Influence of buffer gas on the formation of N-resonances in rubidium vaporsThe N-resonance process is an accessible and effective method for obtaining narrow (down to subnatural linewidth), and contrasted resonances, using two continuous lasers and an Rb vapor cell. In…Armen Sargsyan, Rodolphe Momier, Claude Leroy et al.·Feb 14, 2024SaveLearn
Laboratory Benchmark of n≥4 Dielectronic Recombination Satellites of Fe XVIIWe calculated cross sections for the dielectronic recombination (DR) satellite lines of Fe XVII and benchmarked our predictions with experimental cross sections of Fe XVII resonances that were…Gabriel J. Grell, Maurice A. Leutenegger, Pedro Amaro et al.·Feb 13, 2024SaveLearn
Transport property predictions for laser resonance chromatography on Rf+ (Z = 104)We propose a theoretically designed laser resonance chromatography (LRC) experiment on Rf+ (Z = 104) drifting in He buffer gas. To this end, we first developed a four-level rate equation model…Giorgio Visentin, Harry Ramanantoanina, Anastasia Borschevsky et al.·Feb 12, 2024SaveLearn
Probing the interaction energy of two 85Rb atoms in an optical tweezer via spin-motion couplingThe inherent polarization gradients in tight optical tweezers can be used to couple the atomic spins to the two-body motion under the action of a microwave spin-flip transition, so that such a…Jun Zhuang, Kun-Peng Wang, Peng-Xiang Wang et al.·Feb 12, 2024SaveLearn
Reconciling mean-squared radius differences in the silver chain through improved measurement and ab initio calculationsNuclear charge radius differences in the silver isotopic chain have been reported through different combinations of experiment and theory, exhibiting a tension of two combined standard errors. This…B. Ohayon, J. E. Padilla-Castillo, S. C. Wright et al.·Feb 12, 2024SaveLearn
Spatial calibration of high-density absorption imagingThe accurate determination of atom numbers is an ubiquitous problem in the field of ultracold atoms. For modest atom numbers, absolute calibration techniques are available, however, for large numbers…Toke Vibel, Mikkel Berg Christensen, Mick Althoff Kristensen et al.·Feb 9, 2024SaveLearn
Individual Addressing and State Readout of Trapped Ions Utilizing Radio-Frequency MicromotionExcess "micromotion" of trapped ions due to the residual radio-frequency (rf) trapping field at their location is often undesirable and is usually carefully minimized. Here, we induce precise amounts…Nathan K Lysne, Justin F Niedermeyer, Andrew C Wilson et al.·Feb 8, 2024SaveLearn
Interference is in the eye of the beholder: application to the coherent control of collisional processesInterference is widely regarded as a foundational attribute of quantum mechanics. However, for a given experimental arrangement, interference can either contribute or not contribute to the outcome…Adrien Devolder, Timur V. Tscherbul, Paul Brumer·Feb 7, 2024SaveLearn
Excited-Band Coherent Delocalization for Improved Optical Lattice Clock PerformanceWe implement coherent delocalization as a tool for improving the two primary metrics of atomic clock performance: systematic uncertainty and instability. By decreasing atomic density with coherent…Jacob Siegel, William McGrew, Youssef Hassan et al.·Feb 7, 2024SaveLearn
Role of spontaneously generated coherence (SGC) in laser cooling of atomsThe well-known sub-Doppler polarization gradient cooling in type-I transition (Fe=Fg+1) is caused by red-detuned lasers. On the other hand, in type-II transition (Fe Fg), sub-Doppler…Rajnandan Choudhury Das, Samir Khan, Thilagaraj R et al.·Feb 6, 2024SaveLearn
Effects of the strong Breit interaction on the 2s2p-1s2s transitions of inner shell hole states of Helium-like ionsWe have calculated the transition energies and probabilities of one-electron one photon and one-electron two photon transitions of middle-Z and high-Z He-like ions using the fully relativistic…Xiaobin Ding, Runxia Zhao, Cunqiang Wu et al.·Feb 6, 2024SaveLearn
Sub-cycle resolved strong field ionization of chiral molecules and the origin of chiral photoelectron asymmetriesWe report on strong field ionization of S- and R-propylene oxide in circularly polarized two-color laser fields. We find that the relative helicity of the two single color laser fields affects the…M. Hofmann, D. Trabert, A. Geyer et al.·Feb 5, 2024SaveLearn
Orbital collapse and dual states of the 5g electrons in superheavy elementsThe problem of orbital collapse of the 5g and 6f electrons in atoms of superheavy elements (SHE) is considered. Previously, the presence of the orbital collapse was established for the 4f and…I. I. Tupitsyn, I. M. Savelyev, Y. S. Kozhedub et al.·Feb 4, 2024SaveLearn
Compensation of the multipolar polarizability shift in optical lattice clocksIn neutral atom optical clocks, the higher-order atomic polarizability terms lead to the clock transition frequency shift which is motion-state dependent and nonlinear with the optical lattice depth.…Artem Golovizin·Feb 4, 2024SaveLearn
Electric Field Sensing via Rydberg Electromagnetically Induced Transparency Using Zeeman and Stark EffectsRydberg-assisted atomic electrometry with thermal vapors offers a promising approach for detecting external electric fields. However, this technique presents significant challenges for measuring low…Yu-Chi Chen, Shao-Cheng Fang, Hsuan-Jui Su et al.·Feb 2, 2024SaveLearn
Analytical solutions of the Schr\"odinger equation for two confined atoms with van der Waals interactionWe derive solutions of the Schr\"odinger equation for the isotropic van der Waals interaction in a symmetric harmonic trap, with the recent approach [arXiv:2207.09377 (2022)] to handle the…Ruijie Du·Feb 2, 2024SaveLearn
The Casimir effect at the nucleusIn this report, the impact of the Casimir effect in the near-nuclear environment on electrons, in particular of the K-shell, is investigated. It has long been known that the experimentally measured…Frank Kowol·Feb 1, 2024SaveLearn
Nonlinearity-Enhanced Continuous Microwave Detection Based on Stochastic ResonanceIn practical sensing tasks, noise is usually regarded as an obstruction to better performance and will degrade the sensitivity. Fortunately, stochastic resonance (SR), a counterintuitive…Kang-Da Wu, Chongwu Xie, Chuan-Feng Li et al.·Feb 1, 2024SaveLearn
Chaotic scattering in ultracold atom-ion collisionsWe report on signatures of classical chaos in ultracold collisions between a trapped ion and a free atom. Using numerical simulations, we show that the scattering dynamics can be highly sensitive to…Meirav Pinkas, Jonathan Wengrowicz, Nitzan Akerman et al.·Jan 31, 2024SaveLearn
In situ characterization of laser-induced strong field ionization phenomenaAccurately characterizing the intensity and duration of strong-field femtosecond pulses within the interaction volume is crucial for attosecond science. However, this remains a major bottleneck,…Noam Shlomo, Eugene Frumker·Jan 30, 2024SaveLearn
Scattering of ultrashort electron wave packets: optical theorem, differential phase contrast and angular asymmetriesRecent advances in electron microscopy allowed the generation of high-energy electron wave packets of ultrashort duration. Here we present a non-perturbative S-matrix theory for scattering of…Yuya Morimoto, Lars Bojer Madsen·Jan 30, 2024SaveLearn
Influence of source parameters on the longitudinal phase-space distribution of a pulsed cryogenic beam of barium fluoride moleculesRecently, we have demonstrated a method to record the longitudinal phase-space distribution of a pulsed cryogenic buffer gas cooled beam of barium fluoride molecules. In this paper, we use this…M C Mooij, H L Bethlem, A Boeschoten et al.·Jan 29, 2024SaveLearn
A novel method to determine the phase-space distribution of a pulsed molecular beamWe demonstrate a novel method to determine the longitudinal phase-space distribution of a cryogenic buffer gas beam of barium-fluoride molecules based on a two-step laser excitation scheme. The…Maarten C. Mooij, Hendrick L. Bethlem, Alexander Boeschoten et al.·Jan 29, 2024SaveLearn
Tutorial on laser locking techniques and the manufacturing of vapor cells for spectroscopyThis tutorial provides a hands-on entry point about laser locking for atomic vapor research and related research such as laser cooling. We furthermore introduce common materials and methods for the…Max Mäusezahl, Fabian Munkes, Robert Löw·Jan 29, 2024SaveLearn
Non-Abelian vibron dynamics in trapped-ion arraysTrapped-ion arrays offer interesting possibilities for quantum simulation. We show that a proper arrangement of elliptical micro-traps combined with the external driving of the micro-trap frequencies…L. Timm, H. Weimer, L. Santos·Jan 29, 2024SaveLearn