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Related papers: Performance analysis of an optically pumped magnet…

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Alkali-metal-vapor magnetometers, using coherent precession of polarized atomic spins for magnetic field measurement, have become one of the most sensitive magnetic field detectors. Their application areas range from practical uses such as…

Quantum Physics · Physics 2019-06-26 Yue Chang , Yu-Hao Guo , Jie Qin

Multi-longitudinal-mode lasers have been believed to be good candidates as pump sources for optical frequency conversion. However, we present a semi-classical model for frequency conversion of optical signals with a multimode pump laser,…

Optics · Physics 2015-06-04 J. S. Pelc , G. -L. Shentu , Q. Zhang , M. M. Fejer , J. -W. Pan

One can estimate the characteristic magnetic field strength in GMCs by comparing submillimeter polarimetric observations of these sources with simulated polarization maps developed using a range of different values for the assumed field…

Astrophysics · Physics 2009-04-17 G. Novak , J. L. Dotson , H. Li

Spatially combining multiple strong laser beams is a promising concept for achieving ultrahigh laser intensities. Proof-of-principle experiments have been conducted at the National Ignition Facility to report a combination of up to twenty…

Plasma Physics · Physics 2023-03-22 K. V. Lezhnin , K. Qu , N. J. Fisch

The realization of negative refraction in atomic gases requires a strong magnetic response of the atoms. Current proposals for such systems achieve an enhancement of the magnetic response by a suitable laser field configuration, but still…

Quantum Physics · Physics 2009-11-13 B. Jungnitsch , J. Evers

We demonstrate that Zeeman ground-state spin levels in Nd3+:YVO4 provides the possibility to create an efficient lambda-system for optical pumping experiments. The branching ratio R in the lambda-system is measured experimentally via…

Nonstationary pump-probe interaction between short laser pulses propagating in a resonant optically dense coherent medium is considered. A special attention is paid to the case, where the density of two-level particles is high enough that a…

Quantum Physics · Physics 2007-05-23 V. S. Egorov , V. N. Lebedev , I. B. Mekhov , P. V. Moroshkin , I. A. Chekhonin , S. N. Bagayev

The possibility of detecting weak lensing effects from deep wide field imaging surveys has open new means of probing the large-scale structures of the Universe and measuring cosmological parameters. In this paper we present a systematic…

Astrophysics · Physics 2010-04-06 F. Bernardeau , L. van Waerbeke , Y. Mellier

Some of the most sensitive methods of measuring magnetic fields utilize interactions of resonant light with atomic vapor. Recent developments in this vibrant field are improving magnetometers in many traditional areas such as measurement of…

Atomic Physics · Physics 2015-06-26 D. Budker , M. V. Romalis

In this publication we continue the work started in Quintero Noda et al. (2017) examining this time a numerical simulation of a magnetic flux tube concentration. Our goal is to study if the physical phenomena that take place in it, in…

We consider an effect of the discrete spatial symmetries and magnetic field on the adiabatic charge pumping in mesoscopic systems. In general case, there is no symmetry of the pumped charge with respect to the inversion of magnetic field…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 I. L. Aleiner , B. L. Altshuler , A. Kamenev

With the increasingly common use of large area PMTs (photomultiplier tubes) for nuclear and particle physics experiments, information on the position dependent magnetic field effects across the PMT's photocathode is important to effectively…

Instrumentation and Detectors · Physics 2015-05-30 T. Koblesky , J. Roloff , C. Polly , J. C. Peng

We present theoretical description of Voigt and Faraday effect based optically pumped magnetometers using the Floquet expansion. Our analysis describes the spin-operator dynamics of the first, $\hat{F}(t)$, and second, $\hat{F}^2(t)$, order…

Quantum Physics · Physics 2021-03-31 Hans Marin Florez , Tadas Pyragius

We introduce a vector atomic magnetometer that employs a fast-rotating magnetic field applied to a pulsed $^{87}$Rb scalar atomic magnetometer. This approach enables simultaneous measurements of the total magnetic field and its two polar…

Quantum Physics · Physics 2025-02-07 Tao Wang , Wonjae Lee , Mark Limes , Tom Kornack , Elizabeth Foley , Michael Romalis

The recent experimental realization of a high quality WSe$% _{2} $ leads to the possibility of magneto-optical measurements and the manipulation of the spin and valley degrees of freedom. We study the influence of the very strong spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2016-07-26 M. Tahir , P. Vasilopoulos

Alkali-metal-noble-gas comagnetometers are precision probes well-suited for tests of fundamental physics and inertial rotation sensing, combining high sensitivity of the spin-exchange-relaxation free (SERF) magnetometers with inherent…

Atomic Physics · Physics 2025-05-13 Jingyao Wang , Junyi Lee , Hudson Loughlin , Morgan Hedges , Michael V. Romalis

In this article, operation of optical magnetometers detecting static (DC) and oscillating (AC) magnetic fields is studied and comparison of the devices is performed. To facilitate the comparison, the analysis is carried out in the same…

Atomic Physics · Physics 2019-04-02 Piotr Put , Kacper Popiołek , Szymon Pustelny

Optically-pumped magnetic gradiometers (OPGs) play a crucial role in applications such as magnetic anomaly detection and bio-magnetic measurements. This study classifies current OPGs into four types based on their differential modes:…

Optics · Physics 2026-05-05 Hangfei Ye , Chenlu Xu , Min Hu , Haifeng Dong

The availability of large magnetic fields at international facilities and of simulated magnetic fields that can reach the flux-quantum-per-unit-area level in cold atoms, calls for systematic studies of orbital effects of the magnetic field…

Strongly Correlated Electrons · Physics 2018-08-20 S. Acheche , L-F. Arsenault , A. -M. S. Tremblay

In this study we explored the possibilities for observing the angular momentum alignment-to-orientation conversion (AOC) in the ground state of various alkali metals: K, Rb, Cs. For theoretical analysis we used a model that is based on the…

Atomic Physics · Physics 2022-08-02 Arturs Mozers , Laima Busaite , Dace Osite , Florian H. Gahbauer , Marcis Auzinsh