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Related papers: Rydberg Atom Sensors in Multichromatic Radio Frequ…

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In this paper, we present a comprehensive investigation into the sensitivity of a Rydberg atom electric field sensor, with a specific focus on the minimum detectable field (MDF) as a key metric. The study utilizes one-mode Floquet theory to…

Atomic Physics · Physics 2023-09-26 Tianhao Wu

We examine spectral signatures of Rydberg atoms driven with near-resonant dual-tone radio-frequency (RF) fields in the regime of strong driving. We experimentally demonstrate and theoretically model a variety of nonlinear and multiphoton…

Electric field sensors based on Rydberg atoms offer unique capabilities, relative to traditional sensors, for detecting radio-frequency signals. In this work, we demonstrate simultaneous demodulation and detection of five rf tones spanning…

Atomic Physics · Physics 2023-01-11 David H. Meyer , Joshua C. Hill , Paul D. Kunz , Kevin C. Cox

Radio frequencies in the HF and VHF (3 MHz to 300 MHz) bands are challenging for Rydberg atom-based detection schemes, as resonant detection requires exciting the atoms to extremely high energy states. We demonstrate a method for detecting…

We present a Rydberg atom-based microwave electric field sensor that achieves extended dynamic range and enhanced sensitivity across a broad bandwidth. By characterizing the Autler-Townes (AT) splitting induced by a single-tone microwave…

Atomic Physics · Physics 2026-01-28 Hsuan-Jui Su , Shao-Cheng Fang , Ting-An Li , Chen-Hao Chang , Yu-Chi Chen , Yi-Hsin Chen

Rydberg atoms exhibit remarkable sensitivity to electromagnetic fields, making them promising candidates for revolutionizing field sensors. Unlike conventional antennas, they neither disturb the measured field nor necessitate intricate…

Rydberg atomic receivers (RARs) leverage the quantum coherence of highly excited atoms to overcome the intrinsic physical limitations of conventional radio frequency receivers (RFRs), particularly in sensitivity, and bandwidth. This…

Signal Processing · Electrical Eng. & Systems 2025-08-01 Yin Zhang , Jiayi Zhang , Bokai Xu , Yuanbin Chen , Zhilong Liu , Jiakang Zheng , Enyu Shi , Ziheng Liu , Tierui Gong , Wei E. I. Sha , Chau Yuen , Shi Jin , Bo Ai

Rydberg atoms efficiently link photons between the radio-frequency (RF) and optical domains. They furnish a medium in which the presence of an RF-field imprints on the transmission of a probe laser beam by altering the coherent coupling…

This topical review addresses how Rydberg atoms can serve as building blocks for emerging quantum technologies. Whereas the fabrication of large numbers of artificial quantum systems with the uniformity required for the most attractive…

Atomic Physics · Physics 2020-01-08 C. S. Adams , J. D. Pritchard , J. P. Shaffer

A crucial step towards enabling real-world applications for quantum sensing devices such as Rydberg atom electric field sensors is reducing their size, weight, power, and cost (SWaP-C) requirements without significantly reducing…

Rydberg atoms in a gas form are highly sensitive electric field probes capable of detecting and measuring the amplitude, phase, and polarization of broadband time-varying signals. Here, we present the performance of a frequency modulated…

Rydberg atoms have shown significant promise as the basis for highly sensitive detectors of continuous radio-frequency (RF) E-fields. Here, we study their time-dependent response to pulse-modulated RF E-fields at 19.4 GHz using a cesium…

Atomic Physics · Physics 2022-03-04 Stephanie M. Bohaichuk , Donald Booth , Kent Nickerson , Harry Tai , James P. Shaffer

We introduce a novel method to engineer sharply peaked, distance-selective interactions between neutral atoms by exploiting interaction-induced resonances within a resonantly driven Rydberg ladder system. By tuning laser parameters, a…

Atomic Physics · Physics 2025-07-24 Mohammadsadegh Khazali

Rydberg atom based sensors allow for SI traceable measurements and show promise for applications in the field of communication and radar technologies. In this article, we investigate the bandwidth and sensitivity of a Rydberg atom-based…

We present an innovative frequency comb methodology utilizing pulsed lasers for Rydberg atoms and implement it for electric field measurement. It achieves the Rydberg state population of multi-velocity group atoms through the two-photon…

Atomic Physics · Physics 2025-07-14 Ke Di , Chenglin Ye , Yijie Du , Yu Liu , Feng Gao , Jiajia Du , Jun He

We present a self-calibrating, SI-traceable broadband Rydberg-atom-based radio-frequency (RF) electric field probe (the Rydberg Field Probe or RFP) and measurement instrument (Rydberg Field Measurement System or RFMS). The RFMS comprises an…

Atomic Physics · Physics 2021-08-12 David Alexander Anderson , Rachel Elizabeth Sapiro , Georg Raithel

The development of a microwave electrometer with inherent uncertainty approaching its ultimate limit carries both fundamental and technological significance. Recently, the Rydberg electrometer has garnered considerable attention due to its…

Quantum Physics · Physics 2023-11-14 Hai-Tao Tu , Kai-Yu Liao , Guo-Dong He , Yi-Fei Zhu , Si-Yuan Qiu , Hao Jiang , Wei Huang , Wu Bian , Hui Yan , Shi-Liang Zhu

The significant progress of quantum sensing technologies offer numerous radical solutions for measuring a multitude of physical quantities at an unprecedented precision. Among them, Rydberg atomic quantum receivers (RAQRs) emerge as an…

Signal Processing · Electrical Eng. & Systems 2026-01-16 Tierui Gong , Jiaming Sun , Chau Yuen , Guangwei Hu , Yufei Zhao , Yong Liang Guan , Chong Meng Samson See , Mérouane Debbah , Lajos Hanzo

Although Rydberg atom-based electric field sensing provides key advantages over traditional antenna-based detection, it remains limited by the need for a local oscillator (LO) for low-field and phase resolved detection. In this work, we…

Measurement sensitivity is one of the critical indicators for Rydberg atomic radio receivers. This work quantitatively studies the relationship between the atomic superheterodyne receiver's sensitivity and the number of atoms involved in…