[Mesa-users] custom rates

Rob Farmer r.j.farmer at uva.nl
Thu Feb 15 14:35:18 EST 2018

Hi Amber
One way to check things to delete all the rates from the cache folder then
run mesa, then check what rates got written to the folder. If it has a
0.bin then its a custom rate, a 1.bin or 2.bin means its still using the
normal mesa rates.


On 15 February 2018 at 19:58, Evan Bauer <ebauer at physics.ucsb.edu> wrote:

> Hi Amber,
> There’s a handy executable in the rates/test directory called show_rates
> that will process those binary files you’re seeing into plain text columns
> that you can read. Just give it the binary file as an argument and it will
> spit out two columns: the temperature in units of 10^8 K, and the rate.
> Cheers,
> Evan
> On Feb 15, 2018, at 10:48 AM, amber lauer via Mesa-users <
> mesa-users at lists.mesastar.org> wrote:
> Hello friends. I am working on a model that uses custom reaction rates for
> many important reactions, though not all. As such I have specified the
> rate_tables and cache folder in my inlist, with the former including all
> the rate files and the rate_list.txt file.  This has presented a few
> difficulties, and led to the following questions:
> How can I confirm that the model is using the rates I provide? Upon
> inspecting the cache folder I see that it is converting these files to
> .bin. What format is that, other than binary? Is there a way to see the
> contents?
> ​For weak rates, I see that according to  file in the method is similar to
> the combination of rate_list.txt and rate files, but the weak rate files
> are expected to be in hdf5(hdfs?) rather than .txt format?
> ​Also for weak rates, I see that there is also the file ​weak_info.list
> which contains slightly different info, the half life and the quantity Qneu
> (the neutrino energy?). Can someone talk about the difference between that
> file (other than the obvious) and the weak rates tables (similar in format
> to weakreactions.tables)? Also, the info in weakreactions.tables appears to
> conform to the same data set as described in weak_rate_list.txt, but is
> not, to my knowledge, in hdf5 format.
> Thanks
> --
> Amber Lauer
> Postdoctoral Researcher
> Triangle University Nuclear Lab
> Duke University
> amber.lauer at tunl.duke.edu <amber.lauer at duke.edu>
> _______________________________________________
> mesa-users at lists.mesastar.org
> https://lists.mesastar.org/mailman/listinfo/mesa-users
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