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Related papers: Dressed Spin of Polarized 3He in a Cell

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We experimentally study the spin dynamics of mesoscopic ensembles of ultracold magnetic spin-3 atoms located in two separated wells of an optical dipole trap. We use a radio-frequency sweep to selectively flip the spin of the atoms in one…

In this paper, magnetoelectric effects of Sr Z-type hexaferrite, Sr3Fe24Co2O41, at room temperature is measured. The change in remanence magnetization was measured by applying a DC voltage or electric field across a slab of hexaferrite.…

Materials Science · Physics 2011-11-24 Khabat Ebnabbasi , Yajie Chen , Anton Geiler , Vincent Harris , Carmine Vittoria

A theoretical study of spin dynamics in non-relativistic particle beams with interacting angular momenta traversing static, spatially varying magnetic fields is presented. The computational framework evaluates sinusoidal magnetic field…

We report the measurements of depolarization probabilities of polarized $^3$He in a rectangular acrylic cell with a deuterated tetraphenyl butadiene-doped deuterated polystyrene coating filled with superfluid $^4$He at $\sim$330 mk with a…

Nuclear Experiment · Physics 2009-11-19 Q. Ye , H. Gao , W. Zheng , D. Dutta , F. Dubose , R. Golub , P. Huffman , C. Swank , E. Korobkina

Controlled modifications of the quantum magnetic response are produced in dressed systems by a high frequency, strong and not-resonant electromagnetic field. This quantum control is greatly enhanced and enriched by the harmonic,…

Quantum Physics · Physics 2022-03-02 Giuseppe Bevilacqua , Valerio Biancalana , T. Zanon-Willette , Ennio Arimondo

We investigate the exchange bias and training effects in the FM/AF heterostructures using a unified Monte Carlo dynamical approach. This real dynamical method has been proved reliable and effective in simulating dynamical magnetization of…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Kai-Cheng Zhang , Bang-Gui Liu

We detail the design and operation of a compact, discharge light polarimeter for metastability exchange optical pumping of 3He gas near 1 torr under a low magnetic field. The nuclear polarization of 3He can be discerned from its electron…

Instrumentation and Detectors · Physics 2015-06-22 James D. Maxwell , Charles S. Epstein , Richard G. Milner

We study an atomic comagnetometer design based on the spin precessions of $^{129}$Xe and $^{131}$Xe atoms in glass cells. The quadrupole splittings in the precession spectrum of $^{131}$Xe are fully resolved, allowing a precise…

Atomic Physics · Physics 2020-12-02 Yu-Kun Feng , Shao-Bo Zhang , Zheng-Tian Lu , Dong Sheng

The dynamical responses of ferromagnet to the propagating electromagnetic field wave passing through it are modelled and studied here by Monte Carlo simulation in two dimensional Ising ferromagnet. Here, the electromagnetic wave is linearly…

Statistical Mechanics · Physics 2025-08-04 Muktish Acharyya

nEDMSF aims to measure the neutron electric dipole moment ($d_n$) with unprecedented precision. In this paper we explore the experiment's sensitivity when operating with an implementation of the critical dressing method in which the angle…

Instrumentation and Detectors · Physics 2025-04-30 V. Cianciolo

Spin-echo instruments are typically used to measure diffusive processes and the dynamics and motion in samples on ps and ns timescales. A key aspect of the spin-echo technique is to determine the polarisation of a particle beam. We present…

Materials Science · Physics 2018-02-05 Anton Tamtögl , Benjamin Davey , David J. Ward , Andrew P. Jardine , John Ellis , William Allison

We present the development of high-performance polarized $^3\mathrm{He}$ targets for use in electron scattering experiments that utilize the technique of alkali-hybrid spin-exchange optical pumping. We include data obtained during the…

Dressed spin states, a spin coupling to continuous radiation fields, can fundamentally change how a spin responds to magnetic fluctuations. Using dressed spin states, we were able to protect an electron spin in diamond from decoherence.…

Quantum Physics · Physics 2015-06-22 D. Andrew Golter , Thomas K. Baldwin , Hailin Wang

We study the influence of polarization effects in streaking by combined atto- and femtosecond pulses. The polarization-induced terms alter the streaking spectrum. The normal streaking spectrum, which maps to the vector potential of the…

Atomic Physics · Physics 2015-05-14 Jan Conrad Baggesen , Lars Bojer Madsen

Metastability exchange optical pumping (MEOP) is a widely used technique for producing polarized $^{3}$He. In connection with an experiment to search for the electric dipole moment of the neutron (nEDM) we have built a MEOP based $^{3}$He…

Instrumentation and Detectors · Physics 2024-11-12 T. Rao , L. Barron-Palos , I. Berkutov , C. Crawford , R. Golub , P. Huffman , M. Konieczny , E. Korobkina , Austin Reid , B. Salazar-Angeles , C. Smith , R. Tat

After being hyperpolarized using the technique of Metastability Exchange Optical Pumping (MEOP), 3He can be used as a contrast agent for lung magnetic resonance imaging (MRI). MEOP is usually performed at low magnetic field (~ 1 mT) and low…

Instrumentation and Detectors · Physics 2015-06-15 G. Collier , T. Pałasz , A. Wojna , B. Głowacz , M. Suchanek , Z. Olejniczak , T. Dohnalik

We investigate the sensitivities of searches for exotic spin-dependent interactions between the polarized nuclear spins of $^3$He and the particles of unpolarized or polarized solid-state masses using the frequency method and the resonance…

Nuclear Experiment · Physics 2020-03-04 P. -H. Chu , Y. J. Kim , I. M. Savukov

We present numerical results of a model calculation for the 3He bilayer system, which captures the interplay between fast and slow dynamics of the different layers and incorporates an independent scale for the three body ring exchange. By…

Strongly Correlated Electrons · Physics 2015-02-13 Jan Werner , Fakher F. Assaad

We report theoretical calculations of the normal-state spin diffusion coefficient of 3He in aerogel, including both elastic and inelastic scattering of 3He quasiparticles, and compare these results with experimental data for 3He in 98%…

Superconductivity · Physics 2009-02-13 J. A. Sauls , Yu. M. Bunkov , E. Collin , H. Godfrin , P. Sharma