Astrophysical: Techniques

  • Publication
    Hα and He I absorption in HAT-P-32 b observed with CARMENES. Detection of Roche lobe overflow and mass loss
    We analyze two high-resolution spectral transit time series of the hot Jupiter HAT-P-32 b obtained with the CARMENES spectrograph. Our new XMM-Newton X-ray...
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    Hα kinematics of the Spitzer Infrared Nearby Galaxies Survey - II
    This is the second part of an Hα kinematics follow-up survey of the Spitzer Infrared Nearby Galaxies Survey (SINGS) sample. The aim of this paper is to shed new...
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    IC 2602: a lithium depletion boundary age and new candidate low-mass stellar members
    We report the results from a photometric and spectroscopic survey of ˜1.4 deg2 of the young open cluster IC 2602. Fourteen objects have been identified as...
  • Publication
    Identification of Neodymium in the Apogee H-Band Spectra
    We present the detection of 10 lines of singly ionized neodymium (Nd ii, Z = 60) in H-band spectra using observations from the SDSS-III Apache Point Observatory...
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    Identification of pulsation modes from spectroscopy
    Time-series of high-resolution spectra of massive main-sequence pulsators contain information on the degree l and azimuthal number m of a pulsation mode. I...
  • Publication
    Identifying nearby field T dwarfs in the UKIDSS Galactic Clusters Survey
    We present the discovery of two new late-T dwarfs identified in the UKIRT Infrared Deep Sky Survey (UKIDSS) Galactic Clusters Survey (GCS) Data Release 2 (DR2)...
  • Publication
    Identifying the Rotation Rate and the Presence of Dynamic Weather on Extrasolar Earth-like Planets from Photometric Observations
    With the recent discoveries of hundreds of extrasolar planets, the search for planets like Earth and life in the universe is quickly gaining momentum. In the...
  • Publication
    Image reconstruction with analytical point spread functions
    Context. The image degradation produced by atmospheric turbulence and optical aberrations is usually alleviated using post-facto image reconstruction techniques...
  • Publication
    Imaging the cool stars in the interacting binaries AE Aqr, BV Cen and V426 Oph
    It is well known that magnetic activity in late-type stars increases with increasing rotation rate. Using inversion techniques akin to medical imaging, the...