[Mesa-users] Custom Reaction Rates in MESA

[Rob Farmer]

Hi

What does your toy_pp.txt and your rate_list.txt file look like?

Rob

On Fri, 21 Oct 2022 at 08:44, Brian Lutz via Mesa-users <
mesa-users at lists.mesastar.org> wrote:

> Hello,
>
> I am working on creating a 1 solar mass model with custom reaction rates
> (currently, the reaction rates are completely random) for the pp1 chain and
> have been encountering a problem.
> Inside my work directory, called Custom_PP_Rates, I have a directory
> called customRates which includes the three rate tables (toy_pp.txt,
> toy_dp.txt, toy_2he3.txt) as well as rate_list.txt.  I then call
> rates_tables_dir = 'customRates' inside the &star_job section in my
> inlist_project.  When I do ./mk and then ./rn I get the following error
> message:
>
>
> add_reaction_for_handle failed in reaclib_parse_handle r_h1_h1_wk_h2
> 'toy_pp.txt'
>
>  invalid rate file r_h1_h1_wk_h2 'toy_pp.txt'
>
>  rates_init failed in init_raw_rates_records
>
>  read_raw_rates_records failed in net_setup_tables
>
>  set_net failed in net_tables
>
>  failed in set_net
>
>  star_create_pre_ms_model ierr          -1
>
>  do_load1_star ierr          -1
>
>  before_evolve_loop ierr          -1
>
> DATE: 2022-10-21
>
> TIME: 00:00:57
>
> The &star_job section of my inlist project is:
>
> &star_job
>
>   ! see star/defaults/star_job.defaults
>
>
>   ! begin with a pre-main sequence model
>
>     create_pre_main_sequence_model = .true.
>
>
>   ! save a model at the end of the run
>
>     save_model_when_terminate = .false.
>
>     save_model_filename = '1M.mod'
>
>
>   ! nuclear reactions
>
>     rate_tables_dir = 'customRates'
>
>
>
>     change_initial_net = .true.
>
>     new_net_name = 'pp_and_cno_extras.net'
>
>
>
>   ! pause before terminate
>
>     pause_before_terminate = .true.
>
>
>
>   ! display on-screen plots
>
>     pgstar_flag = .true.
>
>
>
> / ! end of star_job namelist
>
> I would appreciate some support on how to properly add custom reaction
> rates, and use them in my simulations.
>
> Cheers,
>
> Brian Lutz
>
> Physics Major
>
> South Dakota School of Mines & Technology
>
> Phone: 303-350-8767
>
> Email: Brian.Lutz at mines.sdsmt.edu
> _______________________________________________
> mesa-users at lists.mesastar.org
> https://lists.mesastar.org/mailman/listinfo/mesa-users
>
>
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