Rotation Sensing using Tractor Atom InterferometryWe investigate a possible realization of an ultracold-atom rotation sensor that is based on recently proposed tractor atom interferometry (TAI). An experimental design that includes generation of a…Bineet Dash, Michael H Goerz, Alisher Duspayev et al.·Sep 12, 2023SaveLearn
Absolute frequency measurement of molecular iodine hyperfine transitions at 554 nm and its application to stabilize a 369 nm laser for Yb+ ions coolingWe investigate 13 hyperfine structures of transition lines of 127I2 near 554 nm, namely, the R(50) 22-0, P(46) 22-0, P(121) 24-0, P(69) 25-1, R(146) 25-0, R(147) 28-1, P(160) 26-0, P(102) 26-1, R(96)…Y. T. Chen, N. C. Xin, H. R. Qin et al.·Sep 12, 2023SaveLearn
Electron-detachment cross sections for O- + N2 near the free-collision-model velocity thresholdWe present measurements of the total projectile-electron-loss cross sections in O- + N2 collisions in the energy range from 2.5 to 8.5 keV. Two different techniques, beam attenuation and the…A. A. Martínez, M. M. Sant'Anna, G. Hinojosa·Sep 11, 2023SaveLearn
On the absence of the electrostriction force in dilute clouds of cold atomsThe momentum of light in a medium and the mechanisms of momentum transfer between light and dielectrics have long been the topic of controversies and confusion. We discuss here the problem of…Arnaud Courvoisier, Nir Davidson·Sep 11, 2023SaveLearn
Precise determination of ground-state hyperfine splitting and calculation of Zeeman coefficients for 171Yb+ microwave frequency standardWe report precise measurement of the hyperfine splitting and calculation of the Zeeman coefficients of the 171Yb+ ground state. The absolute hyperfine splitting frequency is measured using…J. Z. Han, B. Q. Lu, N. C. Xin et al.·Sep 11, 2023SaveLearn
Microwave spectroscopy and Zeeman effect of cesium (n+2)D5/2→ nFJ Rydberg transitionsWe report on high-resolution microwave spectroscopy of cesium Rydberg (n+2)D5/2→ nFJ transitions in a cold atomic gas. Atoms laser-cooled and trapped in a magnetic-optical trap are…Jingxu Bai, Rong Song, Zhenhua Li et al.·Sep 9, 2023SaveLearn
High-fidelity detection of large-scale atom arrays in an optical latticeRecent advances in quantum simulation based on neutral atoms have largely benefited from high-resolution, single-atom sensitive imaging techniques. A variety of approaches have been developed to…Renhao Tao, Maximilian Ammenwerth, Flavien Gyger et al.·Sep 9, 2023SaveLearn
Trap induced broadening in a potential hydrogen lattice clockWe consider the potential use of optical traps for precision measurements in atomic hydrogen (H). Using an implicit summation method, we calculate the atomic polarisability, the rates of…J. P. Scott, R. M. Potvliege, D. Carty et al.·Sep 7, 2023SaveLearn
Hyperfine structure and isotope shifts of the 1P1 ← 1S0 transition in atomic zincWe report absolute frequency, isotope shift, radiative lifetime and hyperfine structure measurements of the 1P1 ← 1S0 (213.8 nm) transition in Zn I using a cryogenic buffer gas…David Röser, J. Eduardo Padilla-Castillo, Ben Ohayon et al.·Sep 7, 2023SaveLearn
Experimental implementation of laser cooling of trapped ions in strongly inhomogeneous magnetic fieldsWe demonstrate the Doppler laser cooling of 40Ca+ ions confined in a segmented linear Paul trap in the presence of a strong quadrupolar magnetic field generated by two permanent ring magnets.…Christian Mangeng, Yanning Yin, Richard Karl et al.·Sep 6, 2023SaveLearn
State-to-state rovibrational transition rates for CO2 in the bend mode in collisions with He atomsModeling environments that are not in local thermal equilibrium, such as protoplanetary disks or planetary atmospheres, with molecular spectroscopic data from space telescopes requires knowledge of…Taha Selim, Ad van der Avoird, Gerrit C. Groenenboom·Sep 6, 2023SaveLearn
Optimized strategies for the quantum-state preparation of single trapped nitrogen molecular ionsThis work examines optimized strategies for the preparation of single molecular ions in well-defined rotational quantum states in an ion trap with the example of the molecular nitrogen ion N2+. It…Aleksandr Shlykov, Mikolaj Roguski, Stefan Willitsch·Sep 6, 2023SaveLearn
High resolution spectroscopy of thulium atoms implanted in solid noble gas crystalsOptically active defects in solid-state systems have many applications in quantum information and sensing. However, unlike free atoms, which have fixed optical transition frequencies, the…Vinod Gaire, Mi Y Do, Yiting Pei et al.·Sep 6, 2023SaveLearn
A Data-Driven Machine Learning Approach for Electron-Molecule Ionization Cross SectionsDespite their importance in a wide variety of applications, the estimation of ionization cross sections for large molecules continues to present challenges for both experiment and theory. Machine…A. L. Harris, J. Nepomuceno·Sep 5, 2023SaveLearn
Accurate theoretical determination of the ionization potentials of CaF, SrF, and BaFWe present a comprehensive theoretical study of the ionization potentials of the MF (M= Ca, Sr, Ba) molecules using the state-of-the-art relativistic coupled cluster approach with single, double, and…A. A. Kyuberis, L. F. Pasteka, E. Eliav et al.·Sep 4, 2023SaveLearn
Magnetic quadrupole moment of 175Lu and parity-violating polarization degree of levels in 175LuOH+The calculation of the parity-violating polarizations in the external electric field, which are associated with the electron electric dipole moment (eEDM) and magnetic quadrupole moment (MQM) of…Igor Kurchavov, Daniel Maison, Leonid Skripnikov et al.·Sep 4, 2023SaveLearn
Ultra-Compact accurate wave functions for He-like iso-electronic sequences and variational calculus. IV. Spin-singlet states (1s\,ns) n\,1 S family of the Helium sequenceAs a continuation of Parts I Part-1:2020, II Part-2:2021, III Part-3:2022, where ultra-compact wave functions were constructed for a few low-lying states of He-like and Li-like…J. C. Lopez Vieyra, A. V. Turbiner·Sep 4, 2023SaveLearn
Two-center resonant photoionization-excitation driven by combined intra- and interatomic electron correlationsIonization-excitation of an atom induced by the absorption of a single photon in the presence of a neighbouring atom is studied. The latter is, first, resonantly photoexcited and, afterwards,…S. Kim, S. Steinhäuser, A. B. Voitkiv et al.·Sep 3, 2023SaveLearn
Control with EIT: High energy charged particle detectionThe strong non-linear optical response of atomic systems in electromagnetically induced transparency (EIT) states is considered as a means to detect the presence of small perturbations to steady…Aneesh Ramaswamy, Svetlana A. Malinovskaya·Sep 1, 2023SaveLearn
Inequalities for exchange Slater integralsThe variations of exchange Slater integrals with respect to their order k are not well known. While direct Slater integrals Fk are positive and decreasing when the order increases, this is not…Jean-Christophe Pain·Sep 1, 2023SaveLearn
Hyperfine splitting in 6,7Li+We present a detailed derivation of the QED effects of order α7\,m to the hyperfine structure (hfs) of the 3S states of helium-like ions and perform numerical calculations for 6Li+…Krzysztof Pachucki, Vojtěch Patkóš, Vladimir A. Yerokhin·Sep 1, 2023SaveLearn
Comparative analysis of recirculating and collimating cesium ovensWe have performed a study of several cesium oven designs. A comparison between recirculating (or sticking-wall) or collimating (or reemitting-wall) ovens is made in order to extract the most…Raphaël Hahn, Thomas Battard, Oscar Boucher et al.·Aug 31, 2023SaveLearn
Optimizing beam-splitter pulses for atom interferometry: a geometric approachWe present a methodology for the design of optimal Raman beam-splitter pulses suitable for cold atom inertial sensors. The methodology, based on time-dependent perturbation theory, links optimal…Nikolaos Dedes, Jack Saywell, Max Carey et al.·Aug 30, 2023SaveLearn
Open-Source Magnetometer for Characterizing Magnetic Fields in Ultracold ExperimentsWe demonstrate a fully automated open-source magnetometer designed primarily for characterization of magnetic fields produced by coils, permanent magnets or by parasitic sources. It is based on an…Koray Dinçer, Mariusz Semczuk·Aug 29, 2023SaveLearn
Relativistic and Spin-Orbit Dynamics at Non-Relativistic Intensities in Strong-Field IonizationSpin-orbit dynamics and relativistic corrections to the kinetic energy in strong-field dynamics, have long been ignored for near- and mid-IR fields with intensities 1013--1014 W/cm2, as…Andrew S. Maxwell, Lars Bojer Madsen·Aug 29, 2023SaveLearn