Relativistic Calculation of Energies, Transition Parameters Hyperfine Structure, Land\'e gJ and Isotope shifts factors for Ar7+, Kr25+ and Xe43+ ionsIn this study a comprehensive calculations of energies, hyperfine structure constants, Land\'e gJ factors and isotope shifts have been performed for the lowest 71 states of Na-like Ar7+,…Shikha Rathi, Lalita Sharma·Jul 20, 2022SaveLearn
Quantum-limited millimeter wave to optical transductionLong distance transmission of quantum information is a central ingredient of distributed quantum information processors for both computing and secure communication. Transmission between…Aishwarya Kumar, Aziza Suleymanzade, Mark Stone et al.·Jul 20, 2022SaveLearn
Stereodynamical control of cold collisions between two aligned D2 moleculesResonant scattering of optically state-prepared and aligned molecules in the cold regime allows the most detailed interrogation and control of bimolecular collisions. This technique has recently been…Pablo G. Jambrina, James F. E. Croft, Junxiang Zuo et al.·Jul 20, 2022SaveLearn
Applying Bayesian Inference and deterministic anisotropy to retrieve the molecular structure |(R)|2 distribution from gas-phase diffraction experimentsCurrently, our general approach to retrieving molecular structures from ultrafast gas-phase diffraction heavily relies on complex ab initio electronic or vibrational excited state simulations to make…Kareem Hegazy, Varun Makhija, Phil Bucksbaum et al.·Jul 20, 2022SaveLearn
Principles of tractor atom interferometryWe present possible design concepts for a tractor atom interferometer (TAI) based on three-dimensional confinement and transport of ultracold atoms. The confinement reduces device size and…Georg Raithel, Alisher Duspayev, Bineet Dash et al.·Jul 19, 2022SaveLearn
Hyperfine Structure of nP1/2 Rydberg States in 85RbWe measure the hyperfine structure of nP1/2 Rydberg states using mm-wave spectroscopy on an ensemble of laser-cooled 85Rb atoms. Systematic uncertainties in our measurement from the Zeeman…Ryan Cardman, Georg Raithel·Jul 18, 2022SaveLearn
Phase-resolved attosecond near-threshold photoionization of molecular nitrogenWe photoionize nitrogen molecules with a train of extreme ultraviolet attosecond pulses together with a weak infrared field. We measure the phase of the two-color two-photon ionization transition…S. Haessler, B. Fabre, J. Higuet et al.·Jul 17, 2022SaveLearn
Many-body Chemical Reactions in a Quantum Degenerate GasChemical reactions in the quantum degenerate regime are described by mixing of matterwave fields. Quantum coherence and bosonic enhancement are two unique features of many-body reactions involving…Zhendong Zhang, Shu Nagata, Kaixuan Yao et al.·Jul 17, 2022SaveLearn
Measurement of the Electric Dipole Moment of 171Yb Atoms in an Optical Dipole TrapThe permanent electric dipole moment (EDM) of the 171Yb (I=1/2) atom is measured with atoms held in an optical dipole trap (ODT). By enabling a cycling transition that is simultaneously…T. A. Zheng, Y. A. Yang, S. -Z. Wang et al.·Jul 17, 2022SaveLearn
Multiple Photodetachment of Oxygen Anions via K-Shell Excitation and Ionization: Direct Double-Detachment Processes and Subsequent Deexcitation CascadesExperimental cross sections for m-fold photodetachment (m=2-5) of oxygen anions via K-shell excitation and ionization were measured in the photon-energy range of 525-1500 eV using the photon-ion…S. Schippers, A. Hamann, A. Perry-Sassmannshausen et al.·Jul 15, 2022SaveLearn
Effects of the long-range neutrino-mediated force in atomic phenomenaAs known, electron vacuum polarization by nuclear Coulomb field produces Uehling potential with the range /2me c. Similarly, neutrino vacuum polarization by Z boson field produces long…P. Munro-Laylim, V. A. Dzuba, V. V. Flambaum·Jul 15, 2022SaveLearn
Evaluation of the blackbody radiation shift of an Yb optical lattice clock at KRISSAs optical clocks are improved to reach the frequency uncertainty below the 10-17 level, the frequency shift due to the blackbody radiation (BBR) has been one of the major systematic effects…Myoung-Sun Heo, Huidong Kim, Dai-Hyuk Yu et al.·Jul 15, 2022SaveLearn
Detection of DC electric forces with zeptonewton sensitivity by single-ion phonon laserDetecting extremely small forces helps exploring new physics quantitatively. Here we demonstrate that the phonon laser made of a single trapped 40Ca+ ion behaves as an exquisite sensor for…Ya-Qi Wei, Ying-Zheng Wang, Zhi-Chao Liu et al.·Jul 15, 2022SaveLearn
BaF molecules in neon ice: trapping, spectroscopy and optical control of electron spinsWe have trapped BaF molecules in neon ice, and used laser-induced fluorescence spectroscopy to map out optical transitions in the trapped molecules. Our measurements show that the neon lattice does…Samuel J. Li, Harish D. Ramachandran, Rhys Anderson et al.·Jul 15, 2022SaveLearn
A lab-based test of the gravitational redshift with a miniature clock networkEinstein's theory of general relativity predicts that a clock at a higher gravitational potential will tick faster than an otherwise identical clock at a lower potential, an effect known as the…Xin Zheng, Jonathan Dolde, Matthew C. Cambria et al.·Jul 14, 2022SaveLearn
High finesse bow-tie cavity for strong atom-photon coupling in Rydberg arraysWe report a high-finesse bow-tie cavity designed for atomic physics experiments with Rydberg atom arrays. The cavity has a finesse of 51,000 and a waist of 7.1 μm at the cesium D2 line (852…Yu-Ting Chen, Michal Szurek, Beili Hu et al.·Jul 14, 2022SaveLearn
In-situ equalization of single-atom loading in large-scale optical tweezers arraysWe report on the realization of large assembled arrays of more than 300 single 87Rb atoms trapped in optical tweezers in a cryogenic environment at 4~K. For arrays with N a=324…Kai-Niklas Schymik, Bruno Ximenez, Etienne Bloch et al.·Jul 13, 2022SaveLearn
Design and characterization of a recoil ion momentum spectrometer for investigating molecular fragmentation dynamics upon MeV energy ion impact ionizationWe present the development and performance of a newly built recoil ion momentum spectrometer to study the fragmentation dynamics of ionized molecules. The spectrometer is based on the two-stage…Avijit Duley, Rohit Tyagi, Sandeep B. Bari et al.·Jul 13, 2022SaveLearn
Ion-atom-atom three-body recombination in cold hydrogen and deuterium plasmasWe present a detailed study about ion-atom-atom three-body recombination in hydrogen and deuterium plasmas based on classical trajectory calculations in hyperspherical coordinates. Our results, due…Miruna T. Cretu, Marjan Mirahmadi, Jesús Pérez-Ríos·Jul 12, 2022SaveLearn
Temperature shift suppression scheme for two-photon two-color rubidium vapor clocksWe propose a new scheme for interrogating a warm rubidium vapor using two different clock lasers. Performance-wise, this approach is distinctly different from the recently proposed two-color…Tin Nghia Nguyen, Thomas R. Schibli·Jul 11, 2022SaveLearn
Thomas--Reiche--Kuhn Correction for Truncated Configuration Interaction Spaces: Case of Laser-Assisted Dynamical InterferenceThe Thomas--Reiche--Kuhn sum rule is used to form an effective potential that is added to the time-dependent configuration interaction singles (TDCIS) equations of motion in velocity gauge. The…Mattias Bertolino, Stefanos Carlström, Jasper Peschel et al.·Jul 11, 2022SaveLearn
Ab initio QED calculations in diatomic quasimoleculesWe present a theoretical approach for ab initio calculations of the one-loop QED corrections to energy levels of heavy diatomic quasimolecules. This approach is based on the partial-wave expansion of…A. N. Artemyev, A. Surzhykov, V. A. Yerokhin·Jul 11, 2022SaveLearn
Testing Standard Model extensions with few-electron ionsWhen collecting spectroscopic data on at least four isotopes, nonlinearities in the King plot are a possible sign of Physics beyond the Standard Model. In this work, an improved approach to the…Vincent Debierre, Natalia S. Oreshkina, Igor A. Valuev et al.·Jul 11, 2022SaveLearn
Relativistic Bethe logarithm for triplet states of helium-like ionsWe report a calculation of relativistic corrections of order mα7 to the Bethe logarithm for the 23S and 23P states of helium-like ions. The calculation is required for improving the…Vladimir A. Yerokhin, Vojtěch Patkóš, Krzysztof Pachucki·Jul 11, 2022SaveLearn
Gallium-nitride-based interference-filter-stabilized external cavity diode laser with a surface-activated-bonded output couplerWe report on an interference-filter-stabilized external cavity diode laser using a gallium-nitride-based violet laser diode. Surface-activated-bonded glass substrates were employed as cat's eye…Hisashi Ogawa, Tatsuya Kemmochi, Tetsushi Takano·Jul 11, 2022SaveLearn