Floquet topological phase transitions in a periodically quenched dimer
We report on the theoretical investigation of the topological properties of a periodically
quenched one-dimensional dimerized lattice where a piecewise constant Hamiltonian …
quenched one-dimensional dimerized lattice where a piecewise constant Hamiltonian …
Dynamical and excited-state quantum phase transitions in collective systems
We study dynamical phase transitions (DPTs) in quantum many-body systems with infinite-
range interaction, and present a theory connecting the two kinds of known DPTs (sometimes …
range interaction, and present a theory connecting the two kinds of known DPTs (sometimes …
Finite-temperature dynamical quantum phase transition in a non-Hermitian system
We investigate the interplay between non-Hermiticity and finite temperature in the context of
a mixed-state dynamical quantum phase transition (MSDQPT). We consider ap-wave …
a mixed-state dynamical quantum phase transition (MSDQPT). We consider ap-wave …
Engineering Floquet dynamical quantum phase transitions
Floquet dynamical quantum phase transitions (FDQPTs) are signified by recurrent
nonanalytic behaviors of observables in time. In this work, we introduce a quench-free and …
nonanalytic behaviors of observables in time. In this work, we introduce a quench-free and …
Dynamical phase transition and scaling in the chiral clock Potts chain
XJ Yu - Physical Review A, 2023 - APS
Based on time-dependent variational-principle algorithms, we investigate the dynamical
critical behavior of quantum three-state Potts chains with chiral interactions. Using the …
critical behavior of quantum three-state Potts chains with chiral interactions. Using the …
Biorthogonal dynamical quantum phase transitions in non-Hermitian systems
By utilizing biorthogonal bases, we develop a comprehensive framework for studying
biorthogonal dynamical quantum phase transitions in non-Hermitian systems. With the help …
biorthogonal dynamical quantum phase transitions in non-Hermitian systems. With the help …
Competition of long-range interactions and noise at a ramped quench dynamical quantum phase transition: The case of the long-range pairing Kitaev chain
The nonequilibrium dynamics of long-range pairing Kitaev model with noiseless/noisy linear
time dependent chemical potential, is investigated in the framework of dynamical quantum …
time dependent chemical potential, is investigated in the framework of dynamical quantum …
Quantum spin fluctuations in dynamical quantum phase transitions
Quantum phase transitions have long been studied in their relation to quantum fluctuations.
These fluctuations can be quantified as the degree of spin squeezing in spin models, where …
These fluctuations can be quantified as the degree of spin squeezing in spin models, where …
Linear-scale simulations of quench dynamics
The accurate description and robust computational modeling of the nonequilibrium
properties of quantum systems remain a challenge in condensed matter physics. In this …
properties of quantum systems remain a challenge in condensed matter physics. In this …
Loschmidt amplitude spectrum in dynamical quantum phase transitions
CY Wong, WC Yu - Physical Review B, 2022 - APS
Dynamical quantum phase transitions (DQPTs) are criticalities in the time evolution of
quantum systems and their existence has been theoretically predicted and experimentally …
quantum systems and their existence has been theoretically predicted and experimentally …