Transport of a single cold ion immersed in a Bose-Einstein condensateWe investigate transport dynamics of a single low-energy ionic impurity in a Bose-Einstein condensate. The impurity is implanted into the condensate starting from a single Rydberg excitation, which…Thomas Dieterle, Moritz Berngruber, Christian Hölzl et al.·Jul 1, 2020SaveLearn
Photoassociation of ultracold long-range polyatomic moleculesWe explore the feasibility of optically forming long-range tetratomic and larger polyatomic molecules in their ground electronic state from ultracold pairs of polar molecules aligned by external…Marko Gacesa, Jason N. Byrd, Jonathan Smucker et al.·Jul 1, 2020SaveLearn
Doppler narrowing, Zeeman and laser beam-shape effects in Λ-type Electromagnetically Induced Transparency on the 85Rb D2 line in a vapor cellWe study Λ-type Electromagnetically Induced Transparency (EIT) on the Rb D2 transition in a buffer-gas-free thermal vapor cell without anti-relaxation coating. Experimental data show distinguished…L. Ma, G. Raithel·Jul 1, 2020SaveLearn
Diagonal and off-diagonal hyperfine structure matrix elements in KCs within the relativistic Fock space coupled cluster theoryThe four-component relativistic Fock space coupled cluster method is used to describe the magnetic hyperfine interaction in low-lying electronic states of the KCs molecule. Both diagonal and…Alexander V. Oleynichenko, Leonid V. Skripnikov, Andrei Zaitsevskii et al.·Jun 30, 2020SaveLearn
Radio frequency field-induced electron mobility in an ultracold plasma state of arrested relaxationPenning ionization releases electrons in a state-selected Rydberg gas of nitric oxide entrained in a supersonic molecular beam. Subsequent processes of electron impact avalanche, bifurcation, and…R. Wang, M. Aghigh, K. L. Marroquín et al.·Jun 29, 2020SaveLearn
Preparation of Long-Lived, Non-Autoionizing Circular Rydberg States of StrontiumAlkaline earth Rydberg atoms are very promising tools for quantum technologies. Their highly excited outer electron provides them with the remarkable properties of Rydberg atoms and, notably, with a…R. C. Teixeira, A. Larrouy, A. Muni et al.·Jun 29, 2020SaveLearn
Resonant forward-scattered field in the high-saturation regime: Elastic and inelastic contributionsWe measure the resonant forward scattering of light by a highly saturated atomic medium through the flashes emitted immediately after an abrupt extinction of the probe beam. The experiment is done in…C. C. Kwong, T. Wellens, K. Pandey et al.·Jun 28, 2020SaveLearn
Polarization-dependent laser resonance ionization of berylliumUsing TRIUMF's off-line laser ion source test stand with a system of tunable titanium sapphire lasers, the polarization dependence of laser resonance ionization has been investigated using beryllium.…Ruohong Li, Maryam Mostamand, Jekabs Romans et al.·Jun 27, 2020SaveLearn
Theoretical determination of polarizability and magnetic susceptibility of neonWe report theoretical determination of the dipole polarizability of the neon atom, including its frequency dependence. Corrections for the relativistic, quantum electrodynamics, finite nuclear mass,…Michał Lesiuk, Michał Przybytek, Bogumił Jeziorski·Jun 27, 2020SaveLearn
Atomic Bose-Einstein condensate to molecular Bose-Einstein condensate transitionPreparation of molecular quantum gas promises novel applications including quantum control of chemical reactions, precision measurements, quantum simulation and quantum information processing.…Zhendong Zhang, Liangchao Chen, Kaixuan Yao et al.·Jun 27, 2020SaveLearn
Verification of atomic data for He- and Li-like ions employing K-spectra from the tokamak plasmaX-ray emission K-spectra of highly charged He- and Li-like argon ions recorded with high spectral, spatial, and temporal resolution at the TEXTOR tokamak were employed to develop a self-consistent…F. Goryaev, A. Urnov·Jun 27, 2020SaveLearn
Hyperfine structure and electric quadrupole transitions in the deuterium molecular ionMolecular hydrogen ions are of metrological relevance due to the possibility of precise theoretical evaluation of their spectrum and of external-field-induced shifts. In homonuclear molecular ions…P. Danev, D. Bakalov, V. I. Korobov et al.·Jun 26, 2020SaveLearn
Angular momentum alignment-to-orientation conversion in the ground state of Rb atoms at room temperatureWe investigated experimentally and theoretically angular momentum alignment-to-orientation conversion created by the joint interaction of laser radiation and an external magnetic field with atomic…A. Mozers, L. Busaite, D. Osite et al.·Jun 26, 2020SaveLearn
Absorption spectroscopy and Stokes polarimetry in a 87Rb vapour in the Voigt geometry with a 1.5 T external magnetic fieldWe present a detailed spectroscopic investigation of a thermal 87Rb atomic vapour in a magnetic field of 1.5~T in the Voigt geometry. We fit experimental spectra for all Stokes parameters with…Francisco S. Ponciano-Ojeda, Fraser D. Logue, Ifan G. Hughes·Jun 26, 2020SaveLearn
Anisotropic long-range interaction investigated with cold atomsIn two dimensions, a system of self-gravitating particles collapses and forms a singularity in finite time below a critical temperature Tc. We investigate experimentally a quasi two-dimensional…Vincent Mancois, Julien Barré, Chang Chi Kwong et al.·Jun 26, 2020SaveLearn
Time keeping and searching for new physics using metastable states of Cu, Ag and AuWe study the prospects of using the electric quadrupole transitions from the ground states of Cu, Ag and Au to the metastable state 2 D5/2 as clock transitions in optical lattice clocks.…V. A. Dzuba, Saleh O. Allehabi, V. V. Flambaum et al.·Jun 26, 2020SaveLearn
Magnetometry using sodium fluorescence with synchronous modulation of two-photon resonant light fieldsWe report a new technique for generating magnetic resonance with synchronous modulation of two-photon resonant light fields. Magnetic resonances in fluorescence from a sodium cell are measured to…Raghwinder Singh Grewal, Mauricio Pulido, Gour Pati et al.·Jun 25, 2020SaveLearn
Nonlinear resonant X-ray Raman scatteringWe report the observation of a novel nonlinear effect in the hard x-ray range. Upon illuminating Fe and Cu metal foils with intense x-ray pulses tuned near their respective K edges, photons at nearly…Johann Haber, Andreas Kaldun, Samuel W. Teitelbaum et al.·Jun 25, 2020SaveLearn
Coherent excitation of the highly forbidden electric octupole transition in 172Yb+We report on the first coherent excitation of the highly forbidden 2S1/2→2F7/2 electric octupole (E3) transition in a single trapped 172Yb+ ion, an isotope without…Henning A. Fürst, Chih-Han Yeh, Dimitri Kalincev et al.·Jun 25, 2020SaveLearn
Velocity-dependent phase shift in a light-pulse atom interferometerAtom interferometry relies on the separation and recombination of atom wavepackets. When the two paths overlap perfectly at the end of the interferometer, the phase is insensitive to the atomic…Léo Morel, Zhibin Yao, Pierre Cladé et al.·Jun 25, 2020SaveLearn
Improved access to the fine-structure constant with the simplest atomic systemsA means to extract the fine-structure constant α from precision spectroscopic data on one-electron ions is presented. We show that in an appropriately weighted difference of the bound-electron g…H. Cakir, N. S. Oreshkina, I. A. Valuev et al.·Jun 25, 2020SaveLearn
A Weakly-Interacting Many-Body System of Rydberg Polaritons Based on Electromagnetically Induced TransparencyWe proposed utilizing a medium with a high optical depth (OD) and a Rydberg state of low principal quantum number, n, to create a weakly-interacting many-body system of Rydberg polaritons, based on…Bongjune Kim, Ko-Tang Chen, Shih-Si Hsiao et al.·Jun 24, 2020SaveLearn
Dissociation in strong field: a quantum analysis of the relation between angular momentum and angular distribution of fragmentsAn ab initio simulation of strong-field photodissociation of diatomic molecules was developed, inspired by recent dissociation experiments of F2-. The transition between electronic states was…Bar Ezra, Shimshon Kallush, Ronnie Kosloff·Jun 24, 2020SaveLearn
Computer-predicted ionization energy of carbon within 1 cm-1 of the best experimentWe show that we can predict the first ionization energy of the carbon atom to within 0.872 cm-1 of the experimental value. This is an improvement of more than a factor of 6.5 over the preceding…Nike Dattani, Giovanni LiManni, David Feller et al.·Jun 24, 2020SaveLearn
Strongly confined atomic localization by Rydberg coherent population trappingIn this letter we investigate the possibility to attain strongly confined atomic localization using interacting Rydberg atoms in a Coherent Population Trapping (CPT) ladder configuration, where a…Teodora Kirova, Ning Jia, Seyyed Hossein Asadpour et al.·Jun 23, 2020SaveLearn