Publication type: Refereed

  • Publication
    The Density, Extinction, Temperature, and Excitation Structures of NGC 2440
    We have observed the planetary nebula NGC 2440 in the transitions [O II] λ3727, He II λ4686, [O III] λλ(4363+5007), H I λλ(4861+6563), He I λ5876, [N II] λ6584...
  • Publication
    The dependence of the gradients of oxygen and nitrogen-to-oxygen on stellar age in MaNGA galaxies
    We derived the oxygen abundance (O/H), the nitrogen-to-oxygen (N/O) abundance ratio, and their corresponding radial gradients for a sample of 1431 galaxies from...
  • Publication
    The dependence of the magnetism of a near-limb sunspot on height
    Context. The physical parameters of the sunspot are not fully understood, especially the height dependence of the magnetic field. So far, it is also an open...
  • Publication
    The DES view of the Eridanus supervoid and the CMB cold spot
    The Cold Spot is a puzzling large-scale feature in the Cosmic Microwave Background temperature maps and its origin has been subject to active debate. As an...
  • Publication
    The descent and bouncing path of the Hayabusa2 lander MASCOT at asteroid (162173) Ryugu
    Images from the Optical Navigation Camera system (ONC) onboard the Hayabusa2 spacecraft show the MASCOT lander during its descent to the surface of asteroid...
  • Publication
    The DESI Early Data Release white dwarf catalogue
    The Early Data Release (EDR) of the Dark Energy Spectroscopic Instrument (DESI) comprises spectroscopy obtained from 2020 December 14 to 2021 June 10. White...
  • Publication
    The DESI Survey Validation: Results from Visual Inspection of Bright Galaxies, Luminous Red Galaxies, and Emission-line Galaxies
    The Dark Energy Spectroscopic Instrument (DESI) Survey has obtained a set of spectroscopic measurements of galaxies to validate the final survey design and...
  • Publication
    The DESI Survey Validation: Results from Visual Inspection of the Quasar Survey Spectra
    A key component of the Dark Energy Spectroscopic Instrument (DESI) survey validation (SV) is a detailed visual inspection (VI) of the optical spectroscopic data...
  • Publication
    The design of an apochromatic optical spectrograph for astronomical purposes
    Not Available