Free Access
Fig. 2
DO WDs with ultrahigh excitation absorption lines. Each spectrum is labeled with Teff, log g, and the SDSS name. The locations of photospheric lines and ultrahigh excitation features are marked. The vertical bar indicates 10% of the continuum flux.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.