Microwave electrometry with bichromatic electromagnetically induced transparency in Rydberg atoms

M Han, H Hao, X Song, Z Yin, M Parniak, Z Jia… - EPJ Quantum …, 2023 - Springer
A scheme for measuring microwave (MW) electric (E) fields is proposed based on
bichromatic electromagnetically induced transparency (EIT) in Rydberg atoms. A …

[HTML][HTML] Efficient optical isolator via dual-Raman process with chiral nonlinearity

M Han, Y He, Q Li, X Song, Y Wang, A Yang, Q Zeng… - Results in Physics, 2023 - Elsevier
A scheme for optical nonreciprocity is proposed via dual-mode Raman process in thermal
atoms. We investigate a far-detuned nonlinear Raman process, with the assistance of the …

Gain measurement of microwave antenna with heterodyne bichromatic excitation in Rydberg atoms

S Ge, G Ren, W Wang, Y You, Z Jia, B Chen… - Optics …, 2024 - opg.optica.org
We propose a scheme for gain measurement of microwave (MW) antenna with heterodyne
bichromatic excitation in Rydberg atoms via electromagnetically induced transparency (EIT) …

Enhanced microwave metrology using an optical grating in Rydberg atoms

S Zhao, Z Yin, X Song, Z Jia, L Wang, B Chen… - Applied Optics, 2023 - opg.optica.org
An enhanced measurement of the microwave (MW) electric (E) field is proposed using an
optical grating in Rydberg atoms. Electromagnetically induced transparency (EIT) of …

Enhanced microwave electrometry with intracavity anomalous dispersion in Rydberg atoms

YD Peng, JL Wang, C Li, X Lu, YH Qi, AH Yang… - Optical and Quantum …, 2020 - Springer
Intracavity anomalous dispersion is investigated and proposed to enhance detection
sensitivity of weak microwave electric field with Rydberg atoms. When the Rydberg atoms …

Sensitive detection of radio-frequency field phase with interacting dark states in Rydberg atoms

L Lin, Y He, Z Yin, D Li, Z Jia, Y Zhao, B Chen… - Applied Optics, 2022 - opg.optica.org
An efficient scheme of phase measurement of a radio-frequency (RF) field is proposed by
interacting dark states. Under the condition of electromagnetically induced transparency …

Enhanced measurement of microwave electric fields with collective Rabi splitting

A Yang, W Zhou, S Zhao, Y Xu, F Jelezko, Y Li, Y Peng - JOSA B, 2020 - opg.optica.org
The collective effects of intracavity Rydberg atoms are investigated and proposed to detect
microwave (MW) electric (E) fields with collective Rabi splitting (CRS). When a cavity field …

Proposal of Rydberg atomic receiver for amplitude-modulated microwave signals with active Raman gain

Y Cai, J Wang, L Lin, X Lu, Y Li, Y Peng - Applied Optics, 2020 - opg.optica.org
An efficient scheme for a microwave (MW) receiver is proposed based on the active Raman
gain (ARG) in Rydberg atoms. The^ 87Rb atoms are excited to the Rydberg state (53D_5/2) …

Enhancing optical delay using cross-Kerr nonlinearity in Rydberg atoms

S Zhao, W Zhou, Y Cai, Z Chang, Q Zeng, Y Peng - Applied Optics, 2020 - opg.optica.org
A scheme to enhance the optical delay in Rydberg atoms is proposed. In the linear case, the
optical delay in a four-level system can be significantly enhanced compared to that of the …

Multi-band THz white light cavity in Landau-quantized graphene

Y Peng, W Zhou, L Lin, B Chen, Y Cai, A Liang… - Physica E: Low …, 2021 - Elsevier
A double-band terahertz (THz) white light cavity (WLC) scheme is proposed based on the
enhanced nonlinear dispersion in a four-level Y-type graphene system. Double anomalous …