Large inverse Faraday effect for Rydberg states of free atoms and isolated donors in semiconductorsWe report on the induction of magnetization in Rydberg systems by means of the inverse Faraday effect, and propose the appearance of the effect in two such systems, Rydberg atoms proper and shallow…Patrick J. Wong, Ivan M. Khaymovich, Gabriel Aeppli et al.·Sep 12, 2024SaveLearn
Theoretical development of a new spin filter generationSince the early days of quantum mechanics hydrogen, as the simplest of all atoms, has been studied or used to investigate new physics. In parallel, this knowledge leads to different applications,…Nicolas Faatz, Ralf Engels, Bernd Breitkreuz et al.·Sep 11, 2024SaveLearn
Electronic State Population Dynamics upon Ultrafast Strong Field Ionization and Fragmentation of Molecular NitrogenAir-lasing from single ionized N2+ molecules induced by laser filamentation in air has been intensively investigated and the mechanisms responsible for lasing are currently highly debated. We use…Carlo Kleine, Marc-Oliver Winghart, Zhuang-Yan Zhang et al.·Sep 10, 2024SaveLearn
Modeling of a continuous superradiant laser on the sub-mHz 1S0\,→\,3P0 transition in neutral strontium-88Continuous superradiance using a narrow optical transition has the potential to improve the short-term stability of state-of-the-art optical clocks. Even though pulsed superradiant emission on a mHz…Swadheen Dubey, Georgy A. Kazakov, Benedikt Heizenreder et al.·Sep 10, 2024SaveLearn
Quantum control of a single H2+ molecular ionScience is founded on the benchmarking of theoretical models against experimental measurements, with the challenge that for all but the simplest systems, the calculations required for high precision…David Holzapfel, Fabian Schmid, Nick Schwegler et al.·Sep 10, 2024SaveLearn
Precision spectroscopy on 9Be overcomes limitations from nuclear structureMany powerful tests of the Standard Model of particle physics and searches for new physics with precision atomic spectroscopy are plagued by our lack of knowledge of nuclear properties. Ideally, such…Stefan Dickopf, Bastian Sikora, Annabelle Kaiser et al.·Sep 10, 2024SaveLearn
The non-relativistic expansion of Dirac-Coulomb energy and the non-retarded Breit interaction correction up to α8orderThe relativistic corrections for the Dirac-Coulomb system are derived through the method of non-relativistic expansion. By expanding the large and small components of the Dirac wave function and the…Wanping Zhou, Sanjiang Yang, Haoxue Qiao·Sep 10, 2024SaveLearn
Multichannel, ultra-wideband Rydberg Electrometry with an Optical Frequency CombWhile Rydberg atoms have shown tremendous potential to serve as accurate and sensitive detectors of microwaves and millimeter waves, their response is generally limited to a single narrow frequency…Nikunjkumar Prajapati, David A. Long, Alexandra B. Artusio-Glimpse et al.·Sep 9, 2024SaveLearn
Ramsey-Borde atom interferometry with a thermal strontium beam for a compact optical clockCompact optical atomic clocks have become increasingly important in field applications and clock networks. Systems based on Ramsey-Borde interferometry (RBI) with a thermal atomic beam seem promising…Oliver Fartmann, Martin Jutisz, Amir Mahdian et al.·Sep 9, 2024SaveLearn
Double interatomic Coulombic electron capture induced by a single incident electron in two- and three-center atomic systemsIn the process of interatomic Coulombic electron capture, an incident free electron is captured at an atomic center A and the transition energy is transferred radiationlessly over a rather large…L. M. Ellerbrock, A. B. Voitkiv, C. Müller·Sep 9, 2024SaveLearn
Detection of radiatively open systems using an optical cavityWe experimentally demonstrate a cavity-based detection scheme for a cold atomic ensemble with a radiatively open transition. Our method exploits the collective strong coupling of atoms to the cavity…V. I. Gokul, Arun Bahuleyan, Raghuveer Singh Yadav et al.·Sep 9, 2024SaveLearn
Magneto-optical trapping of a heavy polyatomic molecule for precision measurementWe report a magneto-optical trap of strontium monohydroxide (SrOH) containing 2000(600) molecules at a temperature of 1.2(3) mK. The lifetime is 91(9) ms, which is limited by decay to optically…Zack D. Lasner, Alexander Frenett, Hiromitsu Sawaoka et al.·Sep 8, 2024SaveLearn
Quasi-analytical lineshape for the 1S-2S laser spectroscopy of antihydrogen and hydrogenThe accuracy of high precision and fundamental measurements of atomic transition frequencies via laser spectroscopy depends upon fitting the spectral data with a lineshape. With atomic hydrogen and…Levi Oliveira de Araujo Azevedo, Claudio Lenz Cesar·Sep 6, 2024SaveLearn
An optically accelerated extreme learning machine using hot atomic vaporsMachine learning is becoming a widely used technique with a impressive growth due to the diversity of problem of societal interest where it can offer practical solutions. This increase of…Pierre Azam, Robin Kaiser·Sep 6, 2024SaveLearn
Proposal for a Bose-Einstein condensate based test of Born's rule using light-pulse atom interferometryWe propose and numerically benchmark light-pulse atom interferometry with ultra-cold quantum gases as a platform to test the modulo-square hypothesis of Born's rule. Our interferometric protocol is…Simon Kanthak, Julia Pahl, Daniel Reiche et al.·Sep 6, 2024SaveLearn
Photoelectron -- residual-ion entanglement in streaked shake-up ionization of heliumStreaked photoelectron emission spectra access the correlated dynamics of photoelectrons and residual target electrons with attosecond temporal resolution. We calculated ab initio single-ionization…Hongyu Shi, Uwe Thumm·Sep 5, 2024SaveLearn
Second-order hyperfine structure and its impact on new physics searches using isotope shift spectroscopyRecent precision isotope shift spectroscopy experiments have reported King plot non-linearities that may uncover previously hidden nuclear properties or hint at new force-carrying bosons.…Julian C. Berengut, Natalia S. Oreshkina·Sep 3, 2024SaveLearn
An extrapolation method for polarizability assessments of ion-based optical clocksWe present a numerical method for extrapolating polarizability measurements to dc as done in the assessment of blackbody radiation shifts for ion-based clocks. The method explicitly accounts for the…K. J. Arnold, M. D. Barrett·Sep 2, 2024SaveLearn
A unifying polarization formalism for electric- and magnetic-multipole interactionsWe extend the spherical tensorial formalism for polarization to the treatment of electric- and magnetic-multipole transitions of any order. We rely on the spherical-wave expansion to derive the…R. Casini, R. Manso Sainz, A. Lopez Ariste et al.·Sep 2, 2024SaveLearn
Boundaries of universality of thermal collisions for atom-atom scatteringThermal rate coefficients for some atomic collisions have been observed to be remarkably independent of the details of interatomic interactions at short range. This makes these rate coefficients…Xuyang Guo, Kirk W. Madison, James L. Booth et al.·Aug 30, 2024SaveLearn
Revisiting collisional broadening of 85Rb Rydberg levels: conclusions for vapor cell manufactureElectrometry based on electromagnetically induced transparency (EIT) in alkali Rydberg vapor cells may suffer reduced sensitivity due to spurious line broadening effects, caused by surface charges,…Mingxin Lei, Stephen P. Eckel, Eric B. Norrgard et al.·Aug 29, 2024SaveLearn
Smallness of the nuclear polarization effect in the hyperfine structure of heavy muonic atoms as a stimulus for next-generation experimentsThere is renewed interest in studies of muonic atoms, which may provide detailed information on nuclear structure. A major limiting factor in the interpretation of measurements is the nuclear…J. Vandeleur, G. Sanamyan, O. R. Smits et al.·Aug 29, 2024SaveLearn
Polarizability of the kaonic helium atomThe static dipole polarizability of metastable states in the kaonic helium atoms is studied. We use the complex coordinate rotation method to properly account for the resonant nature of the states.…D. T. Aznabayev, A. K. Bekbaev, V. I. Korobov·Aug 29, 2024SaveLearn
Constraints on exotic interactions from scalar spin-spin coupling in tritium deuteride (DT)A comparison of theoretical and experimental values of the scalar spin-spin interaction (J-coupling) in tritium deuteride molecules yield constraints for nucleon-nucleon exotic interactions of the…Lei Cong, Derek F. Jackson Kimball, Mikhail G. Kozlov et al.·Aug 27, 2024SaveLearn
Quantifying Light-assisted Collisions in Optical Tweezers Across the Hyperfine SpectrumWe investigate the role of hyperfine structure in resonant-dipole interactions between two atoms cotrapped in an optical tweezer. Two-body loss rates from light-assisted collisions (LACs) are…Steven K. Pampel, Matteo Marinelli, Mark O. Brown et al.·Aug 27, 2024SaveLearn