KnowraKappa mechanismLinked fromLinked fromThe 5 pages that link to Kappa mechanism, each with the reason it gives.All 5Related 5Cepheid variableRelated: It supplies the energy that sustains the repeating expansion and contraction of Cepheids.Mira variableRelated: Opacity changes in ionized helium help power the radial pulsations of many Mira stars.Classical Cepheid variableRelated: Helium ionization zones supply the heat-trapping feedback that sustains Cepheid pulsations.Instability stripRelated: It explains how stars inside the strip sustain pulsation against damping.Type II CepheidRelated: Opacity changes in partially ionized helium help drive the recurring pulsations.