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astro-ph2002
The nuclear processes responsible for the CNO synthesis
M. Arnould, L. Siess, S. Goriely
The abundances of the isotopes of the elements C, N and O are mainly affected by the cold CNO cycles in non-explosive stellar situations, or by the hot CNO chains that can develop…
astro-ph2002★ 69 cited
The blue to red supergiant ratio in young clusters at various metallicities
P. Eggenberger, G. Meynet, A. Maeder
We present new determinations of the blue to red supergiant ratio () in young open clusters at various metallicities. For this purpose, we examine the HR diagrams of 45 cluste…