Astrophysical: Spectrometers

  • Publication
    A liquid crystal modulator
    The use of a liquid crystal as an optical modulator for use with a resonant scattering spectrometer has been investigated. Preliminary data indicate that using...
  • Publication
    A microwave blackbody target for cosmic microwave background spectral measurements in the 10–20 GHz range
    The Tenerife Microwave Spectrometer (TMS) is a ground-based radio-spectrometer that will take absolute measurements of the sky between 10–20 GHz. To ensure the...
  • Publication
    Near-infrared Spectral Homogeneity of the Didymos System Before and After the DART Impact
    We spectroscopically characterized the Didymos system, target of the Double Asteroid Redirection Test (DART)/Light Italian Cubesat for Imaging of Asteroids...
  • Publication
    On the acoustic cut-off frequency of the sun
    Full solar disk observations of radial velocity, obtained with the IRIS network of resonant scattering spectrometers, are used to analyze the acoustic p-mode...
  • Publication
    Overview of the Instrumentation for the Dark Energy Spectroscopic Instrument
    The Dark Energy Spectroscopic Instrument (DESI) embarked on an ambitious 5 yr survey in 2021 May to explore the nature of dark energy with spectroscopic...
  • Publication
    Preliminary performance of a 4-point resonance scattering experiment to access long-period global oscillations from space
    The first data of a SOHO-GOLF type instrument are presented. The slopes of the solar sodium lines profiles D1 and D2 and their variations with the excursion of...
  • Publication
    Solar observations: Techniques and interpretation
    This book includes four chapters devoted to techniques and interpretation of solar observations. The chapter on high spatial resolution techniques considers...
  • Publication
    Spectral Rotational Characterization of the Didymos System prior to the DART Impact
    The smallest member of the Didymos binary near-Earth object system (Dimorphos) is the target of the DART/LICIACube mission, the first attempt to change the...
  • Publication
    Stellar Atmospheric Parameters: The Four-Step Program and Gaia's Radial Velocity Spectrometer
    The determination of atmospheric parameters is the first and most fundamental step in the analysis of a stellar spectrum. Current and forthcoming surveys...