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We present a method for simultaneously measuring the phase fronts of three or more RF fields using thermal Rydberg atoms. We demonstrate this method using an all-dielectric atomic electrometer acting in a heterodyne configuration to detect…

Atomic Physics · Physics 2025-04-21 Alexander Gill , Aaron Buikema , Stephen Sirisky , Hannah Clevenson

We described a novel technique that can find the zero-field for unshielded laser-pumped atomic magnetometer using atomic signal itself. By comparing light density of pump beam after atomic vapor cell, it is decided which direction to move…

Atomic Physics · Physics 2012-03-06 Haifeng Dong , Hongbo Lin , Xinbin Tang

Atomic bandpass filters are used in a variety of applications due to their narrow bandwidths and high transmission at specific frequencies. Predominantly these filters in the Faraday (Voigt) geometry, using an applied axial(transverse)…

We demonstrate a new method for measuring radio frequency (RF) electric fields based on quantum interference in an atom. Using a bright resonance prepared within an electromagnetically induced transparency window we are able to achieve a…

Atomic Physics · Physics 2012-05-22 J. Sedlacek , A. Schwettmann , H. Kübler , R. Löw , T. Pfau , J. P. Shaffer

We demonstrate electromagnetic induction imaging with an unshielded, portable radio-frequency atomic magnetometer scanning over the target object. This configuration satisfies standard requirements in typical applications, from security…

Atomic Physics · Physics 2021-07-28 Cameron Deans , Yuval Cohen , Han Yao , Benjamin Maddox , Antonio Vigilante , Ferruccio Renzoni

The low magnetic field measurement has been utilized since ancient times in order to find economic resources, to detect magnetic anomalies, etc. In this case, the vector magnetic survey can simultaneously obtain the modulus and direction…

Instrumentation and Detectors · Physics 2021-09-15 Huan Liu , Xiaobin Wang , Changfeng Zhao , Zehua Wang , Ge Jian , Haobin Dong , Zheng Liu

The detection of environmental magnetic fields is well established by optically pumped atomic magnetometers. Another focus of magnetometry can be the research on magnetic or spin-active solid-state samples. Here we introduce a simple and…

Atomic Physics · Physics 2017-03-08 Daniel Arnold , Steven Siegel , Emily Grisanti , Jörg Wrachtrup , Ilja Gerhardt

Magnetometry with nitrogen-vacancy color centers in diamond has gained significant interest among researchers in recent years. Absolute knowledge of the three-dimensional orientation of the magnetic field is necessary for many applications.…

Quantum Physics · Physics 2022-11-01 S. Sengottuvel , M. Mrózek , M. Sawczak , M. J. Głowacki , M. Ficek , W. Gawlik , A. M. Wojciechowski

In a recent publication [arXiv:2010.14579], we introduced a new type of atomic magnetometer, which relies on hydrohalide photo-dissociation to create high-density spin-polarized hydrogen. Here, we extend our previous work and present a…

We demonstrate vector magnetometry with an ensemble of nitrogen-vacancy (NV) centers in diamond without the need for an external bias field. The anisotropy of the electric dipole moments of the NV center reduces the ambiguity of the…

Mesoscale and Nanoscale Physics · Physics 2017-01-05 Franz Münzhuber , Johannes Kleinlein , Tobias Kiessling , Laurens W. Molenkamp

We predict a new effect in condensed matter surface magnetization of the vortex phase of a superconductor induced by electric field. The magnetized superconductor should be one of the plates of a plane capacitor on which a voltage has to be…

Superconductivity · Physics 2020-04-30 T. M. Mishonov , V. I. Danchev , A. M. Varonov

Sensitive detection of magnetic field is one of the open problem in metrology. Here, we propose an Mach-Zehnder atomic interferometry to sensitively detect the very weak local magnetic field, which is expelled by the superconductor (as the…

Quantum Physics · Physics 2022-05-17 Y. Q. Chai , M. Zhang , L. F. Wei

Coherent light-matter interactions have recently extended their applications to the ultrafast control of magnetization in solids. An important but unrealized technique is the manipulation of magnetization vector motion to make it follow an…

We demonstrate simultaneous detection of radio-frequency (RF) fields ranging from the very high-frequency (VHF) band (128 MHz) to terahertz frequencies (0.61 THz) using a caesium Rydberg-atom receiver. The RF fields are concurrently applied…

Population of levels of the hyperfine and fine split ground state of an atom is affected by radiative transitions induced by anisotropic radiation flux. Such aligned atoms precess in the external magnetic field and this affects properties…

Astrophysics · Physics 2007-05-23 Huirong Yan , A. Lazarian

We demonstrate atomic magnetometry using a metasurface polarizing beamsplitter fabricated on a silicon-on-sapphire (SOS) platform. The metasurface splits a beam that is near-resonant with the rubidium atoms (795 nm) into orthogonal linear…

Measurements of magnetic torque are most commonly preformed about a single axis or component of torque. Such measurements are very useful for hysteresis measurements of thin film structures in particular, where high shape anisotropy yields…

Full disk vector magnetic fields are used widely for developing better understanding of large-scale structure, morphology, and patterns of the solar magnetic field. The data are also important for modeling various solar phenomena. However,…

Solar and Stellar Astrophysics · Physics 2021-01-19 Alexei A. Pevtsov , Yang Liu , Ilpo Virtanen , Luca Bertello , Kalevi Mursula , K. D. Leka , Anna L. H. Hughes

Recent studies have highlighted the frequent applications of structured light modes in optically pumped atomic magnetometers. In this work, we theoretically explore how a Poincar\'e beam probes an optically polarized atomic medium.…

Atomic Physics · Physics 2025-06-23 S. Ramakrishna , S. Fritzsche

Measurement of magnetic fields on the few-hundred-kilometer length scale is significant for a variety of geophysical applications including mapping of crustal magnetism and ocean-circulation measurements, yet available techniques for such…

Atomic Physics · Physics 2009-12-23 J. M. Higbie , S. M. Rochester , B. Patton , R. Holzlöhner , D. Bonaccini Calia , D. Budker
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