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Related papers: On magnetic fields in broad-line blazars

200 papers

Blazars' non-thermal emission shows rapid variability across all wavelengths, so spectral energy distributions (SEDs) built from quasi-simultaneous data are crucial for revealing the jets physical properties. In this work, we construct…

High Energy Astrophysical Phenomena · Physics 2026-05-22 Yi Zhong , Zhujian Wan , Rui Xue , Hubing Xiao , Dingrong Xiong , Ze-Rui Wang

We describe a geometric model for synchrotron and synchrotron self-Compton (SSC) radiation from blazar jets, involving multiple emission zones with turbulent magnetic fields and fully self-consistent seed photon mixing for SSC. Including…

High Energy Astrophysical Phenomena · Physics 2020-01-08 A. L. Peirson , R. W. Romani

This paper reports an implementation of Hartree-Fock linear response with complex orbitals for computing electronic spectra of molecules in a strong external magnetic fields. The implementation is completely general, allowing for…

Chemical Physics · Physics 2019-02-01 Sangita Sen , Kai K. Lange , Erik I. Tellgren

We compute the dynamics and emission of dissipative shells that are subject to a strong Compton drag, under simplifying assumptions about the dissipation mechanism. We show that under conditions prevailing in blazars, substantial…

High Energy Astrophysical Phenomena · Physics 2015-08-19 Omri Golan , Amir Levinson

We will present a summary of the observations of blazars by the Energetic Gamma Ray Experiment Telescope (EGRET) on the Compton Gamma Ray Observatory (CGRO). EGRET has detected high energy gamma-ray emission at energies greater than 100 MeV…

Astrophysics · Physics 2016-01-27 R. Mukherjee

The purpose of this work is to characterize the diffuse Galactic polarized synchrotron. We present EE, BB, and EB power spectra estimated cross-correlating Planck and WMAP polarization frequency maps at 23 and 30 GHz, for a set of six sky…

Cosmology and Nongalactic Astrophysics · Physics 2022-03-15 F. A. Martire , R. B. Barreiro , E. Martínez-González

We present data for 18 blazars observed with ASCA, half of which were also observed contemporaneously with EGRET as parts of multi-wavelength campaigns. The observations show a clear difference in the spectra between three subclasses of…

Astrophysics · Physics 2011-06-21 H. Kubo , T. Takahashi , G. Madejski , M. Tashiro , F. Makino , S. Inoue , F. Takahara

We extend previous work modeling the Galactic magnetic field in the plane using synchrotron emission in total and polarised intensity. In this work, we include a more realistic treatment of the cosmic-ray electrons using the GALPROP…

Astrophysics of Galaxies · Physics 2018-02-14 T. R. Jaffe , A. J. Banday , J. P. Leahy , S. Leach , A. W. Strong

In this review, recent progress in theoretical models for blazar emission will be summarized. The salient features of both leptonic and lepto-hadronic approaches to modeling blazar spectral energy distributions will be reviewed. I will…

High Energy Astrophysical Phenomena · Physics 2010-06-28 Markus Boettcher

The energy spectra of spin-1/2 electrons under two-dimensional magnetic field modulations are calculated beyond the one-band approximation. Our formulation is generally applicable to a modulation field with a rectangular lattice symmetry.…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Ming-Che Chang , Min-Fong Yang

We propose a scenario where blazars are classified as flat-spectrum radio quasars (FSRQs), BL Lacs, low synchrotron, or high synchrotron peaked objects according to a varying mix of the Doppler boosted radiation from the jet, the emission…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 P. Giommi , P. Padovani , G. Polenta , S. Turriziani , V. D'Elia , S. Piranomonte

Compton scattering of polarized radiation in a strong magnetic field is considered. The recipe for calculation of the scattering matrix elements, the differential and total cross sections based on quantum electrodynamic (QED) second order…

High Energy Astrophysical Phenomena · Physics 2016-05-11 Alexander A. Mushtukov , Dmitrij I. Nagirner , Juri Poutanen

The emission mechanisms of the blazar 3C 279 are studied by solving the kinetic equations of electrons and photons in a relativistically moving blob. The gamma-ray spectral energy distribution (SED) is fitted by inverse Compton scattering…

Astrophysics · Physics 2009-11-10 Masaaki Kusunose , Fumio Takahara , Tomohiro Kato

BL Lacertae objects are extreme extragalactic sources characterized by the emission of strong and rapidly variable nonthermal radiation over the entire electromagnetic spectrum. Synchrotron emission followed by inverse Compton scattering in…

Astrophysics · Physics 2009-10-31 P. Giommi , G. Ghisellini , P. Padovani , G. Tagliaferri

I review what is known and surmised about magnetic fields in space, from our Milky Way environment to the distant Universe beyond the GZK horizon. This includes our gradually improving specification of the CR propagation environment within…

High Energy Astrophysical Phenomena · Physics 2015-03-17 Philipp P. Kronberg

(Abridged) We have conducted a detailed investigation of the broad-band spectral properties of the \gamma-ray selected blazars of the Fermi LAT Bright AGN Sample (LBAS). By combining our accurately estimated Fermi gamma-ray spectra with…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 A. A. Abdo , M. Ackermann , M. Ajello , M. Axelsson , L. Baldini , J. Ballet , G. Barbiellini , D. Bastieri , B. M. Baughman , K. Bechtol , R. Bellazzini , B. Berenji , R. D. Blandford , E. D. Bloom , E. Bonamente , A. Borgland , J. Bregeon , A. Brez , M. Brigida , P. Bruel , T. H. Burnett , S. Buson , G. A. Caliandro , R. A. Cameron , P. A. Caraveo , J. M. Casandjian , E. Cavazzuti , C. Cecchi , O. Celik , E. Charles , S. Chaty , A. Chekhtman , J. Chiang , S. Ciprini , R. Claus , J. Cohen-Tanugi , S. Colafrancesco , L. R. Cominsky , J. Conrad , L. Costamante , S. Cutini , C. D. Dermer , A. de Angelis , F. de Palma , S. W. Digel , E. do Couto e Silva , P. S. Drell , R. Dubois , D. Dumora , C. Farnier , C. Favuzzi , S. J. Fegan , W. B. Focke , P. Fortin , M. Frailis , L. Fuhrmann , Y. Fukazawa , S. Funk , P. Fusco , F. Gargano , D. Gasparrini , N. Gehrels , S. Germani , B. Giebels , N. Giglietto , P. Giommi , F. Giordano , T. Glanzman , G. Godfrey , I. A. Grenier , J. E. Grove , L. Guillemot , S. Guiriec , D. Hadasch , Y. Hanabata , A. K. Harding , M. Hayashida , E. Hays , S. E. Healey , D. Horan , R. E. Hughes , R. Itoh , M. S. Jackson , G. Johannesson , A. S. Johnson , W. N. Johnson , M. Kadler , T. Kamae , H. Katagiri , J. Kataoka , N. Kawai , M. Kerr , J. Knodlseder , M. L. Kocian , M. Kuss , J. Lande , L. Latronico , F. Longo , F. Loparco , B. Lott , M. N. Lovellette , P. Lubrano , G. M. Madejski , A. Makeev , W. Max-Moerbeck , M. N. Mazziotta , W. McConville , J. E. McEnery , C. Meurer , P. F. Michelson

Blazars are characterized by large amplitude and fast variability, indicating that the electron distribution is rapidly changing, often on time scales shorter than the light crossing time. We study the time dependent behavior of the…

Astrophysics · Physics 2007-05-23 Marco Chiaberge , Gabriele Ghisellini

Spectra of the neutral heavy mesons, $\eta_c(1S,2S)$, $J/\psi$, $\psi(2S)$, $\eta_b(1S,2S,3S)$, $\Upsilon(1S,2S,3S)$, $D$, $D^\ast$, $B$, $B^\ast$, $B_s$ and $B_s^\ast$, in a homogeneous magnetic field are analyzed in a potential model of…

High Energy Physics - Phenomenology · Physics 2016-11-07 Tetsuya Yoshida , Kei Suzuki

Compton inverse radiation emitted due to backscattering of laser pulses off the relativistic electrons possesses high spectral density and high energy of photons - in hard x-ray up to gamma-ray energies - because of short wavelength of…

Accelerator Physics · Physics 2015-06-18 Eugene Bulyak , Junji Urakawa

Flux-energy and angle-energy diagrams for an exact three-dimensional Hamiltonian of the Bloch electron in a uniform magnetic field are analyzed. The dependence of the structure of the diagrams on the direction of the field, the geometry of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 J. Bruening , V. V. Demidov , V. A. Geyler
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