J. A. de Freitas Pacheco
Abstract
A new analysis of the physical conditions of the shell ejected by Nova Cephei 1971 has shown that optical depth effects are unimportant during the evolutionary phases we have previously considered. The conclusion of the present study is that He is overabundant in the nova ejecta.
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A new analysis of the physical conditions of the shell ejected by Nova Cephei 1971 has shown that optical depth effects are unimportant during the evolutionary phases we have previously considered. The conclusion of the present study is that He is overabundant in the nova ejecta.
Key concepts: Ejecta, Physics, Nova (rocket), Astrophysics, Helium, Astronomy, Abundance (ecology), Dwarf nova