Tipo de publicación: Sin árbitro

  • Publicación
    Triple-Double Radio Galaxies: Clues for understanding recurrent AGN activity
    Using LOFAR Two-metre Sky Survey (LoTSS), we discovered three cycles of episodic jet activity (J1225+4011, Chavan et al. 2023, MNRAS) in a giant radio galaxy...
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    Tropospheric wind regimes and site topography effects: importance for site characterization
    Roque de los Muchachos Observatory (ORM) at La Palma (Canary Islands) is one of the two top sites selected for hosting the future European Large Telescope (ELT)...
  • Publicación
    TRUE2: establishing a detectability limit on hidden broad line regions
    True Seyfert 2 candidates are those Seyferts galaxies whose optical spectral do not show broad lines, nevertheless in the X-ray domain, they exhibit some...
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    Truncated disc surface brightness profiles produced by flares
    Previous studies have discarded that flares in galactic discs may explain the truncation that are frequently observed in highly-inclined galaxies (Kregel et al...
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    Tunable filter absorption line spectroscopy of the Galactic bar. Metallicity gradients
    The stellar metallicity distribution of stars can be a very useful tool to constrain the chemical evolution models reproducing different formation scenarios for...
  • Publicación
    Turbulence profiles in the observatories of the Canary Islands: preliminary statistics for adaptive optics
    Knowledge of vertical structure of the turbulence in a site is an essential input for the requirements, performances and operation of Adaptive Optics systems...
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    Turbulence Structure and Meteorological Conditions at Teide and Roque de LOS Muchachos Observatories (canary Islands)
    The proper characterisation of the turbulence structure in an astronomical site requires an statistical study of the refractive-index structure constant Cn2(h)...
  • Publicación
    Turbulent fields in the quiet sun from Hanle and Zeeman effects with THEMIS
    The measurement of the Sr I line with full polarimetry and spatial resolution with THEMIS has provided the unexpected result of an apparent correlation between...
  • Publicación
    Twenty years of weather and observing statistics in San Pedro Mártir, Baja California Mexico
    Statistics are presented covering 20 years of use of the 2.1m telescope of the Observatorio Astronómico Nacional at San Pedro Mártir, Baja California, Mexico...