[Mesa-users] (no subject)

Александр Просняков bladvey at gmail.com
Wed Dec 13 12:26:08 EST 2017


Thanks. Is it possible to put custom reaction rates or it has to be done by
changing sources?

2017-12-13 2:37 GMT+03:00 Francis Timmes <fxt44 at mac.com>:

> binary reaction sequences i(j,k)l where i, j, k, and l are distinct
> particles with stoichiometric coefficients of unity are handled
> by the mechanism you are trying with relative ease.
>
> when there are identical particles in the entrance or exit channels,
> or the stoichiometric coefficient is not equal to one, mesa treats
> them as special_case_reactions that need specific code (e.g.,
> /net/private/net_initialize.f90).
> examples include triple-alpha, c12(c12,alpha)ne20, and everyone's favorite
> big bang reaction sequence t(t,2n)he4.
>
> to add a sequence like 106cd(g,2n)104cd which has a stoichiometric
> coefficient
> of 2 in the exit channel will require custom coding. this said, if i have
> missed
> some magic in the code, i'm sure a mesa-developers will let me know i'm
> wrong!
>
> fxt
>
>
>
>
> > On Dec 12, 2017, at 3:53 PM, Александр Просняков via Mesa-users <
> mesa-users at lists.mesastar.org> wrote:
> >
> > Is there any way to input custom rates data with several ejectiles?
> > For example, I tried to input reaction 106Cd(g,2n)104Cd
> > I wrote it in rate_list.txt as 'r_cd106_g2n_cd104', but it doesn't seem
> to be taken by MESA, as it doesn't show in the list of reaction rates
> ('show_net_reactions_info = .true.' is written in inlist_project)
>
>
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