KnowraAdiabatic invariantLinked fromLinked fromThe 5 pages that link to Adiabatic invariant, each with the reason it gives.All 5Related 4Compared with 1Old quantum theoryRelated: Adiabatic invariance helped justify which classical quantities could be quantized.Action-angle variablesRelated: Actions often remain nearly conserved under slow parameter changes.Conserved quantityCompared with: Unlike an exact conserved quantity, it is preserved only approximately under specified conditions.Van Allen radiation beltRelated: Conservation of particle invariants helps explain repeated bouncing and drifting in the belts.Paul EhrenfestRelated: Ehrenfest used adiabatic invariance to formulate a principle for relating classical and quantum systems.