AMReX-Astro / AMReX-Astro/Microphysics

screening does not appear to be capped

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#911 3 comments 0 reactions 0 assignees View on GitHub

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Dominant language
C++
Stars
43
Forks
46
Avg merge
2d 18h
Merged PRs (30d)
15

Description

At low T, we can get really large screening factors (~ 1.e100 or so) -- these might not matter because the rates themselves are very small, but I wonder if we should have a cap on how large the screening factor can be?

Maybe the new screening routines do a better job?

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Research direction

Review the existing screening routines and the newer screening routines mentioned in the issue, focusing on low-temperature cases that produce factors around 1.e100. Determine whether a cap is needed and define the expected behavior before identifying the relevant tests or validation cases.

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Assessment

Tech stack
cpp
Domain
backend
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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