Search Results - "Treves, A."
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GAMMA-RAY AND OPTICAL OSCILLATIONS IN PKS 0537-441
Published in The Astrophysical journal (20-03-2016)“…ABSTRACT We have considered the Fermi γ-ray light curve of the blazar PKS 0537-441 during a high state extending from 2008 August 10 to 2011 August 27. The…”
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X-Ray Observations of the Isolated Black Hole Candidate OGLE-2011-BLG-0462 and Other Collapsed Objects Discovered through Gravitational Microlensing
Published in The Astrophysical journal (01-07-2022)“…Abstract Isolated black holes and neutron stars can be revealed through the observation of long-duration gravitational microlensing events. A few candidates…”
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High-redshift BL Lac Objects: Spectroscopy of Candidates
Published in The Astrophysical journal (10-07-2018)“…We report on 16 BL Lacertae objects that were proposed to be at z > 1. We present spectroscopic observations secured at the 10.4 m GTC that allowed us to…”
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The spectra of IceCube neutrino (SIN) candidate sources – II. Source characterization
Published in Monthly notices of the Royal Astronomical Society (01-02-2022)“…ABSTRACT Eight years after the first detection of high-energy astrophysical neutrinos by IceCube, we are still almost clueless as regards to their origin,…”
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Geometry and inclination of the broad-line region in blazars
Published in Monthly notices of the Royal Astronomical Society (01-05-2011)“…We study the properties of the broad-line region in blazars by comparing the virial estimate of black hole masses with that derived from the mass of the host…”
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Gamma-ray quasi-periodicities of blazars. A cautious approach
Published in Monthly notices of the Royal Astronomical Society (01-01-2019)Get full text
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Thalamo-hippocampal pathway regulates incidental memory capacity in mice
Published in Nature communications (20-07-2022)“…Incidental memory can be challenged by increasing either the retention delay or the memory load. The dorsal hippocampus (dHP) appears to help with both…”
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Do BL Lac objects and FR I radio galaxies inhabit the same galaxy environment?
Published in Monthly notices of the Royal Astronomical Society. Letters (01-05-2019)“…ABSTRACT We investigate the environments of galaxies around BL Lacertae (BL Lac) objects and Fanaroff–Riley class I (FR I) radio galaxies, the alleged parent…”
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What is the mammalian dentate gyrus good for?
Published in Neuroscience (17-07-2008)“…Abstract In the mammalian hippocampus, the dentate gyrus (DG) is characterized by sparse and powerful unidirectional projections to CA3 pyramidal cells, the…”
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Imaging Redshifts of BL Lacertae Objects
Published in The Astrophysical journal (10-12-2005)“…The HST snapshot imaging survey of 110 BL Lac objects (Urry et al.) has clearly shown that the host galaxies are massive and luminous ellipticals. The…”
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On the redshift of the very high-energy gamma-ray BL Lac object S2 0109+22
Published in Monthly notices of the Royal Astronomical Society (21-05-2016)“…The determination of the redshift of extragalactic gamma-ray sources is of fundamental importance for the interpretation of their emission models and…”
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On the geometry of broad emission region in quasars
Published in Monthly notices of the Royal Astronomical Society (01-07-2008)“…We study the geometry of the Hβ broad emission region by comparing the MBH values derived from Hβ through the virial relation with those obtained from the host…”
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Overdensity of galaxies in the environment of quasar pairs
Published in Monthly notices of the Royal Astronomical Society (01-03-2018)“…Abstract We report on a study of the galaxy environments of low redshift physical quasars pairs. We selected 20 pairs having projected separation < 0.5 Mpc and…”
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Cannabis (medical marijuana) treatment for motor and non-motor symptoms of Parkinson disease: an open-label observational study
Published in Clinical neuropharmacology (01-03-2014)“…The use of cannabis as a therapeutic agent for various medical conditions has been well documented. However, clinical trials in patients with Parkinson disease…”
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The environment of low-redshift quasar pairs
Published in Monthly notices of the Royal Astronomical Society (21-10-2014)“…We investigate the properties of the galaxy environment of a sample of 14 low-redshift (z < 0.85) quasar (QSO) physical pairs extracted from Sloan Digital Sky…”
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On the cool gaseous haloes of quasars
Published in Monthly notices of the Royal Astronomical Society (21-02-2013)“…We present the optical spectroscopy of projected quasar (QSO) pairs in order to investigate the Mg ii and C iv absorption features imprinted on the spectrum of…”
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The circum-galactic medium of quasars: transverse and line-of-sight absorptions
Published in Astrophysics and space science (01-11-2020)“…Quasar projected pairs (QPPs) can be used for investigating the circumgalactic medium of quasars through the study of intervening absorption lines in the…”
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Circumgalactic medium of quasars: C iv absorption systems
Published in Monthly notices of the Royal Astronomical Society (21-03-2016)“…We investigate the properties of circumgalactic gas in the halo of quasar (QSO) host galaxies from C iv absorption-line systems. We use the optical…”
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Trophy hunting: Insufficient evidence
Published in Science (American Association for the Advancement of Science) (25-10-2019)Get full text
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