The puzzling frequencies of CEMP and NEMP stars
Publication date
2009
Authors
Pols, O.R.
Izzard, R.G.
Glebbeek, E.
Stancliffe, R.J.
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Abstract
We present the results of binary population simulations of carbon- and nitrogen-enhanced metal-poor (CEMP and NEMP) stars. We show that the observed paucity of very nitrogen-rich stars puts strong constraints on possible modifications of the initial mass function at low metallicity.
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Pols, O R, Izzard, R G, Glebbeek, E & Stancliffe, R J 2009, 'The puzzling frequencies of CEMP and NEMP stars', Publications / Astronomical Society of Australia, vol. 26, no. 3, pp. 327-329.