[Mesa-users] Turning Off Nuclear Fusion in 1M Star

[Evan Bauer]

Hi Madison,

The easiest way to completely shut off all nuclear reactions is to include this control:

	max_abar_for_burning = -1


Cheers,
Evan

> On Feb 23, 2019, at 5:13 PM, Madison Lyn Fitzgerald-Russell <madison.l.fitzgerald at wmich.edu> wrote:
> 
> Hello again MESA users,
> 
> I am interested in comparing the evolution of a 1M star (using the 1M_pre_ms_to_wd test suite) with nuclear fusion turned both off and on. On, of course, is the default, but I'm having some trouble with making sure any related nuclear reactions are turned off for the "without" runs.
> 
> So far, I have tried using the 
> net_logTcut_lo = 15.0
> command in order to turn off reactions about 10^15 K. However, my plot did not behave as expected (I've attached my inlist for this run and the plots I generated), with my supposed non-fusion run giving me almost exactly the same graph as my fusion run.
> 
> I have checked the documentation and the archive, but I am uncertain how to turn all nuclear fusion reactions off. Any suggestions for how to make sure nuclear reactions are turned off?
> 
> I'm running MESA version 10398 on a remote 64-bit Linux server.
> 
> Thank you,
> Madison Fitzgerald-Russell
> 
> Doctoral Scholar Assistant
> Department of Physics & The Mallinson Institute for Science Education
> Western Michigan University
> 
> <1M no fusion HR.png>
> <1M with fusion HR.png>
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