Publication type: Non-refereed

  • Publication
    NEREA: a red/near-IR spectrograph concept for the GTC
    NEREA is a stable, compact, high-resolution spectrometer concept for the GTC. NEREA is proposed as a general purpose instrument with a variety of science cases...
  • Publication
    Nested and Single Bars in Seyfert and Non-Seyfert Galaxies
    We analyze the observed properties of nested and single stellar bar systems in disk galaxies. Our sample consists of 56 Seyfert and 56 non-Seyfert galaxies. We...
  • Publication
    Nested Bars with Different Pattern Speeds: NGC 2950
    We studied the SB0 galaxy NGC 2950, which hosts two nested stellar bars. We used the Tremaine-Weinberg method to measure the pattern speed of the primary bar...
  • Publication
    Net Circular Polarization Of Sunspot Penumbrae - A Versatile Model For Diagnosing Magnetic Field Structure
    Sunspot penumbrae harbor highly structured magnetic fields and flows. The moving flux tube model offers an explanation for several observed phenomena, e.g. the...
  • Publication
    Net Circular Polarization of Sunspot Penumbrae- A Versatile Tool for Diagnosing Magnetic Field Structure
    Not Available
  • Publication
    Neues über die Sonnenrotation.
    Not Available
  • Publication
    Neutral and Ionized Atomic Hydrogen Kinematics in the Disk of NGC 3359
    We present a kinematical comparison of the HI and HII contents of the barred spiral galaxy NGC 3359. Non-circular motions are observed near the strong bar and...
  • Publication
    Neutral and ionized gas dynamics in Blue Compact Dwarf Galaxies
    We propose to carry out full-synthesis (12-h) HI ATCA observations of 6 bright Blue Compact Dwarf Galaxies (BCDGs). The HIPASS data of these objects indicate...
  • Publication
    Neutral and ionized gas dynamics in Blue Compact Dwarf Galaxies
    We propose to carry out full-synthesis (12-h) HI ATCA observations of 8 bright Blue Compact Dwarf Galaxies (BCDGs), for which we have already got interesting...