# Quasiparticle model The **quasiparticle model** is an effective model for describing entanglement. It works pretty well for integrable theories, but not sufficiently well for [[0008 Quantum chaos|chaotic ones]], in which case one may consider the [[0433 Membrane theory of entanglement dynamics|membrane theory]]. ## Refs - original - [[2005#Calabrese, Cardy]] - [[2007#Calabrese, Cardy (Apr)]] - [[2015#Casini, Liu, Mezei]] ## Related topics - [[0301 Entanglement entropy]] - [[0522 Entanglement dynamics]] - [[0558 Quantum quench]] - [[0433 Membrane theory of entanglement dynamics]]