Fine and hyperfine interactions in 171YbOH and 173YbOHThe odd isotopologues of ytterbium monohydroxide, 171,173YbOH, have been identified as promising molecules in which to measure parity (P) and time reversal (T) violating physics. Here we…Nickolas H. Pilgram, Arian Jadbabaie, Yi Zeng et al.·Apr 23, 2021SaveLearn
High-Flux Cold Ytterbium Atomic Beam Source Using Two-Dimensional Laser Cooling with Intercombination TransitionWe demonstrate a high-flux and low transverse temperature atomic beam of ytterbium by applying two-dimensional cooling using the 1S0-3P1 intercombination transition…Toshiyuki Hosoya, Ryotaro Inoue, Tomoya Sato et al.·Apr 23, 2021SaveLearn
Spatial and temporal distribution of a 1-MeV proton microbeam guided through a poly(tetrafluoroethylene) macrocapillaryWe present computer simulations about the spatial and temporal evolution of a 1-MeV proton microbeam transmitted through an insulating macrocapillary with the length of 45 mm and with the inner…G. U. L. Nagy, Z. T. Gaál, I. Rajta et al.·Apr 23, 2021SaveLearn
Evidence for association of triatomic molecule in ultracold 23Na40K and 40K mixtureUltracold assembly of diatomic molecules has enabled great advances in controlled chemistry, ultracold chemical physics, and quantum simulation with molecules. Extending the ultracold association to…Huan Yang, Xin-Yao Wang, Zhen Su et al.·Apr 23, 2021SaveLearn
Giant Kerr nonlinearities and magneto-optical rotations in a Rydberg-atom gas via double electromagnetically induced transparencyWe investigate the Kerr and magneto-optical effects for a probe laser field with two orthogonally polarized components, propagating in a cold Rydberg atomic gas with an inverted-Y-type level…Yue Mu, Lu Qin, Zeyun Shi et al.·Apr 22, 2021SaveLearn
RF-induced heating dynamics of non-crystallized trapped ionsWe investigate the energy dynamics of non-crystallized (melted) ions, confined in a Paul trap. The non-periodic Coulomb interaction experienced by melted ions forms a medium for non-conservative…Martin W. van Mourik, Pavel Hrmo, Lukas Gerster et al.·Apr 21, 2021SaveLearn
Electromagnetically induced transparency in a V-system with 87Rb vapor in the hyperfine Paschen-Back regimeWe observe EIT in a V-system in a thermal rubidium-87 vapour in the hyperfine Paschen-Back regime, realised with a 0.6 T axial magnetic field. In this regime energy levels are no longer degenerate…Clare R Higgins, Ifan G Hughes·Apr 21, 2021SaveLearn
Generalization of Kirchhoff's Law: The inherent relations between quantum efficiency and emissivityPlanck's law of thermal radiation depends only on the temperature T and emissivity . It is one of the most fundamental discoveries about light-matter interaction that led to the…Matej Kurtulik, Michal Shimanovich, Rafi Weill et al.·Apr 20, 2021SaveLearn
Collisions in a dual-species magneto-optical trap of molecules and atomsWe study inelastic collisions between CaF molecules and 87Rb atoms in a dual-species magneto-optical trap. The presence of atoms increases the loss rate of molecules from the trap. By measuring…S. Jurgilas, A. Chakraborty, C. J. H. Rich et al.·Apr 20, 2021SaveLearn
Different atom trapping geometries with time averaged adiabatic potentialsIn this article, we have theoretically studied the time averaged adiabatic potential (TAAP) scheme for realizing different atom trapping geometries. It is shown that by varying time orbiting…Sourabh Sarkar, S. P. Ram, V. B. Tiwari et al.·Apr 19, 2021SaveLearn
Two-Color Optical Nonlinearity in an Ultracold Rydberg Atom Gas MixtureWe report the experimental observation of strong two-color optical nonlinearity in an ultracold gas of 85Rb-87Rb atom mixture. By simultaneously coupling two probe…Cheng Chen, Fan Yang, Xiaoling Wu et al.·Apr 18, 2021SaveLearn
Characterizing the Zeeman slowing force for 40Ca19F moleculesIn this paper we investigate the feasibility of Zeeman slowing calcium monofluoride (CaF) molecules originating from a cryogenic buffer gas cell. We measure the $A21/2 (v=0, J=12) -…P. Kaebert, M. Stepanova, T. Poll et al.·Apr 16, 2021SaveLearn
High-quality level-crossing resonances under counterpropagating circularly polarized light waves for applications in atomic magnetometryLevel-crossing (LC) resonances in a buffer-gas-filled cesium vapor cell are studied under counterpropagating pump and probe light waves with opposite circular polarizations. The waves excite the…D. V. Brazhnikov, V. I. Vishnyakov, S. M. Ignatovich et al.·Apr 16, 2021SaveLearn
Maximizing the capture velocity of molecular magneto-optical traps with Bayesian optimizationMagneto-optical trapping (MOT) is a key technique on the route towards ultracold molecular ensembles. However, the realization and optimization of magneto-optical traps with their wide parameter…S Xu, P Kaebert, M Stepanova et al.·Apr 16, 2021SaveLearn
Non-adiabatic ionization with tailored laser pulsesNon-adiabatic photo-ionization is difficult to control as it relies on the derivatives of the envelope and not on phase-details of the short ionizing pulse. Here, we introduce a catalyzing state,…Sajad Azizi, Ulf Saalmann, Jan M Rost·Apr 16, 2021SaveLearn
Surface science motivated by heating of trapped ions from the quantum ground stateFor the past two and a half decades, anomalous heating of trapped ions from nearby electrode surfaces has continued to demonstrate unexpected results. Caused by electric-field noise, this heating of…D. A. Hite, K. S. McKay, D. P. Pappas·Apr 15, 2021SaveLearn
Continuum-electron interferometry for enhancement of photoelectron circular dichroism and measurement of bound, free, and mixed contributions to chiral responseWe develop photoelectron interferometry based on laser-assisted extreme ultraviolet ionization for flexible and robust control of photoelectron circular dichroism in randomly oriented chiral…R. Esteban Goetz, Alexander Blech, Corbin Allison et al.·Apr 15, 2021SaveLearn
Studying and applying magnetic dressing with a Bell and Bloom magnetometerThe magnetic dressing phenomenon occurs when spins precessing in a static field (holding field) are subject to an additional, strong, alternating field. It is usually studied when such extra field is…Giuseppe Bevilacqua, Valerio Biancalana, Yordanka Dancheva et al.·Apr 15, 2021SaveLearn
A steady-state magneto-optical trap of fermionic strontium on a narrow-line transitionA steady-state magneto-optical trap (MOT) of fermionic strontium atoms operating on the 7.5 kHz-wide 1S0 - 3P1 transition is demonstrated. This MOT features $8.4 ×…Rodrigo González Escudero, Chun-Chia Chen, Shayne Bennetts et al.·Apr 14, 2021SaveLearn
The momentum distribution of two bosons in one dimension with infinite contact repulsion in harmonic trap gets analyticalFor a harmonically trapped system consisting of two bosons in one spatial dimension with infinite contact repulsion (hard core bosons), we derive an expression for the one-body density matrix…K. Bencheikh, L. M. Nieto, L. U. Ancarani·Apr 14, 2021SaveLearn
Towards Single Atom Computing via High Harmonic GenerationThe development of alternative platforms for computing has been a longstanding goal for physics, and represents a particularly pressing concern as conventional transistors approach the limit of…Gerard McCaul, Kurt Jacobs, Denys I. Bondar·Apr 13, 2021SaveLearn
An ultracold molecular beam for testing fundamental physicsWe use two-dimensional transverse laser cooling to produce an ultracold beam of YbF molecules. Through experiments and numerical simulations, we study how the cooling is influenced by the…X. Alauze, J. Lim, M. A. Trigatzis et al.·Apr 13, 2021SaveLearn
Decoding electron tunnelling delay time by embracing wave-particle dualityTunnelling lies at the heart of quantum mechanics and is a fundamental process in attosecond science, molecular biology, and quantum devices. Whether tunnelling takes time and how a microscopic…Chuncheng Wang, Xiaokai Li, Xiwang Liu et al.·Apr 13, 2021SaveLearn
Strong Field Ionization of Water II: Electronic and Nuclear Dynamics En Route to Double IonizationWe investigate the role of nuclear motion and strong-field-induced electronic couplings during the double ionization of deuterated water using momentum-resolved coincidence spectroscopy. By examining…Chuan Cheng, Zachary L. Streeter, Andrew J. Howard et al.·Apr 12, 2021SaveLearn
Preparation of one 87Rb and one 133Cs atom in a single optical tweezerWe report the preparation of exactly one 87Rb atom and one 133Cs atom in the same optical tweezer as the essential first step towards the construction of a tweezer array of individually…R V Brooks, S Spence, A Guttridge et al.·Apr 12, 2021SaveLearn