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Topics In Quantum Quench And Entanglement, Sinong Liu
Topics In Quantum Quench And Entanglement, Sinong Liu
Theses and Dissertations--Physics and Astronomy
The dissertation includes two parts.
In Part I, we study non-equilibrium phenomena in various models associated with global quantum quench. It is known that local quantities, when subjected to global quantum quench across or approaching critical points, exhibit a variety of universal scaling behaviors at various quench rates. To investigate if similar scaling holds for non-local quantities, we consider the scaling behavior of circuit complexity under quantum quench across the critical massless point in Majorana fermion field theory of the one-dimensional integrable transverse field Ising model and find it obeys such scaling. To investigate if similar scaling holds for non-relativistic …