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Related papers: Paramagnetic Acoustic Faraday Rotation in Tb3Ga5O1…

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Non-linear interactions between collective modes play a definitive role in far out of equilibrium dynamics of strongly correlated electron systems. Understanding and utilizing these interactions is crucial to photo-control of quantum…

We present a sequence of 12 monthly polarimetric 15, 22, and 43 GHz VLBA observations of the radio galaxy 3C 120 revealing a systematic presence of gradients in Faraday rotation and degree of polarization across and along the jet. The…

Astrophysics · Physics 2009-11-13 J. -L. Gomez , A. P. Marscher , S. G. Jorstad , I. Agudo , M. Roca-Sogorb

We investigate the nonlinear behaviour of the dynamically unstable rotating star for the bar mode by three-dimensional hydrodynamics in Newtonian gravity. We find that an oscillation along the rotation axis is induced throughout the growth…

Astrophysics · Physics 2008-03-13 Motoyuki Saijo , Yasufumi Kojima

The idea that systematic Faraday Rotation gradients across the parsec-scale jets of AGNs can reveal the presence of helical magnetic (B) fields has been around since the early 1990s. These gradients are taken to be due to the systematic…

High Energy Astrophysical Phenomena · Physics 2019-08-19 Mehreen Mahmud , Colm P. Coughlan , Eoin Murphy , Denise C. Gabuzda , Redmond Hallahan

Faraday rotation occurs along every line of sight in the Galaxy; Rotation Measure (RM) synthesis allows a three-dimensional representation of the interstellar magnetic field. This study uses data from the Global Magneto-Ionic Medium Survey,…

Light-matter interaction allows to achieve non-equilibrium states that are otherwise inaccessible. Motivated by recent experiments that report ferroelectricity -- and even multiferroicity -- in the prototypical diamagnetic band insulator…

Materials Science · Physics 2026-02-25 Andri Darmawan , Markus E. Gruner , Rossitza Pentcheva

It is generally believed that the magneto-optical Faraday effect appears in the the bulk of a magnetic material and its sign is fully determined by the sign of the non-diagonal permittivity element. Here we reveal an additional contribution…

We have used the recently discovered acoustic Faraday effect in superfluid 3He to perform high resolution spectroscopy of an excited state of the superfluid condensate. With acoustic cavity interferometry we measure the rotation of the…

Superconductivity · Physics 2009-04-24 J. P. Davis , H. Choi , J. Pollanen , W. P. Halperin

We study two-dimensional $d$-wave altermagnetic metals taking into account the presence of substrate-induced Rashba spin-orbit coupling. We consider the altermagnet bandstructure using a 2D band Hamiltonian near the $\Gamma$ point under…

Strongly Correlated Electrons · Physics 2024-07-18 Peng Rao , Alexander Mook , Johannes Knolle

Motivated by the recent progress of phonon-mediated control in quantum spin devices, we propose a possibility of hybrid measurement using electron paramagnetic resonance (EPR) and a surface acoustic wave (SAW). Considering quadrupole-strain…

Strongly Correlated Electrons · Physics 2020-11-04 Mikito Koga , Masashige Matsumoto

We propose and analyze theoretically a class of energy-efficient magneto-elastic devices for analogue signal processing. The signals are carried by transverse acoustic waves while the bias magnetic field controls their scattering from a…

Applied Physics · Physics 2020-05-05 O. S. Latcham , Y. Gusieva , A. V. Shytov , O. Y. Gorobets , V. V. Kruglyak

We study the enhancement of the magneto-optical effect in subdiffraction plasmonic chains. We show that in a periodic chain of the plasmonic nanoparticles embedded in a magneto-optical medium, propagation of a guided mode is accompanied by…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 D. G. Baranov , A. P. Vinogradov , A. A. Lisyansky

Paramagnetic Faraday rotation is a powerful technique for atom sensing widely used in quantum non-demolition measurements, fundamental symmetry tests, and other precision measurements. We demonstrate the use of a multi-pass optical cell for…

Atomic Physics · Physics 2011-08-29 S. Li , P. Vachaspati , D. Sheng , N. Dural , M. V. Romalis

Radio interferometric observations of Active Galactic Nuclei (AGN) jets reveal the significant linear polarization of their synchrotron radiation that changes with frequency due to the Faraday rotation. It is generally assumed that such…

Astrophysics of Galaxies · Physics 2024-11-06 E. Yushkov , I. N. Pashchenko , D. D. Sokoloff , G. Chumarin

The phonon Hall effect has been observed in the paramagnetic insulator, Tb3Gd5O12. A magnetic field applied perpendicularly to a heat current induces a temperature gradient that is perpendicular to both the field and the current. We show…

Mesoscale and Nanoscale Physics · Physics 2014-12-24 M. Mori , A. Spencer-Smith , O. P. Sushkov , S. Maekawa

We report new results for the elastic constants studied in Faraday and Cotton-Mouton geometry in Tb$_3$Ga$_5$O$_{12}$ (TGG), a frustrated magnetic substance with strong spin-phonon interaction and remarkable crystal-electric-field (CEF)…

Materials Science · Physics 2013-12-16 U. Löw , S. Zherlitsyn , K. Araki , M. Akatsu , Y. Nemoto , T. Goto , U. Zeitler , B. Lüthi

Rotation measure synthesis allows the estimation of Faraday dispersion via a Fourier transform and is the primary tool to probe cosmic magnetic fields. We show this can be considered mathematically equivalent to the one dimensional…

Instrumentation and Methods for Astrophysics · Physics 2020-05-13 Luke Pratley , Melanie Johnston-Hollitt

We are using "broadband" (4.6 to 43 GHz) multi-frequency VLBA polarization observations of compact AGN to investigate the 3-D structure of their jet magnetic (B) fields. Observing at several frequencies, separated by short and long…

Astrophysics · Physics 2008-02-01 Shane P. O'Sullivan , Denise C. Gabuzda

Strong singly-ionized magnesium (MgII) absorption lines in quasar spectra typically serve as a proxy for intervening galaxies along the line of sight. Previous studies have found a correlation between the number of these MgII absorbers and…

Astrophysics of Galaxies · Physics 2014-10-16 J. S. Farnes , S. P. O'Sullivan , M. E. Corrigan , B. M. Gaensler

Identifying an efficient pathway to change the order parameter via a subtle excitation of the coupled high-frequency mode is the ultimate goal of the field of ultrafast phase transitions. This is an especially interesting research direction…