Efficient Separation of the Isomeric State 26mAl from the Intense Ground State Background via Sequential Optical Pumping in Collinear Laser SpectroscopyWe propose a novel, highly efficient method for isolating the isomeric state 26mAl from an overwhelming ground-state 26gAl background (isomeric ratio $…Hoon Yu, Jung Bog Kim, Cheolmin Ham et al.·Aug 24, 2026SaveLearn
Exchange and core-polarization effects on Rydberg-transition electric-dipole matrix elements in Rb and CsMicrowave electric-field measurements with Rydberg atoms require accurate Rydberg-transition electric-dipole matrix elements. We calculate these matrix elements for Rb and Cs using a Dirac-Fock plus…Yu Shi-Cheng, Zhen-Xiang Zhong, Cheng-Bin Li·Aug 24, 2026SaveLearn
Bound and Resonant Spectra of Few-Lepton Coulomb SystemsWe present a unified calculation of bound and resonant states in purely leptonic Coulomb systems: e-e-e+ (Ps-), μ+e-e- (Mu-), μ+μ+e- (Mu2+),…Liang-Zhen Wen, Yao Ma, Zhi-He Shen et al.·Aug 22, 2026SaveLearn
Magic Velocity Selection in Atom InterferometryVelocity-selective Raman transitions are widely used in atom interferometers to prepare atomic ensembles with narrowly defined momentum distributions. However, differential light shifts between…Yuno Iwasaki, Jack Roth, Madeline Bernstein et al.·Aug 21, 2026SaveLearn
Attosecond Transient PolarimetryWe introduce elliptical-dichroic attosecond transient absorption spectroscopy (eDATAS), an ultrafast attosecond spectroscopy technique in which an atomic gas is probed by elliptically polarized…Nicola Mayer, Kylie Gannan, Stephen R Leone et al.·Aug 21, 2026SaveLearn
A Protocol for Shielding-Enhanced Loading of Single Polar Molecules into Optical TweezersWe propose the high-fidelity preparation of single bosonic molecules in optical tweezers starting from small tweezer-trapped molecular ensembles. Our scheme combines a static electric field and a…Reuben R. W. Wang, Christian H. Nunez, Conner Williams et al.·Aug 20, 2026SaveLearn
Ab initio calculation of hyperfine-structure properties to extract nuclear magnetic octupole moments of 69Ga and 71GaWe calculate the hyperfine-structure properties of the low-lying states in 69Ga and 71Ga using the relativistic coupled-cluster method at the singles and doubles (RCCSD) level. The…Fei-Chen Li, Yong-Bo Tang·Aug 19, 2026SaveLearn
Electron Correlation Enables Phase-Coherent One-Attosecond Pulse TrainsAttosecond synthesis is ultimately a phase problem: a broad spectrum produces an ultrashort waveform only if its harmonics remain phase-locked. We show theoretically that correlated two-electron…Andrés Marchisio, Isobel McSweeney, Paraskevas Tzallas et al.·Aug 19, 2026SaveLearn
Comparative study of nonperturbative electron-positron pair production by intense laser fields colliding with either bremsstrahlung γ-rays or relativistic ionsIt is well known that electron-positron pairs can be created in the strong-field environments formed by (i) a high-intensity laser field and a high-energy γ-photon (nonlinear Breit-Wheeler process)…S. Remme, A. B. Voitkiv, S. Villalba-Chávez et al.·Aug 19, 2026SaveLearn
Artifact side peaks in saturated absorption spectroscopy caused by inappropriate lock-in amplificationSaturated absorption spectroscopy is a powerful technique that provides valuable information about gas-phase atomic targets, including not only the precise positions of transitions but also the…Leo Matsuoka·Aug 18, 2026SaveLearn
Directional Hydrogen Migration in Acetonitrile Dication in Asymmetric Ultrashort Intense Laser FieldsWe investigate intramolecular hydrogen migration in acetonitrile dication in phase-controlled ω-2ω intense laser fields (800 and 400 nm, 3.3×1014 W/cm2) using three-dimensional…Sato Miyasaka, Yuki Ono, Hiroka Hasegawa et al.·Aug 18, 2026SaveLearn
Probing the electroweak structure of nuclei with rare atoms and moleculesPrecision experiments of atoms and molecules have become a powerful probe of the electroweak structure of atomic nuclei and of physics beyond the Standard Model. We review how the interaction between…Silviu-Marian Udrescu, Antoine Belley, Jason D. Holt et al.·Aug 18, 2026SaveLearn
Ultrafast and high resolution spatial light modulation for cold atomsProgrammable arrays of ultracold atoms are a leading platform for quantum computation and simulation, enabling state-of-the-art implementations of quantum error correction, and analog simulations of…Alexander Dennisovich Deters, Yanfei Li, Alexander Douglas et al.·Aug 18, 2026SaveLearn
Optically Writable Atomic Vapor Memory as a Substrate for Optical Reservoir ComputingWe present an optical random access memory (ORAM) based on warm cesium (Cs) atomic vapor and demonstrate its operation as the physical substrate of a reservoir computer. Information is stored in the…Elizabeth Robertson, Mingwei Yang, Lina Jaurigue et al.·Aug 18, 2026SaveLearn
Magic-wavelength matter-wave interferometry with optical clock statesOptical clocks and atom interferometers provide complementary ways to measure time, motion and gravity. Combining these capabilities requires matter-wave beam splitters that manipulate different…Jianing Li, Swarup Das, Xinyuan Ma et al.·Aug 18, 2026SaveLearn
Sensitivity Scaling and Limits of Cavity Enhancement in Miniaturized Optically Pumped MagnetometersThe sensitivity of miniaturized optically pumped magnetometers (OPMs) is limited by weak atom-light coupling, which an optical cavity can enhance. In this work, we model the photon-shot-noise-limited…Christopher H. Kiehl, María Hernández Ruiz, Cristina Sastre Jachimska et al.·Aug 17, 2026SaveLearn
A scalable chip-integrated single-photon source array based on 50 individually addressable neutral atomsScalable arrays of identical single-photon sources are a central resource for photonic quantum information processing, quantum networks and quantum metrology. Neutral atoms provide intrinsically…Ya-Dong Hu, Tian-Yang Zhang, Dong-Qi Ma et al.·Aug 16, 2026SaveLearn
Cold-atom comagnetometry via optical control of spin statesAtomic spin-based comagnetometers are powerful tools for precision sensing and tests of fundamental physics. Compared with the widely used gas-cell comagnetometer systems, cold-atom systems offer…J. -L. Zhang, W. -T. Luo, Y. A. Yang et al.·Aug 14, 2026SaveLearn
Precision calculations of the hyperfine constants and isotope and isomer shifts in low-lying states of 229Th3+We present high-precision calculations of the hyperfine constants, isotope shift, and isomer shift in low-lying states of Th3+ relevant to spectroscopy of the 229Th nuclear isomer. The removal energy…S. G. Porsev, M. S. Safronova·Aug 13, 2026SaveLearn
Strong-field Herman-Kluk propagator method for high-harmonic generation in moleculesWe extend our recently developed semiclassical strong-field Herman-Kluk (SFHK) propagator method to calculate high-order harmonic generation (HHG) in diatomic molecules driven by few-cycle intense…Phi-Hung Tran, Hao Quan Truong, R. Esteban Goetz et al.·Aug 13, 2026SaveLearn
Dual-species alkali and alkaline-earth-like optical tweezer arrays via interferometrically aligned high-NA objectivesWe have developed a dual-species optical tweezer array apparatus combining 87Rb and 174Yb atoms with a permanent hybrid Twyman-Green--Fizeau interferometer, which provides…K. Weber, M. McMaster, M. Anderson et al.·Aug 13, 2026SaveLearn
Critical Microwave Mach-Zehnder-Type Interferometry with Dual-LO Rydberg AtomsHigh-precision phase measurement of microwave fields underpins a wide range of applications, including wireless communications, distributed radar, plasma diagnostics, and antenna metrology. Existing…Jun-Rong Chen, Guo-Qing Qin, Peng-Fu Liang et al.·Aug 13, 2026SaveLearn
Precision Positronium Spectroscopy as a Test of the Helium Ionization Energy AnomalyPrecise measurements of the metastable helium (1s)(2s)\,3S1 ionization energy have revealed a 9σ discrepancy with QED theory that persists in isotopic measurements, suggesting a leptophilic…J. Pérez-Ríos, D. B. Cassidy·Aug 13, 2026SaveLearn
Predissociation dynamics of charged long-range Rydberg moleculesWe investigate predissociation in homonuclear (87Rb*87Rb+) and heteronuclear (87Rb*7Li+) long-range Rydberg atom-ion molecules. Owing to their micron-scale bond…Neethu Abraham, P. Giannakeas, Matthew T. Eiles·Aug 13, 2026SaveLearn
Compact Actively-Shielded Magnetic Field Coil within Mu-Metal Shields for ACME Electric Dipole Moment MeasurementsA system of actively-shielded coils and mu-metal shields is devised, constructed and shown to provide the stable and spatially uniform magnetic field needed for the ACME III electron electric dipole…S. Liu, M. Watts, C. Diver et al.·Aug 11, 2026SaveLearn