Zobrazeno 1 - 10
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pro vyhledávání: '"Klindt, L."'
Autor:
Fawcett, V. A., Alexander, D. M., Rosario, D. J., Klindt, L., Lusso, E., Morabito, L. K., Rivera, G. Calistro
We have recently found fundamental differences in the radio properties of red quasars when compared to typical blue quasars. In this paper we use X-shooter data, providing spectral coverage from $\sim 3000-25000$ Ang, of a sample of 40 red and blue l
Externí odkaz:
http://arxiv.org/abs/2201.04139
Publikováno v:
Galaxies 2021, 9, 107
A non-negligible fraction of quasars are red at optical wavelengths, indicating (in the majority of cases) that the accretion disc is obscured by a column of dust which extinguishes the shorter-wavelength blue emission. In this paper, we summarize re
Externí odkaz:
http://arxiv.org/abs/2111.10384
Autor:
Rosario, D. J., Alexander, D. M., Moldon, J., Klindt, L., Thomson, A. P., Morabito, L., Fawcett, V. A., Harrison, C. M.
Red quasi-stellar objects (QSOs) are a subset of the quasar population with colours consistent with reddening due to intervening dust. Recent work has demonstrated that red QSOs show special radio properties that fundamentally distinguish them from n
Externí odkaz:
http://arxiv.org/abs/2106.02646
Autor:
Rivera, G. Calistro, Alexander, D. M., Rosario, D. J., Harrison, C. M., Stalevski, M., Rakshit, S., Fawcett, V. A., Morabito, L. K., Klindt, L., Best, P. N., Bonato, M., Bowler, R. A. A., Costa, T., Kondapally, R.
Publikováno v:
A&A 649, A102 (2021)
Fundamental differences in the radio properties of red quasars (QSOs), as compared to blue QSOs, have been recently discovered, positioning them as a potential key population in the evolution of galaxies and black holes across cosmic time. To elucida
Externí odkaz:
http://arxiv.org/abs/2103.02610
Autor:
Fawcett, V. A., Alexander, D. M., Rosario, D. J., Klindt, L., Fotopoulou, S., Lusso, E., Morabito, L. K., Rivera, G. Calistro
We have recently used the Faint Images of the Radio Sky at Twenty-centimeters (FIRST) survey to show that red quasars have fundamentally different radio properties to typical blue quasars: a significant (factor $\sim3$) enhancement in the radio-detec
Externí odkaz:
http://arxiv.org/abs/2004.01197
Autor:
Rosario, D. J., Fawcett, V. A., Klindt, L., Alexander, D. M., Morabito, L. K., Fotopoulou, S., Lusso, E., Rivera, G. Calistro
Red quasi-stellar objects (QSOs) are a subset of the luminous end of the cosmic population of active galactic nuclei (AGN), most of which are reddened by intervening dust along the line-of-sight towards their central engines. In recent work from our
Externí odkaz:
http://arxiv.org/abs/2004.01196
The Fermi-LAT has detected more than 3000 sources in the GeV $\gamma$-ray regime. The majority are extra-galactic and these sources are dominated by blazars. However, $\sim28$ per cent of the sources in Fermi 3LAC are listed as blazar candidates of u
Externí odkaz:
http://arxiv.org/abs/1701.06363
The gamma-ray binary system PSR B1259-63/LS 2883 went through periastron in May 2014. We report on the optical spectroscopic monitoring of the system from 33 d before to 78 d after periastron, undertaken with the Southern African Large Telescope (SAL
Externí odkaz:
http://arxiv.org/abs/1511.01224
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Autor:
Fawcett, V A, Alexander, D M, Rosario, D J, Klindt, L, Lusso, E, Morabito, L K, Calistro Rivera, G
Publikováno v:
Monthly Notices of the Royal Astronomical Society; 6/15/2022, Vol. 513 Issue 1, p1254-1274, 21p