Publication type: Non-refereed

  • Publication
    Accurate number densities and environment for compact and relic massive galaxies
    The quest to find relic galaxies is ongoing, i.e. galaxies that seem to remain untouched from the primeval Universe. These galaxies are usually massive (> 8×10^...
  • Publication
    Accurate wavelengths in the Sun spectrum (Allende Prieto+ 1998)
    Central line wavelengths in the spectrum of the Sun observed at the centre of the disc, and in the flux spectrum, line identification and solar log(gf). (1 data...
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    Achieving a few cm/sec calibration repeatability for high resolution spectrographs: the laser frequency comb on HARPS
    The laser frequency comb, with its extreme precision, opens a new window for high precision spectroscopy for current facilities, as well as for the ELT's. We...
  • Publication
    ACO 1825 and AC 114 EROs photometry (Hempel+, 2008)
    New z-band (F850LP, denoted z850 hereafter) imaging was obtained with the ACS camera onboard HST in November 2004 (AC114) and July 2005 (Abell 1835). The 3.6, 4...
  • Publication
    Acoustic Oscillations in Main-Sequence Stars: HD155543
    High-speed photometric techniques have been found useful as a way to study the acoustic mode signature in low main sequence stars. In this work, the discovery...
  • Publication
    Acoustic oscillations in the K2 III star Arcturus
    Simultaneous spectrometric and photometric observations have been performed on the red giant star Arcturus, in a search for radial velocity or luminosity...
  • Publication
    Acquisition cameras and wavefront sensors for the GTC 10-m telescope
    The GTC Acquisition Cameras and Wavefront Sensors are based on a modular design with remote, low-profile and lightweight CCD heads and a compact CCD controller...
  • Publication
    Active Compensation of Global Wavefront Tilts at Solar Telescopes: Present Status of an Electronic Development
    Not Available
  • Publication
    Active density wave: An attempt to explain the photometric behaviour of HP Lib and AM CVn
    Substantial differences in the amplitudes of the fundamental frequency and its harmonics are observed in the temporal spectra of HP Lib in some specific nights...