Thermalization near integrability in a dipolar quantum Newton's cradle

Y Tang, W Kao, KY Li, S Seo, K Mallayya, M Rigol… - Physical Review X, 2018 - APS
Isolated quantum many-body systems with integrable dynamics generically do not
thermalize when taken far from equilibrium. As one perturbs such systems away from the …

State-dependent optical lattices for the strontium optical qubit

A Heinz, AJ Park, N Šantić, J Trautmann, SG Porsev… - Physical review …, 2020 - APS
We demonstrate state-dependent optical lattices for the Sr optical qubit at the tune-out
wavelength for its ground state. We tightly trap excited state atoms while suppressing the …

High-precision measurements of the -line tune-out wavelength

RH Leonard, AJ Fallon, CA Sackett, MS Safronova - Physical Review A, 2015 - APS
We report an experimental measurement of a light wavelength at which the ac electric
polarizability equals zero for Rb 87 atoms in the F= 2 ground hyperfine state. The …

Precision spectroscopy of helium in a magic wavelength optical dipole trap

RJ Rengelink, Y Van Der Werf, R Notermans… - Nature Physics, 2018 - nature.com
Improvements in both theory and frequency metrology of few-electron systems such as
hydrogen and helium have enabled increasingly sensitive tests of quantum …

Tune-Out and Magic Wavelengths for Ground-State Molecules

R Bause, M Li, A Schindewolf, XY Chen, M Duda… - Physical Review Letters, 2020 - APS
We demonstrate a versatile, state-dependent trap** scheme for the ground and first
excited rotational states of Na 23 K 40 molecules. Close to the rotational manifold of a …

Widely tunable, narrow linewidth external-cavity gain chip laser for spectroscopy between 1.0–1.1 µm

DK Shin, BM Henson, RI Khakimov, JA Ross… - Optics …, 2016 - opg.optica.org
We have developed and characterised a stable, narrow linewidth external-cavity laser (ECL)
tunable over 100 nm around 1080 nm, using a single-angled-facet gain chip. We propose …

Magic-zero and magic wavelengths of the Ca atom

RK Zhang, J Jiang, CZ Dong, YB Tang - Physical Review A, 2023 - APS
The relativistic configuration interaction plus many-body perturbation (RCI+ MBPT) method
is utilized to calculate the wave functions, energy levels, and reduced E 1 transition matrix …

Measurement of a helium tune-out frequency: an independent test of quantum electrodynamics

BM Henson, JA Ross, KF Thomas, CN Kuhn, DK Shin… - Science, 2022 - science.org
Despite quantum electrodynamics (QED) being one of the most stringently tested theories
underpinning modern physics, recent precision atomic spectroscopy measurements have …

State-dependent potentials for the and clock states of neutral ytterbium atoms

TO Höhn, E Staub, G Brochier, N Darkwah Oppong… - Physical Review A, 2023 - APS
We present measurements of three distinctive state-dependent wavelengths for the S 0 1-P
0 3 clock transition in 174 Yb atoms. Specifically, we determine two magic wavelengths at …

Anisotropic dependence of tune-out wavelength near Dy 741-nm transition

W Kao, Y Tang, NQ Burdick, BL Lev - Optics Express, 2017 - opg.optica.org
We report the first measurement of a tune-out wavelength for ground-state bosonic Dy and
linearly polarized light. The tune-out wavelength is measured as a detuning from the nearby …