[Mesa-users] Question about neon burning rates

[Ebraheem Farag]

If you're using an approx21 network, the "burn_ne" label refers exclusively
to 20Ne(alpha,gamma)24Mg. Otherwise, it is an umbrella term as Frank
described.

-EbF

On Mon, Dec 4, 2023 at 11:12 PM Jeremy Sakstein via Mesa-users <
mesa-users at lists.mesastar.org> wrote:

> Hi everyone,
>
> I am interested in tracking neon burning, and have arrived at a bit of a
> puzzle.
>
> I am seeing significant neon burning via the 'burn_ne' profile variable at
> temperatures of order logT=8.6-8.8 i.e., lower than I would expect neon
> burning to be significant. I am working with version 12778.
>
> When I look at rates/private/ratelib.f90, I can see that the ne20gp
> reaction redirects me to f19(p,g)ne20. When I look up this rate, it appears
> that it is important at the temperatures I am working with, so could be
> responsible for the neon burning I am seeing. My current hypothesis is that
> I am seeing the inverse reaction happening.
>
> Does anyone have any insight into this?
>
> Also, can someone tell me why the rne20gp redirects me to f19(p,g)ne20?
>
> Cheers,
>
> Jeremy
>
> --
> Jeremy Sakstein (He/Him/His)
> Assistant Professor of Theoretical Physics
> Department of Physics & Astronomy
> University of Hawaiʻi at Mānoa
> Watanabe Hall
> 2505 Correa Road
> Honolulu, HI, 96822, USA
> http://www.jeremysakstein.com
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