Technique for a direct measurement of the cesium anapole moment using coherent rf and Raman interactionsWe report progress toward measurements of the electric dipole (E1) transition moments between hyperfine components of the ground state of atomic cesium. This transition is weakly E1 allowed due to…Amy Damitz, Jonah A. Quirk, Carol E. Tanner et al.·Nov 15, 2023SaveLearn
Measurement of the static Stark Shift of the 7s \ 2S1/2 level in atomic cesiumWe report a new precision measurement of the dc Stark shift of the 6s1mm 2S1/2 → 7s1mm2S1/2 transition in atomic cesium-133. Our result is 0.72246 (29)…Jonah A. Quirk, Aidan Jacobsen, Amy Damitz et al.·Nov 15, 2023SaveLearn
Direct measurement of isotope shifts in the barium 6s2 1S0-5d6p 3Do1 transitionWe report the direct measurement of isotope shifts of the barium 6s2 1S0 --5d6p 3Do1 413-nm electric quadrupole transition, which is utilized for efficient barium ion trapping…Jungwoo Choi, Eunhwi Lee, Dahyun Yum et al.·Nov 15, 2023SaveLearn
Laser frequency stabilization by modulation transfer spectroscopy and balanced detection of molecular iodine for laser cooling of 174YbWe report laser frequency stabilization by the combination of modulation transfer spectroscopy and balanced detection of a relatively weak hyperfine transition of the R(158)25-0 line of molecular…Álvaro M. G. de Melo, Hector Letellier, Apoorva Apoorva et al.·Nov 14, 2023SaveLearn
All-optical measurement of magnetic fields for quantum gas experimentsWe present an all-optical method to measure and compensate for residual magnetic fields present in a cloud of ultracold atoms trapped in an optical dipole trap. Our approach leverages the increased…Suthep Pomjaksilp, Sven Schmidt, Aaron Thielmann et al.·Nov 14, 2023SaveLearn
Electromagnetically Induced Transparency (EIT) aided cooling of strontium atomsThe presence of ultra-narrow inter-combination spectroscopic lines in alkaline earth elements places them as promising candidates for optical atomic clocks, quantum computation, and for probing…Korak Biswas, Kushal Patel, S. Sagar Maurya et al.·Nov 14, 2023SaveLearn
Bichromatic phase-control of interfering Autler-Townes spectraWe propose a new scheme to control the shape of the Autler-Townes (AT) doublet in the photoelectron spectrum from atomic resonance-enhanced multiphoton ionization (REMPI). The scheme is based on the…T. Bayer, K. Eickhoff, D. Köhnke et al.·Nov 14, 2023SaveLearn
Zeeman-resolved Autler-Townes splitting in Rydberg atoms with tunable resonances and a single transition dipole momentApplying a magnetic field as a method for tuning the frequency of Autler-Townes splitting for Rydberg electrometry has recently been demonstrated. In this paper we provide a theoretical understanding…Noah Schlossberger, Andrew P. Rotunno, Aly Artusio-Glimpse et al.·Nov 13, 2023SaveLearn
An optical tweezer array of ultracold polyatomic moleculesPolyatomic molecules have rich structural features that make them uniquely suited to applications in quantum information science, quantum simulation, ultracold chemistry, and searches for physics…Nathaniel B. Vilas, Paige Robichaud, Christian Hallas et al.·Nov 13, 2023SaveLearn
P,T-Odd Weak Neutral Current Interactions in the TlF MoleculeLeptoquark models may explain deviations from the Standard Model observed in decay processes involving heavy quarks at high-energy colliders. Such models give rise to low-energy parity- and…Timo Fleig·Nov 10, 2023SaveLearn
Controlling electron motion with attosecond precision by shaped femtosecond intense laser pulseWe propose the scheme of temporal double-slit interferometer to precisely measure the electric field of shaped intense femtosecond laser pulse directly, and apply it to control the electron tunneling…Xiaoyun Zhao, Mingqing Liu, Yizhang Yang et al.·Nov 10, 2023SaveLearn
A Universal Method to Generate Hyperpolarisation in Beams and SamplesSizable hyperpolarisation, i.e. an imbalance of the occupation numbers of nuclear spins in a sample deviating from thermal equilibrium, is needed in various fields of science. For example,…R. Engels, T. El-Kordy, N. Faatz et al.·Nov 10, 2023SaveLearn
Experimental perspectives on the matter-antimatter asymmetry puzzle: developments in electron EDM and antihydrogen experimentsIn the search for clues to the matter-antimatter puzzle, experiments with atoms or molecules play a particular role. These systems allow measurements with very high precision, as demonstrated by the…Daniel Comparat, Chloé Malbrunot, Stephan Malbrunot-Ettenauer et al.·Nov 10, 2023SaveLearn
Coriolis Force Compensation and Laser Beam Delivery for 100-Meter Baseline Atom InterferometryThe Coriolis force is a significant source of systematic phase errors and dephasing in atom interferometry and is often compensated by counter-rotating the interferometry laser beam against Earth's…Jonah Glick, Zilin Chen, Tejas Deshpande et al.·Nov 9, 2023SaveLearn
A Blue-Detuned Magneto-Optical Trap of CaF MoleculesA key method to produce trapped and laser-cooled molecules is the magneto-optical trap (MOT), which is conventionally created using light red-detuned from an optical transition. In this work, we…Samuel J. Li, Connor M. Holland, Yukai Lu et al.·Nov 9, 2023SaveLearn
Penning-Trap Mass Measurement of Helium-4Light-Ion Trap (LIONTRAP), a high-precision Penning-trap mass spectrometer, was used to determine the atomic mass of 4He. Here, we report a 12 parts-per-trillion measurement of the mass of a…Sangeetha Sasidharan, Olesia Bezrodnova, Sascha Rau et al.·Nov 7, 2023SaveLearn
Field-induced rocking curve effects in attosecond electron diffractionRecent advances in electron microscopy trigger the question whether attosecond electron diffraction can resolve atomic-scale electron dynamics in crystalline materials in space and time. Here we…Yuya Morimoto, Peter Baum·Nov 7, 2023SaveLearn
High-Order Harmonic Generation in Helium: A Comparison StudyWe report a detailed study of high-order harmonic generation (HHG) in helium. When comparing predictions from a single-active-electron model with those from all-electron simulations, such as ATTOMESA…A. T. Bondy, S. Saha, J. C. del Valle et al.·Nov 7, 2023SaveLearn
Improvement of response bandwidth and sensitivity of Rydberg Receiver using multi-channel excitationsWe investigate the response bandwidth of a superheterodyne Rydberg receiver at a room-temperature vapor cell, and present an architecture of multi-channel lasers excitation to increase the response…Jinlian Hu, Yuechun Jiao, Yunhui He et al.·Nov 6, 2023SaveLearn
Optical pumping of 5s4d 1D2 strontium atoms for laser cooling and imagingWe present a faster repumping scheme for strontium magneto-optical traps operating on the broad 5s2 1S0 - 5s5p 1P1 laser cooling transition. Contrary to…Jens Samland, Shayne Bennetts, Chun-Chia Chen et al.·Nov 6, 2023SaveLearn
Refined nuclear magnetic octupole moment of 113In and 115InThe refined values of the magnetic octupole moments of 113In and 115In are obtained by combining high-precision atomic calculations with corresponding hyperfine structure spectrum. We…Fei-Chen Li, Yong-Bo Tang·Nov 4, 2023SaveLearn
Advanced momentum sampling and Maslov phases for a precise semiclassical model of strong-field ionizationRecollision processes are fundamental to strong-field physics and attoscience, thus models connecting recolliding trajectories to quantum amplitudes are a crucial part in furthering understanding of…Mads Brøndum Carlsen, Emil Hansen, Lars Bojer Madsen et al.·Nov 3, 2023SaveLearn
Nonlinear effects in Anderson localization of light by two-level atomsWhile Anderson is a single-particle wave effect, guaranteeing a single excitation in the system can be challenging. We here tackle this limitation in the context of light localization in three…Noel Araujo Moreira, Robin Kaiser, Romain Bachelard·Nov 2, 2023SaveLearn
Revisited nuclear magnetic dipole and electric quadrupole moments of polonium isotopesWe revisited the electronic structure parameters used to interpret the hyperfine structure of neutral polonium. We used a computational scheme that treats relativistic and high-order electronic…Leonid V. Skripnikov, Anatoly E. Barzakh·Nov 1, 2023SaveLearn
Light Shift Suppression in Coherent-Population-Trapping Atomic Clocks in the Field of Two Circularly Polarized Light BeamsThe state-of-the-art miniature atomic clocks (MACs) are based on the phenomenon of coherent population trapping (CPT) in alkali-metal atomic vapors (Rb or Cs). Increasing frequency stability of the…D. V. Brazhnikov, S. M. Ignatovich, M. N. Skvortsov·Nov 1, 2023SaveLearn