English
Related papers

Related papers: Polarization from the oscillating magnetized accre…

200 papers

We present a theoretical study on the radiative self-polarization of a high-energy electron beam propagating perpendicular to a strong magnetic field. Recently, a similar setup has been proposed as a source of polarized electron and photon…

High Energy Physics - Phenomenology · Physics 2026-04-30 O. Novak , M. Diachenko , R. Kholodov

Spatial field correlation functions represent a key quantity for the description of mesoscopic phenomena in disordered media and the optical characterization of complex materials. Yet many aspects related to the vector nature of light waves…

Optics · Physics 2014-02-03 Kevin Vynck , Romain Pierrat , Rémi Carminati

Aims. We aim to expand our understanding of radio wave emission and propagation in the pulsar magnetosphere by studying the polarization of drifting sub-pulses in highly sensitive observations of PSR~B1919+21 recorded at the Arecibo…

High Energy Astrophysical Phenomena · Physics 2022-01-05 N. Primak , C. Tiburzi , W. van Straten , J. Dyks , S. Gulyaev

In undergraduate optics courses, diffraction gratings are studied extensively, generally within the scalar approximation. When the vector nature of light is taken into account, so-called polarization diffraction gratings have been proposed,…

Optics · Physics 2026-03-13 Massimo Santarsiero , J. C. G. de Sande , Gemma Piquero

We calculate axisymmetric toroidal modes of magnetized neutron stars with a solid crust. We assume the interior of the star is threaded by a poloidal magnetic field that is continuous at the surface with the outside dipole field whose…

Astrophysics · Physics 2009-11-13 U. Lee

We calculate the excitonic spectrum of few-layer black phosphorus by direct diagonalization of the effective mass Hamiltonian in the presence of an applied in-plane electric field. The strong attractive interaction between electrons and…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Andrey Chaves , T. Low , P. Avouris , D. Cakir , F. M. Peeters

The amplitude of the gravitational radiation from an accreting neutron star undergoing polar magnetic burial is calculated. During accretion, the magnetic field of a neutron star is compressed into a narrow belt at the magnetic equator by…

Astrophysics · Physics 2008-11-26 A. Melatos , D. J. B. Payne

A magnetic vortex occurs as an equilibrium configuration in thin ferromagnetic platelets of micron and sub-micron size and is characterised by an in-plane curling magnetisation. At the centre, a magnetic singularity is avoided by an…

Polarization wiggling is an observational effect of a gravitational field on the polarization of electromagnetic radiation traversing it. We find that in linear gravity, the polarization wiggle rate contributions from scalar, vector and…

General Relativity and Quantum Cosmology · Physics 2026-04-27 Kjell Tangen

We calculate the degree of linear polarization of radiation from stars having planets that may not be resolved spatially. We assume single scattering by water and silicate particulates in the planetary atmosphere. The dilution of the…

Astrophysics · Physics 2009-11-13 Sujan Sengupta , Malay Maiti

The propagation of the arbitrarily polarized pulse of the weak probe field through the resonant medium of Lambda-type three-level atoms with degenerate levels adiabatically driven by the coherent coupling field is considered. It is shown…

Optics · Physics 2014-10-17 V. A. Reshetov , I. V. Meleshko

The magnetic field and density behaviors of various thermodynamic quantities of strange quark matter under compact star conditions are investigated in the framework of the thermodynamically self-consistent quasiparticle model. For…

High Energy Physics - Phenomenology · Physics 2022-03-15 Zhen-Yan Lu , Jian-Feng Xu , Xin-Jian Wen , Guang-Xiong Peng , Marco Ruggieri

We present a systematic derivation of the dynamical polarizability and the ac Stark shift of the ground and excited states of atoms interacting with a far-off-resonance light field of arbitrary polarization. We calculate the scalar, vector,…

Atomic Physics · Physics 2015-03-12 Fam Le Kien , Philipp Schneeweiss , Arno Rauschenbeutel

We investigate the error of periodic interpolation, when sampling a function on an arbitrary pattern on the torus. We generalize the periodic Strang-Fix conditions to an anisotropic setting and provide an upper bound for the error of…

Functional Analysis · Mathematics 2018-12-10 Ronny Bergmann , Jürgen Prestin

The temperature and polarization inhomogeneities of the Cosmic Microwave Background might bear the mark of pre-decoupling magnetism. The parameters of a putative magnetized background are hereby estimated from the observed temperature…

Cosmology and Nongalactic Astrophysics · Physics 2010-05-28 Massimo Giovannini

We test the isotropy of radio polarization angle orientations with a robust and reliable dual frequency polarimetric survey of active galactic nuclei (AGN). We find that the polarization orientations are consistent with the assumption of…

Cosmology and Nongalactic Astrophysics · Physics 2019-02-06 Prabhakar Tiwari , Pankaj Jain

Polarization data from high mass star formation regions (W51 e2/e8, Orion BN/KL) are used to derive statistical properties of the plane of sky projected magnetic field. Structure function and auto-correlation function are calculated for…

Solar and Stellar Astrophysics · Physics 2015-05-19 Patrick M. Koch , Ya-Wen Tang , Paul T. P. Ho

We present high precision measurements of polarization rotations in the frequency range from 0.1 to 2.5 THz using a polarization modulation technique. A motorized stage rotates a polarizer at ~80 Hz, and the resulting modulation of the…

Optics · Physics 2017-07-26 C. M. Morris , R. Valdés Aguilar , A. V. Stier , N. P. Armitage

A fraction of the radiation produced by an accretion disk may be Thomson scattered by a wind flowing away from the disk. Employing a simple plane-parallel model of the wind, we calculate the polarization of the scattered radiation and find…

Astrophysics · Physics 2009-10-30 Andrei M. Beloborodov

We study the modulation of the observed radiation flux and the associated changes in the polarization degree and angle that are predicted by the orbiting spot model for flares from accreting black holes. The geometric shape of the emission…

High Energy Astrophysical Phenomena · Physics 2022-11-28 Vladimir Karas , Michal Dovciak , Jiri Svoboda , Wenda Zhang , Giorgio Matt , Andreas Eckart , Michal Zajacek