Theory and applications of atomic and ionic polarizabilities

J Mitroy, MS Safronova, CW Clark - Journal of Physics B: Atomic …, 2010 - iopscience.iop.org
Atomic polarization phenomena im**e upon a number of areas and processes in physics.
The dielectric constant and refractive index of any gas are examples of macroscopic …

Erasure conversion for fault-tolerant quantum computing in alkaline earth Rydberg atom arrays

Y Wu, S Kolkowitz, S Puri, JD Thompson - Nature communications, 2022 - nature.com
Executing quantum algorithms on error-corrected logical qubits is a critical step for scalable
quantum computing, but the requisite numbers of qubits and physical error rates are …

Universal Gate Operations on Nuclear Spin Qubits in an Optical Tweezer Array of Atoms

S Ma, AP Burgers, G Liu, J Wilson, B Zhang… - Physical Review X, 2022 - APS
Neutral atom arrays are a rapidly develo** platform for quantum science. Recently,
alkaline earth atoms (AEAs) have attracted interest because their unique level structure …

Alkaline-earth atoms in optical tweezers

A Cooper, JP Covey, IS Madjarov, SG Porsev… - Physical Review X, 2018 - APS
We demonstrate single-shot imaging and narrow-line cooling of individual alkaline-earth
atoms in optical tweezers; specifically, strontium trapped in 515.2-nm light. Our approach …

Repetitive Readout and Real-Time Control of Nuclear Spin Qubits in Atoms

W Huie, L Li, N Chen, X Hu, Z Jia, WKC Sun, JP Covey - PRX Quantum, 2023 - APS
We demonstrate high-fidelity repetitive measurements of nuclear spin qubits in an array of
neutral ytterbium-171 (171 Yb) atoms. We show that the qubit state can be measured with a …

Recent advances in the study of lanthanide atoms and ions

E Biémont, P Quinet - Physica Scripta, 2003 - iopscience.iop.org
We present an overview of the recent developments concerning the spectroscopic
properties of lanthanide atoms and ions (Z= 57–71). This review is focussed on the …

Observation of cold collisions between trapped ions and trapped atoms

AT Grier, M Cetina, F Oručević, V Vuletić - Physical review letters, 2009 - APS
We study cold collisions between trapped ions and trapped atoms in the semiclassical
(Langevin) regime. Using Yb+ ions confined in a Paul trap and Yb atoms in a magneto …

Blackbody-radiation shift in the Sr optical atomic clock

MS Safronova, SG Porsev, UI Safronova… - Physical Review A …, 2013 - APS
We evaluated the static and dynamic polarizabilities of the 5 s 2 1 S 0 and 5 s 5 p 3 P 0 o
states of Sr using the high-precision relativistic configuration interaction combined with the …

Possibility of an optical clock using the transition in atoms held in an optical lattice

SG Porsev, A Derevianko, EN Fortson - Physical Review A, 2004 - APS
We report calculations assessing the ultimate precision of an atomic clock based on the 578
nm 6 1 S 0→ 6 3 P 0 transition in Yb atoms confined in an optical lattice trap. We find that …

High-accuracy measurement of atomic polarizability in an optical lattice clock

JA Sherman, ND Lemke, N Hinkley, M Pizzocaro… - Physical Review Letters, 2012 - APS
Presently, the Stark effect contributes the largest source of uncertainty in a ytterbium optical
atomic clock through blackbody radiation. By employing an ultracold, trapped atomic …