Multielectron effect in strong-field ionization of COWe investigate the effects of the multielectron polarization of the ion described by the induced dipole potential in photoelectron momentum distributions produced in ionization of the CO molecule by…Mahmoud Abu-samha, L. B. Madsen, N. I. Shvetsov-Shilovski·Apr 22, 2024SaveLearn
Laser Frequency Stabilization Using Light Shift in Compact Atomic ClocksThis paper describes the Light-Shift Laser-Lock (LSLL) technique, a novel method intended for compact atomic clocks that greatly simplifies the laser setup by stabilizing the pumping-laser frequency…Claudio E. Calosso, Michele Gozzelino, Filippo Levi et al.·Apr 22, 2024SaveLearn
Isotope-shift factors with quantum electrodynamics effects for many-electron systems: A study of the nuclear charge radius of 26mAlA method for calculating the field shift contribution to isotope shifts in many-electron atoms, incorporating quantum electrodynamics (QED) effects, is introduced. We also implement the model QED…Leonid V. Skripnikov, Sergey D. Prosnyak, Aleksei V. Malyshev et al.·Apr 20, 2024SaveLearn
Effects of higher-order Casimir-Polder interactions on Rydberg atom spectroscopyIn the extreme near-field, when the spatial extension of the atomic wavefunction is no longer negligible compared to the atom-surface distance, the dipole approximation is no longer sufficient to…Biplab Dutta, Joao Carlos de Aquino Carvalho, Guadalupe Garcia-Arellano et al.·Apr 20, 2024SaveLearn
Laser cooling 88Sr to microkelvin temperature with an integrated-photonics systemWe report on experiments generating a magneto-optical trap (MOT) of 88-strontium (88Sr) atoms at microkelvin temperature, using integrated-photonics devices. With metasurface optics integrated…Andrew R. Ferdinand, Zheng Luo, Sindhu Jammi et al.·Apr 19, 2024SaveLearn
Photoexcitation of the 229Th nuclear clock transition using twisted lightThe 229Th nucleus has a unique transition at only 8 eV which could be used for a novel nuclear clock. We investigate theoretically the prospects of driving this transition with vortex light…Tobias Kirschbaum, Thorsten Schumm, Adriana Pálffy·Apr 19, 2024SaveLearn
Spin-selective coherent light scattering from ion crystalsWe study coherent light scattering from linear crystals with up to twelve 40Ca+ ions, acting as single photon emitters. Light-scattering is induced by two-photon laser excitation,…Maurizio Verde, Ansgar Schaefer, Benjamin Zenz et al.·Apr 18, 2024SaveLearn
Laser excitation of the 229Th nuclear isomeric transition in a solid-state hostLiSrAlF6 crystals doped with 229Th are used in a laser-based search for the nuclear isomeric transition. Two spectroscopic features near the nuclear transition energy are observed. The first…R. Elwell, Christian Schneider, Justin Jeet et al.·Apr 18, 2024SaveLearn
Calibration of hydrogen atoms measurement using femtosecond two-photon laser induced fluorescenceA new calibration method for H-fs-TALIF is proposed, and the ratio of two-photon absorption cross-sections, σ(2), for atomic hydrogen (H) and krypton (Kr) is determined for the broadband…Andrey Starikovskiy, Arthur Dogariu·Apr 18, 2024SaveLearn
Elastic scattering of Laguerre-Gaussian electron packets on atomsWe explore elastic scattering of non-relativistic electrons in the form of standard Laguerre-Gaussian (sLG) and elegant Laguerre - Gaussian (eLG) packets on atomic targets in the generalized Born…N. Sheremet, A. Chaikovskaia, D. Grosman et al.·Apr 17, 2024SaveLearn
A VUV light source for enhanced production of metastable krypton and xenon beamsWe demonstrate excitation of metastable krypton and xenon beams using a vacuum ultraviolet lamp and directly compare the performance of this method to metastable excitation based on a…Patrick R. Stollenwerk, Kevin G. Bailey, Daniel Koch et al.·Apr 17, 2024SaveLearn
Generation of a precise time scale assisted by a near-continuously operating optical lattice clockWe report on a reduced time variation of a time scale with respect to Coordinated Universal Time (UTC) by steering a hydrogen-maser-based time scale with a near-continuously operating optical lattice…Takumi Kobayashi, Daisuke Akamatsu, Kazumoto Hosaka et al.·Apr 17, 2024SaveLearn
Anisotropic polarizability of Dy at 532 nm on the intercombination transitionWe report experimental measurements of the dynamical polarizability of dysprosium, at a wavelength of 532 nm. We measure all three components (scalar, vector, tensor) of the anisotropic…Damien Bloch, Britton Hofer, Sam Roberto Cohen et al.·Apr 16, 2024SaveLearn
Ultra-Wide Dual-band Rydberg Atomic Receiver Based on Space Division Multiplexing RF-Chip ModulesDetecting microwave signals over a wide frequency range has numerous advantages as it enables simultaneous transmission of a large amount of information and access to more spectrum resources. This…Li-Hua Zhang, Bang Liu, Zong-Kai Liu et al.·Apr 15, 2024SaveLearn
On trapping geometry for cold atoms in a radio-frequency (rf) dressed potentialWe have investigated the atom trapping geometry for trapping of 87Rb atoms in a radio-frequency (rf) dressed potential generated after superposing a strong linearly polarized rf-field on a…Sourabh Sarkar, S. P. Ram, Kavish Bhardwaj et al.·Apr 12, 2024SaveLearn
Interplay Between Single-Photon Ionization and the Auger Process in Argon Ion FormationWe explore the interactions between Argon and extreme ultraviolet (XUV) laser pulses across photon energies of 200 eV, 260 eV, and 315 eV, scrutinizing the influence of photon energy on Argon ion…Linhao Xiong·Apr 12, 2024SaveLearn
Orders of Magnitude Improved Cyclotron-Mode Cooling for Non-Destructive Spin Quantum Transition Spectroscopy with Single Trapped AntiprotonsWe demonstrate efficient sub-thermal cooling of the modified cyclotron mode of a single trapped antiproton and reach particle temperatures T+=E+/kB below 200\,mK in preparation times…B. M. Latacz, M. Fleck, J. I. Jaeger et al.·Apr 11, 2024SaveLearn
Floquet engineering Rydberg sub-THz frequency comb spectroscopyEngineering a Terahertz (THz) frequency comb spectroscopy at atomic level advances the precisely measurement in spectroscopy and sensing. Current progresses on THz frequency comb rely on…Li-Hua Zhang, Zong-Kai Liu, Bang Liu et al.·Apr 11, 2024SaveLearn
On the reduction of gas permeation through the glass windows of micromachined vapor cells using Al2O3 coatingsStability and precision of atomic devices are closely tied to the quality and stability of the internal atmosphere of the atomic vapor cells on which they rely. Such atmosphere can be stabilized by…Clément Carlé, Andrei Mursa, Petri Karvinen et al.·Apr 10, 2024SaveLearn
Cavity-enhanced Rydberg atom microwave receiverDeveloping microwave electric field sensing based on Rydberg atom has received significant attention due to its unique advantages. However, achieving effective coupling between Rydberg atom and the…Bang Liu, Li-Hua Zhang, Zong-Kai Liu et al.·Apr 10, 2024SaveLearn
Lifetimes of excited states in P-, As- and Sb-Radiative lifetimes of three elements of the nitrogen group have been experimentally investigated at the Double ElectroStatic Ion Ring Experiment (DESIREE) facility at Stockholm University. The…J. Karls, M. Björkhage, M. Blom et al.·Apr 10, 2024SaveLearn
Collisions of Spin-polarized YO Molecules for Single Partial WavesEfficient sub-Doppler laser cooling and optical trapping of YO molecules offer new opportunities to study collisional dynamics in the quantum regime. Confined in a crossed optical dipole trap, we…Justin J. Burau, Kameron Mehling, Matthew D. Frye et al.·Apr 9, 2024SaveLearn
Precision measurements on Si-High-precision measurements of the electron affinities (EA) of the three stable isotopes of silicon, 28Si, 29Si and 30Si, have been performed at the cryogenic electrostatic ion-beam…J. Karls, H. Cederquist, N. D. Gibson et al.·Apr 9, 2024SaveLearn
Lifetimes of excited states in Rh-The radiative decay of excited states of the negative ion of rhodium, Rh-, has been investigated experimentally and theoretically. The experiments were conducted at the Double ElectroStatic Ion…J. Karls, J. Grumer, S. Schiffmann et al.·Apr 9, 2024SaveLearn
Strong-field ionization of chiral molecules with bicircular laser fields : sub-barrier dynamics, interference, and vorticesStrong-field ionization by counter-rotating two-color laser fields produces quantum interference between photoelectrons emitted on the leading and trailing edges of the laser field oscillations. We…Samuel Beaulieu, Sylvain Larroque, Dominique Descamps et al.·Apr 9, 2024SaveLearn