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We investigate the properties of nonlinear fast magnetosonic (NFM) waves in a solar prominence, motivated by recent high-resolution and high-cadence Hinode/SOT observations of small-scale oscillations in a prominence pillar. As an example,…

Solar and Stellar Astrophysics · Physics 2023-03-08 Leon Ofman , Therese A. Kucera , C. Richard DeVore

In neutron interferometric experiments using polarized neutrons coherent spin-rotation control is required. In this letter we present a new method for Larmor spin-rotation around an axis parallel to the outer guide field using topology…

We have developed a technique in which Rb atomic response to weak magnetic field is high and an efficient rotation of linearly polarized laser beam results in efficient magnetometry. 85Rb isotope has been used for the magnetometry in an…

Atomic Physics · Physics 2011-01-21 S. M. Iftiquar

We demonstrate an all-optical single beam pulsed atomic magnetometer assisted by laser mode-hopping in a distributed Bragg reflector (DBR) laser. We implement a temporal sequence of the laser current, with sinusoidal current modulation…

Atomic Physics · Physics 2025-01-14 Ji Hoon Yoon , Sang Hyuk Hong , Taek Jeong , Sin Hyuk Yim , Kyu Min Shim , Sangkyung Lee

This paper is concerned with small angular scale experiments for the observation of cosmic microwave background anisotropies. In the absence of beam, the effects of partial coverage and pixelisation are disentangled and analyzed (using…

Astrophysics · Physics 2009-11-07 J. V. Arnau , A. M. Aliaga , D. Saez

Nuclear spin optical rotation (NSOR) is a recently developed technique for detection of nuclear magnetic resonance via rotation of light polarization, instead of the usual long-range magnetic fields. NSOR signals depend on hyperfine…

Chemical Physics · Physics 2012-02-21 Junhui Shi , Suvi Ikäläinen , Juha Vaara , Michael V. Romalis

We study the vibrational motion of membrane resonators upon strong drive in the strongly nonlinear regime. By imaging the vibrational state of rectangular siliconnitride membrane resonators and by analyzing the frequency response using…

Mesoscale and Nanoscale Physics · Physics 2019-04-24 Fan Yang , Felix Rochau , Jana Huber , Alexandre Brieussel , Gianluca Rastelli , Eva M. Weig , Elke Scheer

Nuclear magnetic resonance has emerged as a vital technique for investigating strongly correlated electron systems, and is particularly important for studying superconductivity. In this paper the basic features of NMR as a technique for…

Superconductivity · Physics 2009-01-26 N. J. Curro

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…

The magnetic H - T phase diagram of a quasi-two-dimensional easy plane antiferromagnet RbFe(MoO$_4$)$_2$ (S = 5/2) with an equilateral triangular lattice structure is studied with $^{87}$Rb NMR technique for field directed along hard axis…

Strongly Correlated Electrons · Physics 2023-12-14 Yu. A. Sakhratov , L. E. Svistov , A. P. Reyes

We predict nonlinear optical polarization rotation in two dimensional massless Dirac systems including graphene and 8-$Pmmn$ borophene. When illuminated, a continuous wave optical field leads to a nonlinear steady state of photo-excited…

Mesoscale and Nanoscale Physics · Physics 2018-05-23 Ashutosh Singh , Saikat Ghosh , Amit Agarwal

We study the resonant interaction of charged particles with a gravitational wave propagating in the non-empty interstellar space in the presence of a uniform magnetic field. It is found that this interaction can be cast in the form of a…

General Relativity and Quantum Cosmology · Physics 2009-10-31 K. Kleidis , H. Varvoglis , D. B. Papadopoulos

The intimate interaction between phase-matched parametric amplification and strong nonlinear mode coupling in a multimode optical fiber results in a saturable spatial mode conversion that appears to violate the conservation of momentum. We…

Optics · Physics 2017-06-05 Hamed Pourbeyram , Arash Mafi

The classical particle plus rotor model for antimagnetic rotation (AMR) has been used to investigate the possibility of observation of AMR in the high spin levels of $^{105,\,107,\,109}$Cd. The calculated I($\omega$) plot and B(E2) values…

Nuclear Theory · Physics 2015-03-17 Santosh Roy , S. Chattopadhyay

Using density functional theory calculations, we demonstrate that the effect of anisotropic magnetoresistance (AMR) can be enhanced by orders of magnitude with respect to conventional bulk ferromagnets in junctions containing molecules…

Mesoscale and Nanoscale Physics · Physics 2015-12-23 Fabian Otte , Stefan Heinze , Yuriy Mokrousov

We investigated the modulation in the polarization-dependent optical behaviour of the waveguiding plasmonic crystal by varying the illumination and detection geometry. We employed the finite element method-based COMSOL simulation and…

A passive magnetic shield was designed and constructed for magnetometer tests for the future neutron electric dipole moment experiment at TRIUMF. The axial shielding factor of the magnetic shield was measured using a magnetometer based on…

The nonlinear optical radiation of an integrated lithium niobate microcavity is demonstrated, which has been neglected in previous studies of nonlinear photonic devices. We find that the nonlinear coupling between confined optical modes on…

We demonstrate resonant Faraday polarization rotation in plasmonic arrays of bimetallic nano-ring resonators consisting of Au and Ni sections. This metamaterial design allows to optimize the trade-off between the enhancement of…

We compute electromagnetic wave propagation through the magnetosphere of a magnetar. The magnetosphere is modeled as the QED vacuum and a cold, strongly magnetized plasma. The background field and electromagnetic waves are treated…

High Energy Astrophysical Phenomena · Physics 2015-05-18 Dan Mazur , Jeremy S. Heyl