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Related papers: Rydberg atoms for electric field gradiometry

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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…

Novel sensors that leverage the quantum properties of atoms for measuring propagating electromagnetic fields are becoming increasingly practical for a variety of applications. These sensors rely on the phenomenon of electromagnetically…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Peter Vouras , Bariscan Yonel , Alexandra Artusio-Glimpse

Here, we demonstrate a gradiometry technique that significantly enhances the measurement sensitivity of such static fields, leading to new opportunities in the imaging of weakly magnetic systems. Our method relies on the mechanical…

Mesoscale and Nanoscale Physics · Physics 2022-07-07 William S. Huxter , Marius L. Palm , Miranda L. Davis , Pol Welter , Charles-Henri Lambert , Morgan Trassin , Christian L. Degen

Rydberg atomic quantum receivers (RAQRs) offer quantum-limited sensitivity and broadband tunability. It is not obvious whether this device-level advantage also improves network reliability, since in dense deployments, aggregate interference…

Quantum Physics · Physics 2026-05-25 Dongnan Xia , Cunhua Pan , Hong Ren , Dongsheng Sui , Qihao Peng , Jiangzhou Wang

Rydberg atoms have large transition electric dipole moments and high sensitivity to electric fields. We describe a new method for microwave field sensing in a vapor cell consisting of separate excitation, quantum evolution between two…

Atomic Physics · Physics 2024-06-10 Michael V. Romalis , Joe Wiedemann , Shaobo Zhang , Nezih Dural

Configurable arrays of optically trapped Rydberg atoms are a versatile platform for quantum computation and quantum simulation, also allowing controllable decoherence. We demonstrate theoretically, that they also enable proof-of-principle…

Quantum Physics · Physics 2025-11-06 Kaustav Mukherjee , Johannes Schachenmayer , Shannon Whitlock , Sebastian Wüster

Programmable neutral-atom arrays provide a promising route to real-time analog simulation of strongly interacting quantum systems. We introduce a two leg Rydberg atom ladder that realizes string dynamics and controllable particle production…

Quantum Physics · Physics 2026-03-18 Blake Senseman , Zane Ozzello , Kenneth Heitritter , Yannick Meurice , Stephen Mrenna

We use the sensitive response to electric fields of Rydberg atoms to characterize all three vector components of the local electric field close to an atom-chip surface. We measured Stark-Zeeman maps of $S$ and $D$ Rydberg states using an…

There is no fundamental limit to the precision of a classical measurement. The position of a meter's needle can be determined with an arbitrarily small uncertainty. In the quantum realm, however, fundamental quantum fluctuations due to the…

Recognition of multifrequency microwave (MW) electric fields is challenging because of the complex interference of multifrequency fields in practical applications. Rydberg atom-based measurements for multifrequency MW electric fields is…

Quantum Physics · Physics 2022-04-18 Zong-Kai Liu , Li-Hua Zhang , Bang Liu , Zheng-Yuan Zhang , Guang-Can Guo , Dong-Sheng Ding , Bao-Sen Shi

Rydberg atomic receivers hold extremely high sensitivity to electric fields, yet their effective 3-dB baseband bandwidth under conventional electromagnetically induced transparency (EIT) is typically constrained to tens to a few hundreds of…

Quantum Physics · Physics 2026-02-17 Yuanbin Chen , Chau Yuen , Chong Meng Samson See

The dynamics of the outer electron in an alkali atom in the presence of structured electromagnetic waves is described. The interaction of the alkali Rydberg atom with twisted radiowaves is considered. The two schemes for Rydberg-atom based…

Atomic Physics · Physics 2026-02-17 P. O. Kazinski , P. S. Korolev , V. A. Ryakin

Quantum sensing using Rydberg atoms offers unprecedented opportunities for next-generation radar systems, transcending classical limitations in miniaturization and spectral agility. Implementing this paradigm for radar sensing, this work…

Atomic Physics · Physics 2025-06-23 Minze Chen , Tianqi Mao , Zhiao Zhu , Haonan Feng , Ge Gao , Zhonghuai Wu , Wei Xiao , Zhongxiang Li , Dezhi Zheng

Rydberg atoms are currently a very fast advancing quantum platform. For many interesting and demanding applications, including quantum computation, fast detection of a Rydberg excitation or a Rydberg qubit for information readout would be…

Quantum Physics · Physics 2025-09-30 Jinjin Du , Thibault Vogt , Ningxuan Zheng , Wenhui Li

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

Rydberg-assisted atomic electrometry with thermal vapors offers a promising approach for detecting external electric fields. However, this technique presents significant challenges for measuring low frequencies due to the effects of…

Atomic Physics · Physics 2025-09-03 Yu-Chi Chen , Shao-Cheng Fang , Hsuan-Jui Su , Yi-Hsin Chen

Self-assembled semiconductor quantum dots show remarkable optical and spin coherence properties, which have lead to a concerted research effort examining their potential as a quantum bit for quantum information science1-6. Here, we present…

Mesoscale and Nanoscale Physics · Physics 2012-07-20 A. N. Vamivakas , Y. Zhao , S. Falt , A. Badolato , J. M. Taylor , M. Atature

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

We present a method for performing low frequency electric field sensing via ionization detection of Rydberg atoms in a collimated atomic beam. A collimated beam avoids much of the electric field screening effects that are common in warm…

Atomic Physics · Physics 2026-04-03 Jeremy Glick , John R Dickson , Josie Wood , Paul Kunz

We present a detailed analysis of the usefulness of ultracold atomic collisions for sensing the strength of an external magnetic field as well as its spatial gradient. The core idea of the sensor, which we recently proposed in K. Jachymski…

Quantum Physics · Physics 2018-06-11 Tomasz Wasak , Krzysztof Jachymski , Tommaso Calarco , Antonio Negretti