329 citations · 4.4k across the 88 of their papers we have counts for
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astro-ph2002★ 73 cited
Element abundances in cool white dwarfs. II. Ultraviolet observations of DZ white dwarfs
B. Wolff, D. Koester, J. Liebert
We present a small data base of homogeneously derived photospheric element abundances of DZ white dwarfs and related objects. Our previous investigations are supplemented with the…
astro-ph2002★ 122 cited
Search for progenitors of supnernovae type Ia with SPY
R. Napiwotzki, N. Christlieb, H. Drechsel +13
We have started a large survey for double degenerate (DD) binaries as potential progenitors of type Ia supernovae with the UVES spectrograph at the ESO VLT (ESO SN Ia Progenitor su…
astro-ph2002★ 56 cited
Binaries discovered by the SPY project. II. HE 1414-0848: a double degenerate with a mass close to the Chandrasekhar limit
R. Napiwotzki, D. Koester, G. Nelemans +6
In the course of our search for double degenerate (DD) binaries as potential progenitors of type Ia supernovae with the UVES spectrograph at the ESO VLT (ESO SN Ia Progenitor surve…