These QQ protocols, the critical system develops out-of-equilibrium scalingīehaviors, which extend those forisolated critical systems, by introducingįurther scaling variables proportional to the temperature and the decay rateĪssociated with the thermal baths. Scale, or inverse decay rate, characterizes the system-bath coupling. Interaction with the bath, which may be described by appropriate masterĮquations for the density matrix of the system, where a further relevant time Not removed after quenching, thus the quantum evolution is also driven by the Wealso address a more complex QQ protocol where the thermal bath is One of them uses the thermal bath to prepare the initial Gibbs state then,Īfter quenching, the thermal bath is removed and the dynamics of the system is Systems within their quantum critical regime and in contact with thermal baths, Protocols (instantaneous changes of the Hamiltonian parameters) in many-body Download a PDF of the paper titled Thermal-bath effects in quantum quenches within quantum critical regimes, by Francesco Tarantelli and Ettore Vicari Download PDF Abstract: We address the out-of-equilibrium dynamics arising from quantum-quench (QQ)
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