The galactic population of white dwarfs

  title={The galactic population of white dwarfs},
  author={Ralf Napiwotzki},
  journal={Journal of Physics: Conference Series},
The contribution of white dwarfs of the different Galactic populations to the stellar content of our Galaxy is only poorly known. Some authors claim a vast population of halo white dwarfs, which would be in accordance with some investigations of the early phases of Galaxy formation claiming a top-heavy initial– mass– function. Here, I present a model of the population of white dwarfs in the Milky Way based on observations of the local white dwarf sample and a standard model of Galactic…