Extending bandwidth sensitivity of Rydberg-atom-based microwave electrometry using an auxiliary microwave field

Y Cui, FD Jia, JH Hao, YH Wang, F Zhou, XB Liu… - Physical Review A, 2023 - APS
We demonstrate the use of an auxiliary microwave field to extend the bandwidth sensitivity
of Rydberg-atom-based microwave electrometry. Electromagnetically induced transparency …

Electromagnetically induced transparency, absorption, and microwave-field sensing in a Rb vapor cell with a three-color all-infrared laser system

N Thaicharoen, KR Moore, DA Anderson, RC Powel… - Physical Review A, 2019 - APS
A comprehensive study of three-photon electromagnetically induced transparency (EIT) and
absorption (EIA) on the rubidium cascade 5 S 1/2→ 5 P 3/2 (laser wavelength 780 nm), 5 P …

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) …

Transfer phase of microwave to beat amplitude in a Rydberg atom-based mixer by Zeeman modulation

FD Jia, HY Zhang, XB Liu, J Mei, YH Yu… - Journal of Physics B …, 2021 - iopscience.iop.org
Microwave phase detection is an essential technique in antenna metrology, radar, and
communications. The Rydberg atom-based mixer has been successful in the measurement …

A millimeter-wave atomic receiver

R Legaie, G Raithel, DA Anderson - AVS Quantum Science, 2024 - pubs.aip.org
Rydberg quantum sensors are sensitive to radio-frequency fields across an ultra-wide
frequency range spanning megahertz to terahertz electromagnetic waves resonant with …

Magnetic-field-induced splitting of Rydberg Electromagnetically Induced Transparency and Autler-Townes spectra in 87Rb vapor cell

X Li, Y Cui, J Hao, F Zhou, Y Wang, F Jia, J Zhang… - Optics …, 2023 - opg.optica.org
We theoretically and experimentally investigate the Rydberg electromagnetically induced
transparency (EIT) and Autler-Townes (AT) splitting of^ 87Rb vapor under the combined …

Microwave spectroscopy and Zeeman effect of cesium Rydberg transitions

J Bai, R Song, Z Li, Y Jiao, G Raithel, J Zhao, S Jia - Physical Review A, 2024 - APS
We report on high-resolution microwave spectroscopy of cesium Rydberg (n+ 2) D 5/2→ n
FJ transitions in a cold atomic gas. Atoms laser-cooled and trapped in a magnetic-optical …

Dispersive microwave electrometry using Zeeman frequency modulation spectroscopy of electromagnetically induced transparency in Rydberg atoms

F Jia, Y Yu, X Liu, X Zhang, L Zhang, F Wang, J Mei… - Applied Optics, 2020 - opg.optica.org
We herein developed and demonstrated a Zeeman frequency modulation scheme for
improving the signal-to-noise ratio of microwave electric field measurement using Rydberg …

Optimizing the Rydberg EIT spectrum in a thermal vapor

HJ Su, JY Liou, IC Lin, YH Chen - Optics Express, 2022 - opg.optica.org
We present Rydberg-state electromagnetically-induced-transparency (EIT) measurements
examining the effects of laser polarization, magnetic fields, laser intensities, and the optical …

Optical-optical double resonance spectroscopy of Rb 5D3/2, 5/2 in magnetic fields

ZS Xu, MH Cai, SH You, SS Zhang, HP Liu - Spectrochimica Acta Part B …, 2022 - Elsevier
We have investigated the optical-optical double resonance (OODR) spectroscopy of 87 Rb
for transition 5S 1/2→ 5P 3/2→ 5D 3/2, 5/2 in magnetic fields. Unlike the electromagnetically …