Calculation of the local environment of a barium monofluoride molecule in a neon matrixThe local environment of a barium monofluoride (BaF) molecule embedded in a neon matrix is studied theoretically. The energy of the BaF-Ne triatomic system is calculated with a scalar relativistic…R. L. Lambo, G. K. Koyanagi, M. Horbatsch et al.·May 18, 2023SaveLearn
Deflection of barium monofluoride molecules using the bichromatic force: A density-matrix simulationA full density-matrix simulation is performed for optical deflection of a barium monofluoride (138Ba19F) beam using the bichromatic force, which employs pairs of counter-propagating laser…A. Marsman, M. Horbatsch, E. A. Hessels·May 18, 2023SaveLearn
Ultrashort Neq+ Ion Pulses for Use in Pump-Probe Experiments: Numerical SimulationsA time resolved experiment to investigate the ultrafast dynamics following an ion impact onto a solid surface requires an ultrashort ion pump pulse in combination with a properly synchronized and…P. Kucharczyk, A. Golombek, M. Schleberger et al.·May 17, 2023SaveLearn
Ultrastable optical, XUV and soft-x-ray clock transitions in open-shell highly charged ionsHighly charged ions (HCIs) are insensitive to external perturbations and are attractive for the development of ultrastable clocks. However, only a few HCI candidates are known to provide optical…Chunhai Lyu, Christoph H. Keitel, Zoltán Harman·May 16, 2023SaveLearn
EIT spectra of Rydberg atoms dressed with dual-tone radio-frequency fieldsWe examine spectral signatures of Rydberg atoms driven with near-resonant dual-tone radio-frequency (RF) fields in the regime of strong driving. We experimentally demonstrate and theoretically model…Maitreyi Jayaseelan, Andrew P. Rotunno, Nikunjkumar Prajapati et al.·May 16, 2023SaveLearn
Atom interferometry with coherent enhancement of Bragg pulse sequencesWe report here on the realization of light-pulse atom interferometers with Large-momentum-transfer atom optics based on a sequence of Bragg transitions. We demonstrate momentum splitting up to 200…Ashley Béguin, Tangui Rodzinka, Léo Calmels et al.·May 16, 2023SaveLearn
Double-quantum spectroscopy of dense atomic vapors: interplay between Doppler and self-broadeningsIn this article, we present a simulation study of the linear and nonlinear spectroscopy of dense atomic vapors. Motivated by recent experiments, we focus on double quantum spectroscopy which directly…Cyril Falvo, Hebin Li·May 16, 2023SaveLearn
Satellite radio detection via dual-microwave Rydberg spectroscopyRydberg electric field sensors exploit the large number of Rydberg resonances to provide sensitivity over a broad range of the electromagnetic spectrum. However, due to the difficulty of accessing…Peter K Elgee, Joshua C Hill, Kermit-James E Leblanc et al.·May 15, 2023SaveLearn
A Dual-Species Atom Interferometer Payload for Operation on Sounding RocketsWe report on the design and the construction of a sounding rocket payload capable of performing atom interferometry with Bose-Einstein condensates of 41K and 87Rb. The apparatus is designed…Michael Elsen, Baptist Piest, Fabian Adam et al.·May 15, 2023SaveLearn
Probing Electronic Motion and Core Potential by Coulomb-reshaped Terahertz RadiationThe nature of electronic motion and structural information of atoms and molecules is encoded into strong-field induced radiations ranging from terahertz (THz) to extreme ultraviolet wavelength. The…Ziyang Gan, Kaixuan Zhang, Yuan Gao et al.·May 15, 2023SaveLearn
Transporting cold atoms towards a GaN-on-sapphire chip via an optical conveyor beltTrapped atoms on photonic structures inspire many novel quantum devices for quantum information processing and quantum sensing. Here, we have demonstrated a hybrid photonic-atom chip platform based…Lei Xu, Ling-Xiao Wang, Guang-Jie Chen et al.·May 13, 2023SaveLearn
Grating magneto-optical traps with complicated level structuresWe study the forces and optical pumping within grating magneto-optical traps (MOTs) operating on transitions with non-trivial level structure. In contrast to the standard six-beam MOT configuration,…D. S. Barker, P. K. Elgee, A. Sitaram et al.·May 12, 2023SaveLearn
Relativistic Stark energies of hydrogen-like ionsThe relativistic energies and widths of hydrogen-like ions exposed to the uniform electric field are calculated. The calculations are performed for the ground and lowest excited states using the…I. A. Maltsev, D. A. Tumakov, R. V. Popov et al.·May 12, 2023SaveLearn
Photoelectron signature of dressed-atom stabilization in intense XUV fieldNon-perturbative resonant multiphoton ionization (1+1) is studied using the resolvent operator technique. Scaling parameters for effective two-level Hamiltonians are computed for hydrogen and…Edvin Olofsson, Jan Marcus Dahlström·May 12, 2023SaveLearn
Wigner Time Delay in Photoionization: A 1D Model StudyIn scattering theory, the Wigner-Smith time delay, calculated through a phaseshift derivative or its multichannel generalization, has been demonstrated to measure the amount of delay or advance…Karim I. Elghazawy, Chris H. Greene·May 12, 2023SaveLearn
Intensity-resolved measurement of above-threshold ionization of Ar-H2OAbove-treshold ionization (ATI) by femtosecond laser pulses centered at 515\,nm is studied for a gas mixture containing the Van-der-Waals complex Ar-H2O. By detecting photoions and -electrons in…Adrian Platz, Sebastian Hell, Yinyu Zhang et al.·May 11, 2023SaveLearn
Ab initio study of electronic states and radiative properties of the AcF moleculeRelativistic coupled-cluster calculations of the ionization potential, dissociation energy, and excited electronic states under 35,000 cm-1 are presented for the actinium monofluoride (AcF)…Leonid V. Skripnikov, Alexander V. Oleynichenko, Andréi Zaitsevskii et al.·May 11, 2023SaveLearn
Screening of electric field and nuclear EDM in non-stationary states of atoms and moleculesAccording to the Schiff theorem, an external electric field vanishes at atomic nucleus in a neutral atom in a stationary state, i.e. it is completely shielded by electrons. This makes a nuclear…V. V. Flambaum·May 11, 2023SaveLearn
Sequantial large momentum transfer exploiting rectangular Raman pulsesIt is proposed to use rectangular Raman pulses for the technique of sequantial large momentum transfer. It is shown that the small parameters that make it possible to use this technology for…B. Dubetsky·May 10, 2023SaveLearn
Calculation of hyperfine structure of erbium and fermiumA version of the configuration interaction method, which has been recently developed to deal with large number of valence electrons, has been used to calculate magnetic dipole and electric quadrupole…V. A. Dzuba, V. V. Flambaum·May 9, 2023SaveLearn
Atomic gravimeter robust to environmental effectsAtomic accelerometers and gravimeters are usually based on freely-falling atoms in atomic fountains, which not only limits their size, but also their robustness to environmental factors such as…Cristian D. Panda, Matt Tao, Miguel Ceja et al.·May 9, 2023SaveLearn
Ergodicity breaking in rapidly rotating C60 fullerenesErgodicity, the central tenet of statistical mechanics, requires that an isolated system will explore all of its available phase space permitted by energetic and symmetry constraints. Mechanisms for…Lee R. Liu, Dina Rosenberg, P. Bryan Changala et al.·May 9, 2023SaveLearn
Excitation of 87Rb Rydberg atoms to nS and nD states (n≤68) via an optical nanofiberCold Rydberg atoms are a promising platform for quantum technologies and combining them with optical waveguides has the potential to create robust quantum information devices. Here, we experimentally…Alexey Vylegzhanin, Dylan J. Brown, Aswathy Raj et al.·May 9, 2023SaveLearn
Formation of narrow atomic lines of Rb in the UV region using a magnetic fieldMagnetically induced (MI) transitions (Fg = 1 → Fe= 3) of 87Rb D2 line are among the most promising atomic transitions for applications in laser physics. They…Ara Tonoyan, Armen Sargsyan, Rodolphe Momier et al.·May 9, 2023SaveLearn
Simulations of a frequency-chirped magneto-optical trap of MgFWe simulate the capture process of MgF molecules into a frequency-chirped molecular MOT. Our calculations show that by chirping the frequency, the MOT capture velocity is increased by about of factor…Kayla J. Rodriguez, Nickolas H. Pilgram, Daniel S. Barker et al.·May 8, 2023SaveLearn