Astrofísicas: Astroquímica

  • Publicación
    Hexa-(2-ethylhexyl)-hexa-peri-hexabenzocoronene as archetypal model compound of asphaltenes and MAONs
    Hexa(ethylhexyl)-hexa-(peri)-hexabenzocoronene (HEH-HBC) was selected as model compound of asphaltenes. In fact, in the “island” model the asphaltenes are...
  • Publicación
    High-resolution Optical Spectroscopy of DY Cen: Diffuse Interstellar Bands in a Proto-fullerene Circumstellar Environment?
    We search high-resolution and high-quality VLT/UVES optical spectra of the hot R Coronae Borealis star DY Cen for electronic transitions of the C60 molecule and...
  • Publicación
    Hydrogenated amorphous carbon grains as an alternative carrier of the 9-13 μm plateau feature in the fullerene planetary nebula Tc 1
    Fullerenes have been observed in several astronomical objects since the discovery of C 60 in the mid-infrared (mid-IR) spectrum of the planetary nebula (PN) Tc...
  • Publicación
    Hydrogenated fulleranes and the anomalous microwave emission of the dark cloud LDN 1622
    We study the rotation rates and electric dipole emission of hydrogenated icosahedral fullerenes under the physical conditions of the dark cloud (DC) LDN 1622...
  • Charla
    IAU G5 -- The GALAH survey: science goals and highlights to date
    The field of Galactic archaeology has been very active in recent years, with a major influx of data from the Gaia satellite and large spectroscopic surveys. The...
  • Charla
    IAU G5: "Extreme Precision Stellar Spectroscopy"
    The new generation of spectrometers designed for extreme precision radial velocities enable correspondingly precise stellar spectroscopy. It is now fruitful to...
  • Publicación
    Infrared Spectral Fingerprint of Neutral and Charged Endo- and Exohedral Metallofullerenes
    Small metal-containing molecules have been detected and recognized as one of the hybrid species that are efficiently formed in space, especially in the...
  • Publicación
    Infrared spectroscopy and integrated molar absorptivity of C60 and C70 fullerenes at extreme temperatures
    The detection of C60 and C70 fullerenes in young planetary nebulae and in reflection nebulae suggests that these molecules are more common in certain...
  • Publicación
    Infrared spectroscopy of fullerene C60/anthracene adducts
    Recent Spitzer Space Telescope observations of several astrophysical environments such as planetary nebulae, reflection nebulae and R Coronae Borealis stars...