On the lambda-parameter of the common envelope evolution

The binding energy of the envelope to the core of a donor star will determine the outcome of a binary evolving through a common envelope (CE) and spiral-in phase. This binding energy is expressed by a parameter lambda which depends strongly on the evolutionary stage (i.e. stellar radius). Following...

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Bibliographic Details
Main Authors: Dewi, J, Tauris, T
Format: Conference item
Published: 2001
Description
Summary:The binding energy of the envelope to the core of a donor star will determine the outcome of a binary evolving through a common envelope (CE) and spiral-in phase. This binding energy is expressed by a parameter lambda which depends strongly on the evolutionary stage (i.e. stellar radius). Following our earlier publication, we present the lambda-parameter of stars with masses 11 - 100 M..