[Mesa-users] Opacity Table

[Francis Timmes]

hi aishah,

> But why in both of them never include Li7,Be and B in the table generation.
> Any particular reason?

the solar abundances of these three light elements are orders of magnitude smaller 
than the elements considered. hence, a significantly smaller contribution to an opacity.

fxt




> On Apr 10, 2021, at 2:08 AM, WAN AISHAH WAN HARUN STUDENT via Mesa-users <mesa-users at lists.mesastar.org> wrote:
> 
> Hi everyone,
> I am in need of some anwers.
> Opacity table is generated by the OP project based on 17 species and OPAL table based on 21 species am I right?
> But why in both of them never include Li7,Be and B in the table generation.
> Any particular reason?
> 
> Lets say I change my initial li7 in the fraction file(then reinstall MESA).Should I modify my opacity table accordingly too?
> Doesn't seem that the 3 metals being dump in any nearest element.
> 
> Any help would be appreciated
> 
> Cheers
> Aishah
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