Rotational Coherence Times of Polar Molecules in Optical TweezersQubit coherence times are critical to the performance of any robust quantum computing platform. For quantum information processing using arrays of polar molecules, a key performance parameter is the…Sean Burchesky, Loic Anderegg, Yicheng Bao et al.·May 31, 2021SaveLearn
D1 magic wavelength tweezers for scaling atom arraysD1 magic wavelengths have been predicted for the alkali atoms but are not yet observed to date. We experimentally confirm a D1 magic wavelength that is predicted to lie at 615.87 nm for 23Na,…Mohammad Mujahid Aliyu, Luheng Zhao, Xiu Quan Quek et al.·May 31, 2021SaveLearn
Radiative and photon-exchange corrections to New Physics contributions to energy levels in few-electron ionsThe influence of hypothetical new interactions beyond the Standard Model on atomic spectra has attracted recent interest. In the present work, interelectronic photon-exchange corrections and…Vincent Debierre, Natalia S. Oreshkina·May 31, 2021SaveLearn
Detection of Long-Lived Complexes in Ultracold Atom-Molecule CollisionsWe investigate collisional loss in an ultracold mixture of 40K87Rb molecules and 87Rb atoms, where chemical reactions between the two species are energetically forbidden. Through…Matthew A. Nichols, Yi-Xiang Liu, Lingbang Zhu et al.·May 31, 2021SaveLearn
Coulomb Effects on time-trajectory-resolved high-order harmonic generationWe study the effect of Coulomb potential on high-order harmonic generation (HHG) numerically and analytically. We focus on the influence of Coulomb potential on emission times of HHG associated with…X. J. Xie, R. H. Xu, S. J. Yu et al.·May 31, 2021SaveLearn
Imaging moving atoms by holographically reconstructing the dragged slow lightThe propagation of light in moving media is dragged by atomic motion. The light-drag effect can be dramatically enhanced by reducing the group velocity with electro-magnetically induced transparency…Yuzhuo Wang, Jian Zhao, Xing Huang et al.·May 31, 2021SaveLearn
Fast and High-Yield Loading of a D2 MOT of Potassium from a Cryogenic Buffer Gas BeamWe demonstrate the direct loading of a D2 MOT of potassium-39 atoms from a cryogenic buffer gas beam source. We load 108 atoms in a 10 ms pulse, with no degradation in performance up to a 10 Hz…Zack Lasner, Debayan Mitra, Maryam Hiradfar et al.·May 31, 2021SaveLearn
Systematic studies of rubidium-exposed surfaces by X-ray photoelectron spectroscopy and light-induced atom desorptionWe systematically investigated various types of surfaces on which rubidium (Rb) atoms were deposited by X-ray photoelectron spectroscopy (XPS) and measured the light-induced atom desorption (LIAD)…Atsushi Hatakeyama, Sae Watashima, Ayumi Yamaguchi et al.·May 30, 2021SaveLearn
An application of a Si/CdTe Compton camera for the polarization measurement of hard x-rays from highly charged heavy ionsThe methods to measure the polarization of the x-rays from highly charged heavy ions with a significantly higher accuracy than the existing technology is needed to explore relativistic and quantum…Yutaka Tsuzuki, Shin Watanabe, Shimpei Oishi et al.·May 29, 2021SaveLearn
Radiative properties of rubidium atoms trapped in solid neon and parahydrogenIt is known from ensemble measurements that rubidium atoms trapped in solid parahydrogen have favorable properties for quantum sensing of magnetic fields. To use a single rubidium atom as a quantum…David M. Lancaster, Ugne Dargyte, Sunil Upadhyay et al.·May 28, 2021SaveLearn
Optimal State Choice for Rydberg Atom Microwave SensorsRydberg electromagnetically induced transparency (EIT) enables realization of atom-based SI-traceable microwave (MW) sensing, imaging and communication devices by exploiting the strong microwave…Aurélien Chopinaud, Jonathan D. Pritchard·May 26, 2021SaveLearn
The Rotationally Resolved Infrared Spectrum of TiO and Its IsotopologuesIn this study, we present the ro-vibrationally resolved gas-phase spectrum of the diatomic molecule TiO around 1000\,cm-1. Molecules were produced in a laser ablation source by vaporizing a pure…Daniel Witsch, Alexander A. Breier, Eileen Döring et al.·May 26, 2021SaveLearn
Near-threshold scaling of resonant inelastic collisions at ultralow temperaturesWe show that the cross sections for a broad range of resonant inelastic processes accompanied by excitation exchange (such as spin-exchange, F\"orster resonant, or angular momentum exchange)…Rebekah Hermsmeier, Adrien Devolder, Paul Brumer et al.·May 25, 2021SaveLearn
Approaching meV level for transition energies in the radium monofluoride molecule RaF and radium cation Ra+ by including quantum-electrodynamics effectsHighly accurate theoretical predictions of transition energies in the radium monofluoride molecule, 226RaF and radium cation, 226Ra+, are reported. The considered transition…Leonid V. Skripnikov·May 25, 2021SaveLearn
High-Energy Molecular-Frame Photoelectron Angular Distributions: A Molecular Bond-Length RulerWe present an experimental and theoretical study of core-level ionization of small hetero- and homo-nuclear molecules employing circularly polarized light and address molecular-frame photoelectron…Isabel Vela-Peréz, Fukiko Ota, Abir Mhamdi et al.·May 25, 2021SaveLearn
Electron affinity of oganessonThe electron affinity (EA) of superheavy element Og is calculated by the use of the relativistic Fock-space coupled cluster (FSCC) and configuration interaction methods. The FSCC cluster operator…M. Y. Kaygorodov, L. V. Skripnikov, I. I. Tupitsyn et al.·May 24, 2021SaveLearn
Interaction potentials, electric moments, polarizabilities, and chemical reactions of YbCu, YbAg, and YbAu moleculesUltracold YbAg molecules have been recently proposed as promising candidates for electron electric dipole moment searches [Verma, Jayich, and Vutha, Phys. Rev. Lett. 125, 153201 (2020)]. Here, we…Michał Tomza·May 24, 2021SaveLearn
Many-electron dynamics of atomic processes studied by photon-induced fluorescence spectroscopyThe progress and the chronology in understanding the influence of electron correlations on the electronic structure of atoms and the dynamics of atomic processes are reviewed focusing on benchmark…V. L. Sukhorukov, I. D. Petrov, B. M. Lagutin et al.·May 24, 2021SaveLearn
Response Dynamics of Alkali Metal-Noble Gas Hybrid Trispin SystemWith numerical calculation of coupled Bloch equations, we have simulated the spin dynamics of nuclear magnetic resonance gyroscope based on alkali metal-noble gas hybrid trispin system. From the…Guobin Liu, Shougang Zhang, Sihong Gu·May 24, 2021SaveLearn
Attosecond photoelectron spectroscopy of helium doubly excited statesWe describe a numerical method that simulates the interaction of the helium atom with sequences of femtosecond and attosecond light pulses. The method, which is based on the close-coupling expansion…Luca Argenti, Eva Lindroth·May 23, 2021SaveLearn
High-Power, Fiber-Laser-Based Source for Magic-Wavelength Trapping in Neutral-Atom Optical ClocksWe present a continuous-wave, 810 nm laser with watt-level powers. Our system is based on difference-frequency generation of 532 nm and 1550 nm fiber lasers in a single pass through periodically…William J. Eckner, Aaron W. Young, Nathan Schine et al.·May 23, 2021SaveLearn
Calculations of Time-Reversal Symmetry Violation Sensitivity Parameters Based on Analytic Relativistic Coupled-Cluster Gradient TheoryWe develop an analytic-gradient based method for relativistic coupled-cluster calculations of effective electric field, Eeff, with improved efficiency and robustness over the…Chaoqun Zhang, Xuechen Zheng, Lan Cheng·May 22, 2021SaveLearn
Accurate prediction and measurement of vibronic branching ratios for laser cooling linear polyatomic moleculesWe report a generally applicable computational and experimental approach to determine vibronic branching ratios in linear polyatomic molecules to the 10-5 level, including for nominally symmetry…Chaoqun Zhang, Benjamin L. Augenbraun, Zack D. Lasner et al.·May 22, 2021SaveLearn
Attosecond Intramolecular-Scattering and Vibronic DelayThe photoionization of the CO molecule from the C-1s orbital does not obey the Franck-Condon approximation, as a consequence of the nuclear recoil that accompanies the direct emission and…Bejan Ghomashi, Nicolas Douguet, Luca Argenti·May 22, 2021SaveLearn
Electric field dissociation of weakly bound molecular ionsWe present a full quantal study on the dissociation of a weakly bound molecular ion in the presence of an external time-dependent electric field. We focus on the dissociation dynamics of a molecular…Jesús Pérez-Ríos·May 22, 2021SaveLearn