Publication type: Non-refereed

  • Publication
    Unravelling the role of the SW Sextantis stars in the evolution of cataclysmic variables
    SW Sextantis stars are a relatively large group of cataclysmic variables (CVs) whose properties contradict all predictions made by the current CV evolution...
  • Publication
    Unsuccessful Optical Search for the 0.006223Hz Pulsar Frequency from the X-Ray Binary MX0656-072
    Results from B and R CCD observations of the X-ray Binary system MX0656-072 High Mass X-Ray Binaries are given. No optical pulsations was found from the X-Ray...
  • Publication
    Unsupervised Classification of RR Lyrae stars
    Big Datasets are becoming more and more prominent in the field of astrophysics with new powerful telescopes and surveys capturing parts of our night sky in an...
  • Publication
    Unsupervised classification of RR Lyrae stars
    Big datasets are becoming increasingly important in astrophysics due to new surveys continuously observing our night sky. A prominent example of an observatory...
  • Publication
    Untangling Sunspot Penumbrae: New Stokes Profile Analyses
    We present preliminary analyses of Stokes [I, Q, U, V] spectra of a sunspot penumbra using two different analysis/inversion procedures. It has long been known...
  • Publication
    Unusual Morphologies from the HST Snapshot Survey of BL Lac Objects: Three Optical Jets and A Possible Einstein Ring
    The HST snapshot survey of 108 BL Lac objects has revealed several instances of unusual morphologies, three jets and a possible Einstein ring. Of the three...
  • Publication
    Unusual optical and X-ray flaring activity in GX 339-4
    Since September 2007 we have been monitoring the optical counterpart (V, R and i-bands) of the black hole X-ray binary GX 339-4 with the Faulkes Telescope South...
  • Publication
    Unveiling Chiron, an odd ice ball, with Webb: Ice and Gas Phases Revealed
    We present unprecedented findings on (2060) Chiron using James Webb Space Telescope (JWST) NIRSpec imaging and spectroscopy from cycle 1 GTO program 1273. Our...
  • Publication
    Unveiling galaxy protoclusters in the era of Euclid
    How large-scale structures formed in the early universe is a key cosmological question with few answers from empirical evidence. Unveiling galaxy clusters and...