Thermal-Gradient Cooling of Atomic Vapor FluidThe pursuit of high optical depth and long coherence time in atomic ensembles faces a fundamental thermodynamic constraint: heating enhances light-atom coupling via increased density but degrades…Changhao Cheng, Jinxian Guo·May 4, 2025SaveLearn
An effective model for describing coherent population trapping resonances, which correctly takes into account the off-resonant frequency components in periodically modulated laser fieldWe have developed an effective mathematical model to calculate the coherent population trapping (CPT) resonance in periodically modulated light, when the modulation frequency f varies near the…V. I. Yudin, M. Yu. Basalaev, A. V. Taichenachev et al.·May 3, 2025SaveLearn
Forces on alkali Rydberg atoms due to non-linearly polarized lightTrapped Rydberg atoms are highly promising candidates for quantum science experiments. While several approaches have been put forward to exert (trapping) forces on isolated Rydberg atoms, a widely…A. Bhowmik, D. Blume·May 2, 2025SaveLearn
All-optical radio-frequency phase detection for Rydberg atom sensors using oscillatory dynamicsRydberg atom radio frequency sensors are a unique platform for precision electromagnetic field measurement, e.g. they have extraordinary carrier bandwidth spanning MHz-THz and can be self-calibrated.…Matthias Schmidt, Stephanie M. Bohaichuk, Vijin Venu et al.·May 1, 2025SaveLearn
Steering reaction flux by coupling product channelsWe demonstrate a method for controlling the outcome of an ultracold chemical few-body reaction by redirecting a tunable fraction of reaction flux from one selected product channel to another one. In…Dominik Dorer, Shinsuke Haze, Jing-Lun Li et al.·Apr 30, 2025SaveLearn
Microwave-Dressing of Rydberg States in a Trapped Calcium IonWe are using optical- and microwave-fields to excite Rydberg states in trapped cold 40Ca+ ions. We employ a single ion and observe spectroscopically in the manifold of a principal quantum number n=49…Han Bao, Alexander Schulze-Makuch, Ferdinand Schmidt-Kaler·Apr 30, 2025SaveLearn
Electron beam characterization via fluorescence imaging of Rydberg states in atomic vaporWe demonstrate an all-optical, minimally invasive method for electron beam (e-beam) characterization using Rydberg electrometry. The e-beam passes through a dilute Rb vapor prepared in a quantum…Rob Behary, Kevin Su, Nicolas DeStefano et al.·Apr 29, 2025SaveLearn
Linear dichroism signals due to the alignment in the ground state of hydrogen-like atoms and their inversion in a single-beam optical pumping schemeThe results of a study of the dynamics of atomic moments alignment in cesium under optical pumping by linearly polarized resonant light in ultra-weak magnetic field are presented. It is shown that…M. V. Petrenko, A. S. Pazgalev, A. K. Vershovskii·Apr 29, 2025SaveLearn
Multi-loop and Multi-axis Atomtronic Sagnac InterferometryWe report the experimental realization of a large-area and multi-axis atomtronic interferometer in an optical waveguide for rotation sensing. A large enclosed area is achieved through multi-loop…Saurabh Pandey, Ceren Uzun, Katarzyna A. Krzyzanowska et al.·Apr 29, 2025SaveLearn
Comparison of Different Rydberg Atom-Based Microwave Electrometry TechniquesIn this study, we have compared different Rydberg atom-based microwave electrometry techniques under the same experimental conditions and using the same Rydberg states (68S1/2, 68P3/2 and…Eliel Leandro Alves Junior, Manuel Alejandro Lefrán Torres, Jorge Douglas Massayuki Kondo et al.·Apr 28, 2025SaveLearn
208Pb nuclear charge radius revisited: closing the fine-structure-anomaly gapA comprehensive reevaluation of the root-mean-square nuclear charge radius is presented for the doubly magic 208Pb extracted from muonic spectroscopy measurements. By integrating rigorous…Zewen Sun, Konstantin Beyer, Zoia A. Mandrykina et al.·Apr 28, 2025SaveLearn
Modulation transfer spectroscopy of 7Li D1 lineWe present the first implementation of modulation transfer spectroscopy (MTS) on the D1 line of 7Li, carried out in a compact heat-pipe vapor cell with cold windows. By varying the pump and…Leonid Khalutornykh, Sergey Saakyan, Alexander Nazarov et al.·Apr 28, 2025SaveLearn
Measurement of the total spin angular momentum <Fz> of alkali-metal atomsIt is important to evaluate the total spin angular momentum of alkali-metal atoms if the atoms serve as a reservoir of angular momenta. We use an absorption-monitoring technique to measure <Fz>,…Runa Yasuda, Kei Ishii, Wolfgang Klassen et al.·Apr 28, 2025SaveLearn
Comparative Analysis of Mg+ Properties using Multiconfiguration Dirac-Hartree-Fock and Relativistic Coupled-cluster MethodsWe demonstrate behaviors of correlation effects in the calculations of atomic properties through two commonly employed many-body methods; namely multiconfiguration Dirac-Hartree-Fock (MCDHF) and…B. K. Sahoo, Per Jönsson, Gediminas Gaigalas·Apr 28, 2025SaveLearn
Coulomb Crystallization of Highly Charged Ni12+ Ions in a Linear Paul TrapOptical clocks have garnered widespread attention due to their unparalleled precision in time-frequency standards, geodetic measurements, and fundamental physics research. Among emerging…Shaolong Chen, Zhiqiang Zhou, Guosheng Zhang et al.·Apr 27, 2025SaveLearn
An analytic model for description of muonic oxygen X-ray time distribution in muonic experimentsWe propose an analytical model and perform numerical simulations to study the time distribution of the characteristic muonic oxygen X-ray emission following muon transfer from muonic hydrogen to…P. Danev, I. Boradjiev, H. Tonchev·Apr 26, 2025SaveLearn
Diffraction of fast heavy noble gas atoms, Ar, Kr and Xe on a LiF(001) surface Changing the tip of a 'perfect' AFMWe investigate experimentally the diffraction of fast atoms of noble gas on a LiF(100) crystal oriented along the [100] and [110] directions. The wavelengths are so short that the observed quantum…Debiossac Maxime, Pan Peng, Kanitz Carina et al.·Apr 25, 2025SaveLearn
Angle-of-arrival detection of radio-frequency waves via Rydberg atom fluorescence imaging of standing waves in a glass vapor cellWe present a method for measuring the angle-of-arrival of 40 GHz radio-frequency (RF) radiation by mapping the standing waves generated in a rectangular glass vapor cell. These standing waves have…Noah Schlossberger, Rajavardhan Talashila, Nikunjkumar Prajapati et al.·Apr 25, 2025SaveLearn
Isolated elliptically-polarized attosecond pulse generation in gapped graphene driven by linearly polarized laser fieldsWe theoretically investigate high-order harmonic generation (HHG) and its ellipticity in gapped graphene, driven by a femtosecond short-pulse laser at various orientation angles, employing the…Xinru Song, Xiaoyu Bu, Xiaohui Zhao et al.·Apr 24, 2025SaveLearn
Multipole nuclear shielding factors of hydrogen atom confined by a spherical cavityNuclear shielding factor is an important quantity to describe the response of an atom under the perturbation of an external field. In this work, we develop the sum-over-states numerical method and…Yu Qing Dai, Zhi Ling Zhou, Henry E. Montgomery, et al.·Apr 24, 2025SaveLearn
Multi-Frequency Coherence Control of Radio-Frequency-Dressed StatesWe demonstrate engineering of a narrow microwave transition between trappable states in radio-frequency-dressed 87rubidium, reducing the static field dependence. A single-frequency, off-resonant…Bethany Foxon, Sindhu Jammi, Thomas Fernholz·Apr 23, 2025SaveLearn
Two-step laser resonant ionization spectroscopy of chromiumAt TRIUMF's off-line laser ion source test stand, stepwise resonant laser ionization spectroscopy of chromium (Cr) was carried out, to find an efficient ionization scheme suitable for titanium…Romina Schulz, Ruohong Li, Julius Wessolek et al.·Apr 22, 2025SaveLearn
Investigating the 4D3/2|3,2--4D5/2|3,2 transition in Nb4+ for a THz atomic clockIn this work, the 4D3/2|3,2 → 4D5/2|3,2 transition in the Nb4+ ion is identified as a promising candidate for a terahertz (THz) atomic clock, with the…Jyoti, A. Chakraborty, Zhiyang Wang et al.·Apr 21, 2025SaveLearn
Two- and three-body dispersion coefficients for interaction of Cu and Ag atoms with Group I, II, and XII elementsThe mounting interest in conducting thorough analyses and studies of long-range interactions stems from their wide-ranging applications in cold atomic physics, making it a compelling area for…Harpreet Kaur, Jyoti, Neelam Shukla et al.·Apr 21, 2025SaveLearn
Unconventional Chemical Bonding of Lanthanide-OH MoleculesWe present a theoretical study of the low lying adiabatic relativistic electronic states of lanthanide monohydroxide (Ln-OH) molecules near their linear equilibrium geometries. We focus on heavy,…Jacek Kłos, Eite Tiesinga, Lan Cheng et al.·Apr 20, 2025SaveLearn