Ground state 2 Hamiltonians 2 Mixed state Conformal field theories 1 Connected region 1 Density operators 1 Effective Hamiltonian 1 Finite size 1 Functional forms 1 Hamiltonian operators 1 Hermitians 1 Many-body quantum systems 1 Many-body systems 1 Mathematical operators 1 Partial transpose 1 Phase transitions 1 Quantum entanglement 1 Quantum many-body systems 1 Quantum matter 1 Quantum optics 1 Quantum simulators 1 Quantum-phase transition 1 Simulators 1 Sized systems 1 Strongly correlated systems 1 Translation invariants 1 article 1 case report 1 clinical article 1 fermion 1