Relation between equilibrium quantum phase transitions and dynamical
quantum phase transitions in two-band systems
Relation between equilibrium quantum phase transitions and dynamical
quantum phase transitions in two-band systems
The dynamical quantum phase transition (DQPT) is an important concept in non-equilibrium critical phenomena, however, its relation to the equilibrium quantum phase transition (EQPT) remains obscure. Substantial evidences have suggested that quenching across the underlying equilibrium phase boundary is neither a sufficient nor a necessary condition for the existence of …