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    • Diffuse gas in galaxies sheds new light on the origin of Type Ia supernovae 

      Johansson, Jonas; Woods, Tyrone E.; Gilfanov, Marat; Sarzi, Marc; Chen, Yan Mei; Oh, Kyuseok (2014-08-01)
      We measure the strength of He II λ4686 nebular emission in passively evolving ('retired') galaxies, aiming to constrain their populations of hot accreting white dwarfs (WDs) in the context of the single-degenerate (SD) ...