39 citations · 42 across the 2 of their papers we have counts for
2 papers
astro-ph2005★ 39 cited
Integral Field Spectroscopy of Faint Haloes of Planetary Nebulae
A. Monreal-Ibero, M. M. Roth, D. Schoenberner +2
We present the first integral field spectroscopy observations of the two planetary nebulae NGC3242 and NGC4361 with the VIMOS instrument attached to VLT-UT3. By co-adding a large n…
astro-ph1999★ 3 cited
The evolution of helium white dwarfs: II. Thermal instabilities
T. Driebe, T. Bloecker, D. Schoenberner +1
We calculated a grid of evolutionary models for white dwarfs with helium cores (He-WDs) and investigated the occurrence of hydrogen-shell flashes due to unstable hydrogen burning v…