Publication type: Refereed

  • Publication
    High-resolution observations of the umbral filament in AR NOAA 12529
    Recent observations have shown in some sunspots the presence of structures that have been called umbral filaments (UFs). These consist of bright filamentary...
  • Publication
    High-resolution optical imaging of the core of the globular cluster M15 with FastCam
    We present high-resolution I-band imaging of the core of the globular cluster M15 obtained at the 2.5-m Nordic Optical Telescope with FastCam, a low readout...
  • Publication
    High-resolution Optical Spectroscopy of DY Cen: Diffuse Interstellar Bands in a Proto-fullerene Circumstellar Environment?
    We search high-resolution and high-quality VLT/UVES optical spectra of the hot R Coronae Borealis star DY Cen for electronic transitions of the C60 molecule and...
  • Publication
    High-Resolution Proper Motions in a Sunspot Penumbra
    Local correlation tracking techniques are used to measure proper motions in a series of high angular resolution (~0.1") penumbra images. If these motions trace...
  • Publication
    High-resolution rotation curves of NGC 7626: Dynamics of a young kinematically peculiar core
    The velocity field of the central parts of the elliptical galaxy NGC 7626 has been mapped by obtaining high resolution curves and velocity dispersion profiles...
  • Publication
    High-resolution Spectroscopic Reconnaissance of a Temperate Sub-Neptune
    The study of temperate sub-Neptunes is the new frontier in exoplanetary science. A major development in the past year has been the first detection of carbon...
  • Publication
    High-resolution spectroscopic study of massive blue and red supergiants in Perseus OB1. I. Definition of the sample, membership, and kinematics
    Context. The Perseus OB1 association, including the h and χ Persei double cluster, is an interesting laboratory for the investigation of massive star evolution...
  • Publication
    High-resolution spectroscopy of 31 Pegasi. The Hγ and He I 4471 line variations.
    We present high-resolution He I 4471, Mg II 4481 and Hγ line profiles of the Be star 31 Peg obtained simultaneously at four observing dates. In this paper we...
  • Publication
    High-resolution spectroscopy of Boyajian's star during optical dimming events
    Boyajian's star is an apparently normal main-sequence F-type star with a very unusual light curve. The dipping activity of the star, discovered during the...