Long-range Rydberg-atom–ion molecules of Rb and Cs

A Duspayev, X Han, MA Viray, L Ma, J Zhao… - Physical Review …, 2021 - APS
We propose a novel type of Rydberg dimer, consisting of a Rydberg-state atom bound to a
distant positive ion. The molecule is formed through long-range electric-multipole interaction …

High-angular-momentum Rydberg states in a room-temperature vapor cell for dc electric-field sensing

A Duspayev, R Cardman, DA Anderson, G Raithel - Physical Review Research, 2024 - APS
We prepare and analyze Rydberg states with orbital quantum numbers ℓ≤ 6 using three-
optical-photon electromagnetically induced transparency (EIT) and radio frequency (rf) …

Quantum defects of levels of Cs Rydberg atoms

J Bai, R Song, J Fan, Y Jiao, J Zhao, S Jia, G Raithel - Physical Review A, 2023 - APS
We present precise measurements of the quantum defects of cesium n FJ Rydberg levels.
We employ high-precision microwave spectroscopy of (n+ 2) D 5/2→ n F 5/2, 7/2 transitions …

Trilobites, butterflies, and other exotic specimens of long-range Rydberg molecules

MT Eiles - Journal of Physics B: Atomic, Molecular and Optical …, 2019 - iopscience.iop.org
This PhD tutorial discusses ultra-long-range Rydberg molecules, the exotic bound states of
a Rydberg atom and one or more ground state atoms immersed in the Rydberg electron's …

Deeply bound () and molecules for eight spin couplings

JL MacLennan, YJ Chen, G Raithel - Physical Review A, 2019 - APS
We observe long-range Rb 85 and Rb 87 (24 DJ+ 5 S 1/2) Rydberg molecules for eight
different spin couplings, with binding energies up to 440 MHz and subpercent relative …

Hyperfine structure of Rydberg states in

R Cardman, G Raithel - Physical Review A, 2022 - APS
We measure the hyperfine structure of n P 1/2 Rydberg states for n= 42, 43, 44, and 46 using
mm-wave spectroscopy on an ensemble of laser-cooled Rb 85 atoms. Systematic …

Distinct antiblockade features of strongly interacting Rydberg atoms under a two-color weak excitation scheme

S Bai, X Tian, X Han, Y Jiao, J Wu, J Zhao… - New Journal of …, 2020 - iopscience.iop.org
We present distinct antiblockade features of strongly interacting 64D 5/2 Rydberg atoms
employing a two-color excitation scheme. The first color (pulse A) is set to resonantly excite …

Time dependence of Rydberg EIT in pulsed optical and RF fields

RE Sapiro, G Raithel, DA Anderson - Journal of Physics B …, 2020 - iopscience.iop.org
We investigate the time dependence of atom-light and atom-RF field interactions in Rydberg
electromagnetically-induced transparency (EIT) in a room-temperature and heated vapour …

Nonadiabatic decay of Rydberg-atom–ion molecules

A Duspayev, G Raithel - Physical Review A, 2022 - APS
The decay of Rydberg-atom–ion molecules (RAIMs) due to nonadiabatic couplings between
electronic potential-energy surfaces is investigated. We employ the Born-Huang …

Rydberg electromagnetically induced transparency in 40K ultracold Fermi gases

G Bian, B Shan, L Huang, J Zhang - Chinese Optics Letters, 2023 - opg.optica.org
We report the measurement of the electromagnetically induced transparency (EIT) with
Rydberg states in ultracold K40 Fermi gases, which is obtained through a two-photon …