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Anomalous coarsening and nonlinear diffusion of kinks in a one-dimensional quasiclassical Holstein model

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We study the phase-ordering dynamics of a quasiclassical Holstein model. At half-filling, the zero-temperature ground state is a commensurate charge-density-wave (CDW) with alternating occupied and empty sites. This quasiclassical formulation enables us to iso... ...