Theory for the Rydberg states of helium: quantum defect extensions and comparison with experiment up to n = 102 for the singlet and triplet P-statesHigh precision variational calculations for helium in Hylleraas coordinates are used to obtain a combination of quantum defect expansions for the nonrelativistic energy and 1/n expansions for the…G. W. F. Drake, Aaron T. Bondy·May 30, 2026SaveLearn
Restoring Velocity Immunity via Dynamic Mirror Compensation in a Large-Area Dual-Atom-Interferometer GyroscopeWe propose and demonstrate a dynamical mirror compensation scheme to restore velocity immunity in a large-area dual-atom-interferometer gyroscope. In an ideal Mach-Zehnder configuration, the phase…Jie Gu, Yin-fei Mao, Zhan-Wei Yao et al.·May 29, 2026SaveLearn
Lingering Sweetness of Ethanol Clusters: Sensory Discovery and Objective Discrimination by Impedance-Based Electronic TongueEthanol is conventionally perceived only as a pungent tastant, while the potential sweet properties of ethanol clusters have remained unrecognized. Here we show that ethanol tetramers exhibit a…Jiaxin Peng, Chaoyu Zhao, Xinyue Jiang et al.·May 28, 2026SaveLearn
Shielded inner-shell transitions in atomic samarium for tests of fundamental physicsForbidden atomic transitions provide some of the most stringent low-energy tests of physics beyond the Standard Model, with sensitivity set by the interplay between the sought-for signals and…R. Aramyan, D. Budker, V. A. Dzuba et al.·May 28, 2026SaveLearn
Universal response of Rydberg manifolds to standing light waves from the microwave to the X-ray regimeStanding light waves structure the electronic density of a Rydberg atom in a rich but surprisingly systematic fashion. We uncover these systematics, which are nearly universal across a large range of…Homar Rivera-Rodríguez, Matthew T. Eiles, Jan M. Rost·May 27, 2026SaveLearn
Role of Metastable Dicationic Intermediates in the Breakup of CH42+We investigate the fragmentation dynamics of methane dication (CH42+) produced in collisions with 50-MeV C6+ ions using the COLTRIMS technique. The method provides complete…Samiksha Dehru, Evan Munaro-Langloÿs, Aditya Yadav et al.·May 27, 2026SaveLearn
Near-deterministic loading of optical tweezer arrays via repulsive barricade potentialsOptical tweezers are a powerful tool for creating defect-free arrays of atoms and molecules, enabling advances in quantum simulation, computation, and precision metrology. However, the achievable…Archie C. Baldock, Alex J. Matthies, Luke Caldwell et al.·May 27, 2026SaveLearn
Electron spectra from strong-field enhanced ionization in heavy waterStrong-field enhanced ionization (EI) is a phenomenon in which stretching of interatomic bonds into a distorted molecular geometry leads to an increase in the tunneling ionization rate driven by a…Eleanor Weckwerth, Chuan Cheng, Ian Gabalski et al.·May 26, 2026SaveLearn
Strong-field Photoionization: Analysis of Overlapping Above-Threshold Ionization and Laser-Assisted Photoemission StructuresWe present a theoretical description of atomic strong-field photoionization. Specifically, we consider an atom driven by a combination of two electromagnetic fields: a high-frequency field assisted…Candelaria Migliaro, Juan Martin Randazzo, Renata Della Picca·May 26, 2026SaveLearn
Radiative Response of Atomic Systems Illuminated with Approximate Spherical Vector WavesThe natural electromagnetic modes spontaneously emitted by an atom in free space are spherical vector waves (SVWs). Each SVW mode is uniquely linked to a specific…F. Camas-Aquino, R. Jáuregui·May 26, 2026SaveLearn
Experimental and theoretical studies of hyperfine structures in 21NaWe measured the hyperfine structure constants, A(3s2S1/2) and A(3p2P1/2), of the neutron-deficient isotope 21Na using CLaSsy, a setup dedicated to collinear laser spectroscopy…Junho Won, Jeongsu Ha, Deuk Soon Ahn et al.·May 26, 2026SaveLearn
A High-Contrast Bragg Atom Interferometer for Testing Continuous Spontaneous LocalizationThe continuous spontaneous localization (CSL) model is one of the most promising approaches to address the wave function collapse problem in the measurement process of standard quantum mechanics. In…Huaiyu Zhu, Ju Liu, Tao Zhang et al.·May 26, 2026SaveLearn
Non-equilibrium exciton dynamics in tailored molecular potentials of Rydberg ion crystalsTrapped ions excited to high-lying electronic states combine strongly coupled collective vibrational and electronic degrees of freedom with long-ranged interparticle interactions. These ingredients…Simon Euchner, Mathias B. M. Svendsen, Igor Lesanovsky·May 26, 2026SaveLearn
High performance imaging of 171Yb atom in shallow clock-magic tweezer by alternating dual-tone narrowline coolingWe demonstrate imaging 171Yb single atoms in clock-magic tweezers of 759.4 nm wavelength, with above 99.9% fidelity and survival. We use alternating dual-tone narrowline imaging for more…Yunheung Song, Kangheun Kim, Jeong Ho Han et al.·May 26, 2026SaveLearn
Microscopic Rydberg electron orbit manipulation with optical tweezersLaser cooling and trapping of atomic matter waves in optical potentials has enabled rapid progress in quantum science, particularly when combined with Rydberg excitation of the atoms to induce…Homar Rivera-Rodríguez, Matthew T. Eiles, Tilman Pfau et al.·May 26, 2026SaveLearn
Self-calibrated multiparameter measurement of three-dimensional microwave fieldsRydberg atoms are promising for microwave (MW) sensing and control, but full local MW characterization remains difficult. Existing methods generally do not provide self-calibrated reconstruction of…Yupeng Wang, Xinghan Wang, Aishik Panja et al.·May 25, 2026SaveLearn
From Vintage Mythology to Topological Physics: Unveiling a Universal Structural Attractor in Alcoholic Beverage AgingAlcoholic beverage properties are increasingly understood through ethanol-water structural states rather than empirical labels such as alcohol content and vintage. Yet whether chronological vintage…Xinyue Jiang, Heng Yang, Zhiyin Jiu et al.·May 25, 2026SaveLearn
FPGA-based disturbance-observer servo for broadband noise suppression in laser frequency stabilizationWe have demonstrated broadband frequency-noise suppression in a laser stabilization system by augmenting a conventional proportional-integral-derivative (PID) controller with a digital disturbance…Meung Ho Seo, Jae Hoon Lee, Young-Ho Park et al.·May 25, 2026SaveLearn
The Pseudospectral Method for the Dirac Equation with Confining PotentialWe observe that solving the Dirac equation for confined potentials using the generalized pseudospectral (GPS) method leads to deteriorating convergence of energy eigenvalues and highly oscillatory in…Dengshan Liu, Huihui Xie, Pengxiang Du et al.·May 25, 2026SaveLearn
Elimination of angular dependency in the quantum three-body problem made easyWe present a systematic account of the separation of the angular degrees of freedom from the nonrelativistic Schrödinger equation for a three-body quantum system with arbitrary masses, charges, total…Anjan Sadhukhan, Grzegorz Pestka, Rafał Podeszwa et al.·May 25, 2026SaveLearn
Vapor-Cell-Induced Uncertainty in Rydberg Atom Measurements via the Electric-Field Volume-Integral-Equation MethodElectromagnetic scattering effects of a vapor cell on electric-field measurements using Rydberg atom-based sensors are analyzed with the aid of the volume integral equation method. In a manner…Martin Stumpf, William J. Watterson, Rajavardhan Talashila et al.·May 22, 2026SaveLearn
Spatial dealiasing of classical geomagnetic survey data through use of a microfabricated wearable quantum magnetometerGeomagnetic surveys provide insight into the subsurface for a range of applications, from fundamental understanding of geological processes, to mineral exploration and locating unexploded ordnance. A…Stirling Scholes, Alissa Forsythe, Courtney Dyer et al.·May 22, 2026SaveLearn
Attosecond shaping of high-current pulsed electron beams in a home-built 37-keV beamlineUltrashort electron pulses with a high average current provide a powerful means of enhancing time-resolved imaging and photon generation. In this study, we report the attosecond shaping of…Yuichi Tachibana, Marie Ouillé, Takuya Hosobata et al.·May 22, 2026SaveLearn
Spin interferometry in a beam of ultracold moleculesWe describe a spin interferometer using ultracold YbF molecules and develop the complete set of techniques needed to measure the electron's electric dipole moment, de, with this apparatus. The…R. A. Jenkins, M. T. Ziemba, F. J. Collings et al.·May 22, 2026SaveLearn
X-ray and extreme-ultraviolet spectra from collisions of Ar18+ and O8+ ions with neutralsWe present measurements of K-shell x-ray emission following charge exchange of fully ionized argon with various neutral gaseous targets at small collision energies inside an electron beam ion trap.…Stepan Dobrodey, Chintan Shah, Sonja Bernitt et al.·May 21, 2026SaveLearn