From entanglement certification with quench dynamics to multipartite entanglement of interacting fermions
Ricardo Costa de Almeida, Philipp Hauke
Abstract
The authors introduce a protocol to measure the quantum Fisher information of quantum many-body systems with the help of engineered dynamics as well as a framework to certify the presence of multipartite entanglement in systems of fermions.
Topics & Concepts
Quantum entanglementMultipartite entanglementMultipartitePhysicsSquashed entanglementMeasure (data warehouse)Quantum mechanicsW stateQuantum metrologyQuantumFermionStatistical physicsProtocol (science)Quantum informationQuantum discordQubitDynamics (music)CertificationQuantum systemTheoretical physicsQuantum decoherenceQuantum technologyQuantum computerComputer scienceQuantum channelOpen quantum systemQuantum teleportationQuantum Information and CryptographyQuantum many-body systemsMechanical and Optical Resonators