Astrophysical: Galaxies

  • Publication
    The JCMT nearby galaxies legacy survey - X. Environmental effects on the molecular gas and star formation properties of spiral galaxies
    We present a study of the molecular gas properties in a sample of 98 H I - flux selected spiral galaxies within ˜25 Mpc, using the CO J = 3 - 2 line observed...
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    The JCMT Nearby Galaxies Legacy Survey - XI. Environmental variations in the atomic and molecular gas radial profiles of nearby spiral galaxies
    We present an analysis of the radial profiles of a sample of 43 H i-flux selected spiral galaxies from the Nearby Galaxies Legacy Survey (NGLS) with resolved...
  • Publication
    The JCMT Nearby Galaxies Legacy Survey. VI. The distribution of gas and star formation in M 81
    We present the first complete 12CO J = 3-2 map of M 81, observed as part of the Nearby Galaxies Legacy Survey being carried out at the James Clerk Maxwell...
  • Publication
    The June 2008 Flare of Markarian 421 from Optical to TeV Energies
    We present optical, X-ray, high-energy (lap30 GeV) and very high energy (gap100 GeV; VHE) observations of the high-frequency peaked blazar Mrk 421 taken between...
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    The JWST view of the barred galaxy population in the SMACS0723 galaxy cluster
    Context. The cosmic evolution of the barred galaxy population provides key information about the secular evolution of galaxies and the settling of rotationally...
  • Publication
    The Kennicutt-Schmidt Relation in Extremely Metal-Poor Dwarf Galaxies
    The Kennicutt-Schmidt (KS) relation between the gas mass and star formation rate (SFR) describes the star formation regulation in disk galaxies. It is a...
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    The Kinematic Status and Mass Content of the Sculptor Dwarf Spheroidal Galaxy
    We present VLT FLAMES spectroscopic observations (R~6500) in the Ca II triplet region for 470 probable kinematic members of the Sculptor (Scl) dwarf spheroidal...
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    The Kinematics and Dynamics of the Globular Clusters and Planetary Nebulae of NGC 5128
    A new kinematic and dynamic study of the halo of the giant elliptical galaxy NGC 5128 is presented. From a spectroscopically confirmed sample of 340 globular...
  • Publication
    The kinematics of local thick discs do not support an accretion origin⋆
    Thick discs are nearly ubiquitous components of the discs of present-day galaxies. It has been proposed that a fraction of their stars have been accreted. Here...