QED effects on the nuclear magnetic shielding of 3HeThe leading quantum electrodynamic corrections to the nuclear magnetic shielding in one- and two-electron atomic systems are obtained in a complete form, and the shielding constants of 1H,…Dominik Wehrli, Anna Spyszkiewicz-Kaczmarek, Mariusz Puchalski et al.·Nov 24, 2021SaveLearn
Ultrafast energy exchange between two single Rydberg atoms on the nanosecond timescaleRydberg atoms, with their giant electronic orbitals, exhibit dipole-dipole interaction reaching the GHz range at a distance of a micron, making them a prominent contender for realizing quantum…Yeelai Chew, Takafumi Tomita, Tirumalasetty Panduranga Mahesh et al.·Nov 24, 2021SaveLearn
Intrinsic Pulsed Magnetic Gradiometer in Earth's FieldWe describe a novel pulsed magnetic gradiometer based on the optical interference of sidebands generated using two spatially separated alkali vapor cells. The sidebands are produced with high…Kaleb Campbell, Ying-Ju Wang, Igor Savukov et al.·Nov 24, 2021SaveLearn
Laser Spectroscopy of the y7PJ states of Cr IHere we report measured and calculated values of decay rates of the 3d4(5D)4s4p(3Po)\ y7Po2,3,4 states of Cr I. The decay rates are measured using time-correlated…E. B. Norrgard, D. S. Barker, S. P. Eckel et al.·Nov 23, 2021SaveLearn
Probing electronic decoherence with high-resolution attosecond photoelectron interferometryQuantum coherence plays a fundamental role in the study and control of ultrafast dynamics in matter. In the case of photoionization, entanglement of the photoelectron with the ion is a well known…David Busto, Hugo Laurell, Daniel Finkelstein Shapiro et al.·Nov 23, 2021SaveLearn
Experimental and theoretical approaches for determining the K-shell fluorescence yield of carbonThe knowledge of atomic fundamental parameters, such as the fluorescence yields with low uncertainties, is of decisive importance in elemental quantification involving X-ray fluorescence analysis…Philipp Hönicke, Rainer Unterumsberger, Mauro Guerra et al.·Nov 23, 2021SaveLearn
Probing ultracold gases using photoionization fine structurePhotoionization of atoms immersed in an environment such as an ultracold gas is investigated. We show that the interference of two ionization pathways, one passing directly to the continuum and one…P. Giannakeas, Matthew T. Eiles, L. Alonso et al.·Nov 23, 2021SaveLearn
Resolved-sideband Micromotion Sensing in Yb+ on the 935 nm Repump TransitionIons displaced from the potential minimum in a RF Paul trap exhibit excess micromotion. A host of well-established techniques are routinely used to sense (and null) this excess motion in applications…C. J. B. Goham, J. W. Britton·Nov 22, 2021SaveLearn
Isotope Separation of Potassium with a magneto-optical combined methodDue to the similar physical and chemical properties, isotopes are usually hard to separate. On the other hand, the isotope shifts are very well separated in a high-resolution spectrum, making them…Zixuan Zeng, Shangjin Li, Bo Yan·Nov 21, 2021SaveLearn
Anderson localization of a Rydberg electronHighly excited Rydberg atoms inherit their level structure, symmetries, and scaling behavior from the hydrogen atom. We demonstrate that these fundamental properties enable a thermodynamic limit of a…Matthew T. Eiles, Alexander Eisfeld, Jan M. Rost·Nov 19, 2021SaveLearn
A quantum network of entangled optical atomic clocksOptical atomic clocks are our most precise tools to measure time and frequency. They enable precision frequency comparisons between atoms in separate locations to probe the space-time variation of…B. C. Nichol, R. Srinivas, D. P. Nadlinger et al.·Nov 19, 2021SaveLearn
Optically loaded Strontium lattice clock with a single multi-wavelength reference cavityWe report on the realization of a new compact strontium optical clock using a 2-D magneto-optical-trap (2D-MOT) as cold atomic source and a multi-wavelength cavity as the frequency stabilization…Matteo Barbiero, Davide Calonico, Filippo Levi et al.·Nov 19, 2021SaveLearn
Entanglement of Orbital Angular Momentum in Non-Sequential Double IonizationWe demonstrate entanglement between the orbital angular momentum (OAM) of two photoelectrons ionized via the strongly correlated process of non-sequential double ionization (NSDI). Due to the…Andrew S. Maxwell, Lars Bojer Madsen, Maciej Lewenstein·Nov 19, 2021SaveLearn
Noise spectroscopy in Rydberg atomic ensembleThe phase noise of incident light fields can be converted into amplitude noise via absorption and dispersion effects in media under electromagnetically induced transparency. The conversion process is…Jun He, Qiang Liu, Ze Yang et al.·Nov 19, 2021SaveLearn
Seconds-scale coherence on nuclear spin transitions of ultracold polar molecules in 3D optical latticesUltracold polar molecules (UPMs) are emerging as a novel and powerful platform for fundamental applications in quantum science. Here, we report characterization of the coherence between nuclear spin…Junyu Lin, Junyu He, Mucan Jin et al.·Nov 19, 2021SaveLearn
Thermal corrections to the bound-electron g-factorThe influence of the blackbody radiation field on the g-factor of light hydrogenlike ions is considered within the framework of quantum electrodynamics at finite temperature for bound states.…T. Zalialiutdinov, D. Glazov, D. Solovyev·Nov 16, 2021SaveLearn
Introduction to theory of high-harmonic generation in solids: tutorialHigh-harmonic generation (HHG) in solids has emerged in recent years as a rapidly expanding and interdisciplinary field, attracting attention from both the condensed-matter and the atomic, molecular,…Lun Yue, Mette B. Gaarde·Nov 16, 2021SaveLearn
Measurement of the 2S1/2-8D5/2 transition in hydrogenWe present a measurement of the hydrogen 2S1/2-8D5/2 transition performed with a cryogenic atomic beam. The measured resonance frequency is =770649561570.9(2.0) kHz, which…A. D. Brandt, S. F. Cooper, C. Rasor et al.·Nov 16, 2021SaveLearn
Response time of photoemission at quantum-classic boundaryThe response time of the electron to light in photoemission is difficult to define and measure. Tunneling ionization of atoms, a strong-laser-induced photoemission process, provides a semiclassical…C. Chen, J. Y. Che, W. Y. Li et al.·Nov 16, 2021SaveLearn
Falling AtomsAtomic fountain clocks launch laser-cooled balls of atoms upwards to some height h in the local gravitational field where they experience both second-order Doppler shifts and gravitational…Neil Ashby·Nov 15, 2021SaveLearn
Bidirectional, Analog Current Source Benchmarked with Gray Molasses-Assisted Stray Magnetic Field CompensationIn ultracold-atom and ion experiments, flexible control of the direction and amplitude of a uniform magnetic field is necessary. It is achieved almost exclusively by controlling the current flowing…Jakub Dobosz, Mateusz Bocheński, Mariusz Semczuk·Nov 15, 2021SaveLearn
Effect of slicing in velocity map imaging for the study of dissociation dynamicsInelastic collision dynamics between isolated gas-phase carbon monoxide molecules and low energetic electrons (< 50 eV) has been studied using state-of-the-art velocity map imaging apparatus and…Narayan Kundu, Dipayan Biswas, Vikrant Kumar et al.·Nov 13, 2021SaveLearn
Exact energy-eigenstates of the Coulomb-Stark HamiltonianAn approximation-free, numerically efficient algorithm is presented for the Hamiltonian eigen-states of the Stark-Hydrogen problem describing a quantum particle exposed to the central Coulomb force…Seyedmohammad Yusofsani, Mroslav Kolesik·Nov 12, 2021SaveLearn
Improving the statistical analysis of anti-hydrogen free fall by using near edge eventsAn accurate evaluation of the gravity acceleration from the timing of free fall of anti-hydrogen atoms in the GBAR experiment requires to account for obstacles surrounding the anti-matter source.…Olivier Rousselle, Pierre Cladé, Saïda Guellati-Khélifa et al.·Nov 12, 2021SaveLearn
Relativistic fine structure of the (He4,mu) ion 2p-levelsMotivated by the recent experimental measures of the 2p-states fine splitting of the muonic He4 ion [1], we think it may have some interest to present an independent calculation in terms of the…Riccardo Giachetti, Emanuele Sorace·Nov 12, 2021SaveLearn