Spectroscopy and Modeling of Rydberg States for High-Fidelity Two-Qubit Gates

M Peper, Y Li, DY Knapp, M Bileska, S Ma, G Liu… - Physical Review X, 2025 - APS
Highly excited Rydberg states and their interactions play an important role in quantum
computing and simulation. These properties can be predicted accurately for alkali atoms …

[HTML][HTML] ARC 3.0: An expanded Python toolbox for atomic physics calculations

EJ Robertson, N Šibalić, RM Potvliege… - Computer Physics …, 2021 - Elsevier
Abstract ARC 3.0 is a modular, object-oriented Python library combining data and algorithms
to enable the calculation of a range of properties of alkali and divalent atoms. Building on …

Multichannel quantum defect theory of strontium bound Rydberg states

CL Vaillant, MPA Jones… - Journal of Physics B …, 2014 - iopscience.iop.org
Using the reactance matrix approach, we systematically develop new multichannel quantum
defect theory (MQDT) models for the singlet and triplet S, P, D and F states of strontium …

Number-resolved imaging of Sr atoms in a long working distance optical tweezer

N Jackson, R Hanley, M Hill, F Leroux, C Adams… - SciPost Physics, 2020 - scipost.org
We demonstrate number-resolved detection of individual strontium atoms in a long working
distance low numerical aperture (NA= 0.26) tweezer. Using a camera based on single …

Rydberg electrometry for optical lattice clocks

W Bowden, R Hobson, P Huillery, P Gill, MPA Jones… - Physical Review A, 2017 - APS
Electrometry is performed using Rydberg states to evaluate the quadratic Stark shift of the 5
s 2 S 0 1-5 s 5 p P 0 3 clock transition in strontium. By measuring the Stark shift of the highly …

[HTML][HTML] mqdtfit: A collection of Python functions for empirical multichannel quantum defect calculations

RM Potvliege - Computer Physics Communications, 2024 - Elsevier
The Python functions distributed with this article can be used for calculating the parameters
of multichannel quantum defect theory models describing excited bound states of complex …

Addendum: Multichannel quantum defect theory of strontium bound Rydberg states (2014 J. Phys. B: At. Mol. Opt. Phys. 47 155001)

CL Vaillant, MPA Jones… - Journal of Physics B …, 2024 - iopscience.iop.org
Newly calculated multichannel quantum defect theory parameters and channel fractions are
presented for the singlet and triplet S, P and D series and singlet F series of strontium. These …

[CITAZIONE][C] Development of an experimental apparatus for ultracold Rydberg atoms

L Couturier, I Nosske, C Qiao, F Hu, CZ Tan, P Chen… - transition