…Lucy A. Downes, C. Stuart Adams, Kevin J. Weatherill·Jul 15, 2025SaveLearn
88Sr Reference DataStrontium-88 is a versatile atomic species often used in quantum optics, precision metrology, and quantum computing. Consolidated atomic data is essential for the planning, execution, and evaluation…Sebastian Pucher, Sofus Laguna Kristensen, Ronen M. Kroeze·Jul 14, 2025SaveLearn
What is the diatomic molecule with the largest dipole moment?We present a machine learning model for predicting the electric dipole moment of diatomic molecules using only the atomic properties of the constituent atoms. Our model can screen the entire periodic…Ahmed Elhalawani, Ruiren Shi, Mateo Londoño Castellanos et al.·Jul 14, 2025SaveLearn
Surface scattering of atoms for high-sensitivity spectroscopyHigh-sensitivity laser spectroscopy is integral to applications like atomic clocks, quantum computers, and chemical sensing. Lowering atomic temperature decreases spectral Doppler broadening and…V. J. Ajith, Aaron Barr, Mark Raizen·Jul 14, 2025SaveLearn
Theoretical evaluation of decay mode of 229m Th in solid samplesThe excitation energy of 229m Th is extremely low at 8.4 \, eV ; thus, this isotope exhibits changes in its decay modes depending on the chemical state, specifically the…Ryotaro Masuda, Tomoya Naito, Masashi Kaneko et al.·Jul 11, 2025SaveLearn
Microwave-optical double-resonance vector magnetometry with warm Rb atomsDeveloping a non-invasive, accurate vector magnetometer that operates at ambient temperature and is conducive to miniaturization and is self-calibrating is a significant challenge. Here, we present…Bahar Babaei, Benjamin D. Smith, Andrei Tretiakov et al.·Jul 11, 2025SaveLearn
Ionization Energy of Rb2 by electric field-ionization of molecular Rydberg statesWe report the measurement of the ionization energy of the 85Rb2 molecule through resonantly enhanced 2-photon ionization in a supersonic beam. The first photon excites the $X1g+…Manuel Alejandro Lefrán Torres, David Rodríguez Fernández, Jaime Javier Borges Márquez et al.·Jul 11, 2025SaveLearn
Electric field measurements of Rydberg atomic frequency comb based on pulsed laser excitationWe present an innovative frequency comb methodology utilizing pulsed lasers for Rydberg atoms and implement it for electric field measurement. It achieves the Rydberg state population of…Ke Di, Chenglin Ye, Yijie Du et al.·Jul 11, 2025SaveLearn
Observation of the electric Breit-Rabi EffectThe response of an atom to external electric and magnetic fields can reveal fundamental atomic properties. It has long been verified that, in a static magnetic field, those atomic energy levels with…S. -Z. Wang, S. -B. Wang, Z. -J. Tao et al.·Jul 11, 2025SaveLearn
Crystal Fields and Zeeman Effect for Thulium in Solid ArgonOptically active defects suspended in an inert solid are an interesting system for sensing and magnetometry at the nanometer scale, in addition to being a potential source of high-density, identical…Jason Marfey, Anthony Semenova, Colin V. Parker·Jul 10, 2025SaveLearn
Single-Beam Magneto-Optical Trap in Back-to-Back Pyramidal and Conical MirrorsA three-dimensional magneto-optical trap (MOT), as an efficient method of producing cold atoms from room-temperature atomic vapor, has been widely used to develop atomic sensors. Various compact MOTs…Timothy H. Nguyen, Mariam Mchedlidze, Guanghui Su et al.·Jul 10, 2025SaveLearn
Quantum theory of magneto-optical trapWe present a quantum theory of a magneto-optical trap (MOT) from first principles based on the quantum kinetic equation for the atomic density matrix with taking into account the recoil effects…O. N. Prudnikov, A. V. Taichenachev, V. I. Yudin et al.·Jul 10, 2025SaveLearn
Non-Linearities In Atomic Quantum Receivers: Harmonic And Intermodulation DistortionRydberg sensors offer a unique approach to radio frequency (RF) detection, leveraging the high sensitivity and quantum properties of highly-excited atomic states to achieve performance levels beyond…Luís Felipe Gonçalves, Teng Zhang, Georg Raithel et al.·Jul 10, 2025SaveLearn
Electron Ptychography Reveals Correlated Lattice Vibrations at Atomic ResolutionIn this paper we introduce an electron ptychography reconstruction framework, CAVIAR -- Correlated Atomic Vibration Imaging with sub-Angstrom Resolution -- that reveals an entirely new channel of…Anton Gladyshev, Benedikt Haas, Thomas C. Pekin et al.·Jul 10, 2025SaveLearn
Optimizing the incident electron momentum for resonant few-photon Kapitza-Dirac scattering in bichromatic laser fieldsNonrelativistic Kapitza-Dirac scattering of electrons from counterpropagating bichromatic laser waves is studied in the resonant Bragg regime, taking the electron spin into account. We show that the…Ingo Elsner, Carsten Müller·Jul 9, 2025SaveLearn
Rotational coherences in O2+ following strong-field ionizationWe investigate the wave packet that remains bound in the ground and excited cationic states of oxygen after strong-field ionization by an intense 800-nm pulse. Much weaker probe pulses (800 or 264…Huynh Van Sa Lam, Tomthin Nganba Wangjam, Vinod Kumarappan·Jul 9, 2025SaveLearn
Subcycle phase matching effects in short attosecond pulse trainsAttosecond pulses produced by High-order Harmonic Generation (HHG) in gases driven by intense laser fields have become a cornerstone technique for probing ultrafast electronic motion in matter. These…N. Ouahioune, R. Martín-Hernández, D. Hoff et al.·Jul 8, 2025SaveLearn
Time-domain interferences as the source of electron-ion entanglement in Rabi-dressed photoemissionWe investigate bipartite entanglement between a photoelectron and its parent ion when the latter undergoes Rabi oscillations, following the recent experiment of [Nandi et al. Science Advances 10,…Léonardo Rico, Morgan Berkane, Jonathan Dubois et al.·Jul 8, 2025SaveLearn
The nuclear charge radius of 13CThe size is a key property of a nucleus. Accurate nuclear radii are extracted from elastic electron scattering, laser spectroscopy, and muonic atom spectroscopy. The results are not always…Patrick Müller, Matthias Heinz, Phillip Imgram et al.·Jul 8, 2025SaveLearn
Laser spectroscopy and CP-violation sensitivity of actinium monofluorideThe apparent invariance of the strong nuclear force under combined charge conjugation and parity (CP) remains an open question in modern physics. Precision experiments with heavy atoms and molecules…M. Athanasakis-Kaklamanakis, M. Au, A. Kyuberis et al.·Jul 7, 2025SaveLearn
Electronic Bridge processes in 229Th-doped LiCAF and LiSAFElectronic bridge mechanisms driving the 229Th nuclear clock transition in the vacuum-ultraviolet-transparent crystals 229Th:LiCAF (LiCaAlF6) and 229Th:LiSAF (LiSrAlF6) are…Tobias Kirschbaum, Martin Pimon, Andreas Grüneis et al.·Jul 7, 2025SaveLearn
Dual frequency calibration to build a portable vapor cell optical clock with improved stability and without a frequency combThis article theoretically proposes a new dual interferometer technique to accurately calibrate two laser frequencies simultaneously using four-wave mixing in an alkali metal vapor cell. The two…Sreeshna Subhash, Greeshma Gopinath, Sankar Davuluri·Jul 7, 2025SaveLearn