The entropy of a gas is an example of an adiabatic invariant.
Notes on verification
Confirmed by multiple independent peer-reviewed/arXiv sources and consistent with established statistical mechanics theory; entropy's constancy under quasi-static adiabatic processes is a well-known textbook result linking thermodynamics to classical mechanics' adiabatic invariants. [cascade flags: wikipedia_mirror_dropped_other_sources_exist | tier=silver indep_score=0.925 clusters=2 claim_tier=notable]
Sources
- Adiabatic invariant (wikipedia)
- https://arxiv.org/pdf/1607.05322 (corroboration)
- https://grokipedia.com/page/Adiabatic_invariant (corroboration)
- https://arxiv.org/pdf/2203.07262 (corroboration)
- https://arxiv.org/pdf/1906.12041 (corroboration)