Search Results - "Arshakian, Tigran G"

Optimum frequency band for radio polarization observations by Arshakian, Tigran G., Beck, Rainer

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Optimum frequency band for radio polarization observations by Arshakian, Tigran G., Beck, Rainer

“…Polarized radio synchrotron emission from interstellar, intracluster and intergalactic magnetic fields is affected by frequency-dependent Faraday…”
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Optimum frequency band for radio polarization observations: Optimum frequency band for radio observations by Arshakian, Tigran G., Beck, Rainer

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The central pc-scale region in blazars: insights from multi-band observations by Arshakian, Tigran G, Chavushyan, Vahram

“…The empirical relations in the black hole-accretion disk-relativistic jet system and physical processes behind these relations are still poorly understood,…”
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Optimum frequency band for radio polarisation observations by Arshakian, Tigran G, Beck, Rainer

“…Polarised radio synchrotron emission from interstellar, intracluster and intergalactic magnetic fields is affected by frequency-dependent Faraday…”
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Exploring weak magnetic fields with LOFAR and SKA by Arshakian, Tigran G, Beck, Rainer

“…Regular magnetic field structures can be derived from the Faraday rotation measures (RM) of polarized background sources observable at 1.4 GHz with the SKA. At…”
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The link between ejection of a jet component and characteristics of variable continuum emission in the active galaxy 3C 390.3 by Arshakian, Tigran G, Belloni, Tomaso

“…PoSMQW6:029,2006 We study the correlations between the jet ejection event and changes in the continuum emission of the radio-loud galaxy 3C 390.3, using the…”
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Correlations between radio emission of the parsec-scale jet and optical nuclear emission of host AGN by Torrealba, Janet, Arshakian, Tigran G, Chavushyan, Vahram, Cruz-Gonzalez, Irene

“…We study the relation between the VLBA (Very Long Baseline Array) radio emission at 15 GHz and the optical nuclear emission at 5100 A for a sample of 233…”
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Optical Spectroscopic ATLAS of the MOJAVE/2cm AGN Sample (1) by Torrealba, Janet, Chavushyan, Vahram, Cruz-González, Irene, Arshakian, Tigran G, Bertone, Emanuele, Rosa-González, Daniel

“…We present an optical spectroscopic atlas at intermediate resolution (8-15A) for 123 core-dominated radio-loud active galactic nuclei with relativistic jets,…”
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Testing the cosmological evolution of magnetic fields in galaxies with the SKA by Arshakian, Tigran G, Beck, Rainer, Krause, Marita, Sokoloff, Dmitry

“…We investigate the cosmological evolution of large- and small-scale magnetic fields in galaxies at high redshifts. Results from simulations of hierarchical…”
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Evolution of magnetic fields in galaxies and future observational tests with the Square Kilometre Array by Arshakian, Tigran G, Beck, Rainer, Krause, Marita, Sokoloff, Dmitry

“…Aims. We investigate the cosmological evolution of large- and small-scale magnetic fields in galaxies in the light of present models of formation and evolution…”
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Evolution of magnetic fields in galaxies in the frame of hierarchical structure formation cosmology: future tests with the SKA by Arshakian, Tigran G, Beck, Rainer, Krause, Marita, Sokolff, Dmitry, Stepanov, Rodion

“…Results from simulations of hierarchical structure formation cosmology provide a tool to develop an evolutionary model of regular magnetic fields coupled to…”
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Small-scale dynamo action during the formation of the first stars and galaxies. I. The ideal MHD limit by Schleicher, Dominik R. G, Banerjee, Robi, Sur, Sharanya, Arshakian, Tigran G, Klessen, Ralf S, Beck, Rainer, Spaans, Marco

“…We explore the amplification of magnetic seed fields during the formation of the first stars and galaxies. During gravitational collapse, turbulence is created…”
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Magnetic field structures of galaxies derived from analysis of Faraday rotation measures, and perspectives for the SKA by Stepanov, Rodion, Arshakian, Tigran G, Beck, Rainer, Frick, Peter, Krause, Marita

“…The forthcoming new-generation radio telescope SKA (Square Kilometre Array) and its precursors will provide a rapidly growing number of polarized radio…”
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The source of variable optical emission is localized in the jet of the radio galaxy 3C 390.3 by Arshakian, Tigran G, Lobanov, Andrei P, Chavushyan, Vahram H, Shapovalova, Alla I, Zensus, J. Anton

“…We present observational evidence for the link between variability of the radio emission of the relativistic jet and optical continuum emission in the radio…”
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An asymmetric relativistic model for classical double radio sources by Arshakian, Tigran G, Longair, Malcolm S

“…An asymmetric relativistic model for FRII radio sources is described which takes account of both relativistic effects and intrinsic/environmental asymmetries…”
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Observational evidence for the link between the variable optical continuum and the jet of a radio-loud galaxy 3C 390.3 by Arshakian, Tigran G, Lobanov, Andrei P, Chavushyan, Vahram H, Shapovalova, Alla I, Zensus, J. Anton

“…The ``central engine'' of AGN is thought to be powered by accretion on a central nucleus believed to be a super-massive black hole. The localization and exact…”
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