Astrofísicas: Técnicas

  • Publicación
    Compact jets dominate the continuum emission in low-luminosity active galactic nuclei
    Low-luminosity active galactic nuclei (LLAGN) are special among their kind due to the profound structural changes that the central engine experiences at low...
  • Publicación
    Comparative analysis of atmospheric parameters from high-resolution spectroscopic sky surveys: APOGEE, GALAH, Gaia-ESO
    Context. SDSS-IV APOGEE-2, GALAH, and Gaia-ESO are high-resolution, ground-based, multi-object spectroscopic surveys providing fundamental stellar atmospheric...
  • Publicación
    Comparing Submillimeter Polarized Emission with Near-infrared Polarization of Background Stars for the Vela C Molecular Cloud
    We present a large-scale combination of near-infrared (near-IR) interstellar polarization data from background starlight with polarized emission data at...
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    Comparing the emission spectra of U and Th hollow cathode lamps and a new U line list
    Context. Thorium hollow cathode lamps (HCLs) are used as frequency calibrators for many high resolution astronomical spectrographs, some of which aim for...
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    Comparison of theoretical and observed Ca II 8542 Stokes profiles in quiet regions at the centre of the solar disc
    Context. Interpreting the Stokes profiles observed in quiet regions of the solar chromosphere is a challenging task. The Stokes Q and U profiles are dominated...
  • Publicación
    Complex AGN feedback in the Teacup galaxy. A powerful ionised galactic outflow, jet-ISM interaction, and evidence for AGN-triggered star formation in a giant bubble
    Context. The z ∼ 0.1 type-2 QSO J1430+1339, known as the " Teacup", is a complex galaxy showing a loop of ionised gas ∼10 kpc in diameter, co-spatial radio...
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    Compositional characterization of V-type candidate asteroids identified using the MOVIS catalogue
    The main objective of this work is to compositionally analyse the visible to near-infrared spectra of a total of six V-type candidates identified using the...
  • Publicación
    Compositional study of asteroids in the Erigone collisional family using visible spectroscopy at the 10.4 m GTC
    Two primitive near-Earth asteroids, (101955) Bennu and (162173) Ryugu, will be visited by a spacecraft with the aim of returning samples back to Earth. Since...
  • Publicación
    Compressive sensing for spectroscopy and polarimetry
    We demonstrate, through numerical simulations with real data, the feasibility of using compressive sensing techniques for the acquisition of spectro...