Contributions of negative-energy states to the E2-M1 polarizability of the Sr clockWith the improvement of high-precision optical clock, the higher-order multipolar interaction between atoms and light needs quantitative evaluation. However for the Sr clock, the differential dynamic…Fang-Fei Wu, Ting-Yun Shi, Li-Yan Tang·Jan 17, 2023SaveLearn
Large optical forces on a barium monofluoride molecule using laser pulses for stimulated absorption and emission: A full density-matrix simulationA full density-matrix simulation is performed for optical deflection of a barium monofluoride (BaF) beam. Pairs of counter-propagating laser pulses are used for stimulated absorption followed by…A. Marsman, D. Heinrich, M. Horbatsch et al.·Jan 17, 2023SaveLearn
Coherent Control of ultracold molecular collisions: The role of resonancesWe consider the coherent control of ultracold molecule-molecule scattering, impacted by a dense set of rovibrational resonances. To characterize the resonance spectrum, a rudimentary model based on…Adrien Devolder, Timur V. Tscherbul, Paul Brumer·Jan 16, 2023SaveLearn
Application of the correlated B-spline basis functions to the leading relativistic and QED corrections of heliumB-spline functions have been widely used in computational atomic physics. Different from the traditional B-spline basis (a simple product of two B-splines), the recently developed correlated B-spline…Hao Fang, Yong-Hui Zhang, Pei-Pei Zhang et al.·Jan 13, 2023SaveLearn
Dephasing of ultracold cesium 80D5/2-Rydberg Electromagnetically Induced TransparencyWe study Rydberg electromagnetically induced transparency (EIT) of a cascade three-level atom involving 80D5/2 state in a strong interaction regime employing a cesium ultracold cloud. In our…Yuechun Jiao, Liping Hao, Jingxu Bai et al.·Jan 13, 2023SaveLearn
Autler-Townes splitting in the trap-loss fluorescence spectroscopy due to single-step direct Rydberg excitation of cesium cold atomic ensembleWe experimentally investigate trap-loss spectra of the cesium 6S1/2(F=4)-71P3/2 Rydberg state by combining the cesium atomic magneto-optical trap with the narrow-linewidth, continuously-tunable 318.6…Xin Wang, Xiaokai Hou, Feifei Lu et al.·Jan 12, 2023SaveLearn
Fabrication and characterization of iodine photonic microcell for sub-Doppler spectroscopy and laser stabilizationWe report on the development of all-fiber stand-alone Iodine-filled Photonic Microcells demonstrating record absorption contrast at room temperature. The microcell s fiber is made of inhibited…Clement Goicoechea, Thomas Billotte, Matthieu Chafer et al.·Jan 12, 2023SaveLearn
Ultraviolet photoabsorption in the B\,3- - X\,3- and C\,3 - X\,3- band systems of SO sulphur isotopologuesHigh-resolution far-ultraviolet broadband Fourier-transform photoabsorption spectra of 32 S16 O, 33 S16 O, 34 S16 O, and $36…A. N. Heays, G. Stark, J. R. Lyons et al.·Jan 12, 2023SaveLearn
Refined theoretical values of field and mass isotope shifts in thallium to extract charge radii of Tl isotopesElectronic factors for the field and mass isotope shifts in the 6p\ 2P3/2 7s\ 2S1/2 (535 nm), 6p\ 2P1/2 6d\ 2D3/2 (277 nm) and $6p\ 2P1/2 7s\…Gleb Penyazkov, Sergey D. Prosnyak, Anatoly E. Barzakh et al.·Jan 11, 2023SaveLearn
Mass-ratio dependent strong-field dissociation of artificial helium hydride isotopologuesWe study the effect of the nuclear-mass ratio in a diatomic molecular ion on the dissociation dynamics in strong infrared laser pulses. A molecular ion is a charged system, in which the dipole moment…Florian Oppermann, Saurabh Mhatre, Stefanie Gräfe et al.·Jan 11, 2023SaveLearn
Model-QED-operator approach to relativistic calculations of the nuclear recoil effect in many-electron atoms and ionsA model-operator approach to fully relativistic calculations of the nuclear recoil effect on energy levels in many-electron atomic systems is worked out. The one-electron part of the model operator…I. S. Anisimova, A. V. Malyshev, D. A. Glazov et al.·Jan 10, 2023SaveLearn
Characterizing the Fundamental Bending Vibration of a Linear Polyatomic Molecule for Symmetry Violation SearchesPolyatomic molecules have been identified as sensitive probes of charge-parity violating and parity-violating physics beyond the Standard Model (BSM). For example, many linear triatomic molecules are…Arian Jadbabaie, Yuiki Takahashi, Nickolas H. Pilgram et al.·Jan 10, 2023SaveLearn
Energy deposition and formation of nanostructures in the interaction of highly charged xenon ions with gold nanolayersThe effect of the deposition of kinetic energy and neutralization energy of slow highly charged xenon ions on the process of the nanostructures creation at the surface of gold nanolayers is…I. Stabrawa, D. Banaś, A. Kubala-Kukuś et al.·Jan 10, 2023SaveLearn
Laser control of an excited-state vibrational wave packet in neutral H2We observe and control a molecular vibrational wave packet in an electronically excited state of the neutral hydrogen molecule. In an extreme-ultraviolet (XUV) transient-absorption experiment we…Gergana D. Borisova, Paula Barber Belda, Shuyuan Hu et al.·Jan 10, 2023SaveLearn
Relation Between Photoionisation Cross Sections and Attosecond Time DelaysDetermination and interpretation of Wigner-like photoionisation delays is one of the most active fields of attosecond science. Previous results have suggested that large photoionisation delays are…Jia-Bao Ji, Anatoli S. Kheifets, Meng Han et al.·Jan 9, 2023SaveLearn
Improved limits on the coupling of ultralight bosonic dark matter to photons from optical atomic clock comparisonsWe present improved constraints on the coupling of ultralight bosonic dark matter to photons based on long-term measurements of two optical frequency ratios. In these optical clock comparisons, we…M. Filzinger, S. Dörscher, R. Lange et al.·Jan 9, 2023SaveLearn
High-fidelity imaging of a band insulator in a three-dimensional optical lattice clockWe report on the observation of a high-density, band insulating state in a three-dimensional optical lattice clock. Filled with a nuclear-spin polarized degenerate Fermi gas of 87Sr, the 3D lattice…W. R. Milner, L. Yan, R. B. Hutson et al.·Jan 9, 2023SaveLearn
Formation of strongly shifted EIT resonances using "forbidden" transitions of CesiumAtomic transitions satisfying Fe - Fg = F = 2 (where Fe stands for excited and Fg stands for ground state) of alkali atoms have zero probability in zero magnetic field (they are…Armen Sargsyan, Ara Tonoyan, Rodolphe Momier et al.·Jan 9, 2023SaveLearn
Systematic study of tunable laser cooling for trapped-ion experimentsWe report on a comparative analysis of quenched sideband cooling in trapped ions. We introduce a theoretical approach for time-efficient simulation of the temporal cooling characteristics and derive…A. P. Kulosa, O. N. Prudnikov, D. Vadlejch et al.·Jan 9, 2023SaveLearn
Deciphering Core, Valence and Double-Core-Polarization Contributions to Parity Violating Amplitudes in 133Cs using Different MethodsThis work examines the accuracy of different many-body methods for the calculations of parity violating electric dipole (E1PV) amplitudes in atomic systems. In the last decade many…A. Chakraborty, B. K. Sahoo·Jan 9, 2023SaveLearn
Calculation of the hyperfine structure of Dy, Ho, Cf, and EsA recently developed version of the configuration interaction (CI) method for open shells with a large number of valence electrons has been used to study two heavy atoms, californium (Cf, Z= 98) and…Saleh O. Allehabi, V. A. Dzuba, V. V. Flambaum·Jan 9, 2023SaveLearn
Coherent control phase lag across doubly-excited atomic strontium resonances in an ω-2ω interference schemeAccurate calculations of phase lag associated with coherent control where an excited system decays into more than one product channel have recently been reported for atomic barium in…Yimeng Wang, Chris H. Greene·Jan 7, 2023SaveLearn
Pushing the Limits of the Periodic Table -- A Review on Atomic Relativistic Electronic Structure Theory and Calculations for the Superheavy ElementsWe review the progress in atomic structure theory with a focus on superheavy elements and the aim to predict their ground state configuration and element's placement in the periodic table. To…O. R. Smits, P. Indelicato, W. Nazarewicz et al.·Jan 6, 2023SaveLearn
Twisting attosecond pulse trains by amplitude-polarization IR pulsesNatively, atomic and molecular processes develop in a sub-femtosecond time scale. In order to, for instance, track and capture the electron motion in that scale we need suitable `probes'. Attosecond…Enrique G. Neyra, Fabian Videla, Demian A. Biasetti et al.·Jan 6, 2023SaveLearn
Ground state of superheavy elements with 120 ≤ Z ≤ 170: systematic study of the electron-correlation, Breit, and QED effectsFor superheavy elements with atomic numbers 120≤ Z ≤ 170, the concept of the ground-state configuration is being reexamined. To this end, relativistic calculations of the electronic structure…I. M. Savelyev, M. Y. Kaygorodov, Y. S. Kozhedub et al.·Jan 4, 2023SaveLearn