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Quantum recurrence from a semiclassical resummation
Momentum autocorrelation function Wigner–Weyl representation Semiclassical dynamics Quantum corrections
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2014/9/24
The semiclassical expression for the momentum autocorrelation function of a particle in a one-dimensional box is analyzed. The classical autocorrelation function is shown to be the first term of the s...
A semiclassical study of wave packet dynamics in anharmonic potentials
A semiclassical wave packet dynamics anharmonic potentials
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2014/9/24
Classical and semiclassical methods are developed to calculate and invert the wave packet motion measured in pump-probe experiments. With classical propagation of the Wigner distribution of the initia...
Semiclassical approximations to quantum dynamical time correlation functions
Semiclassical approximations quantum dynamical time correlation functions
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2014/9/24
Semiclassical approximations for quantum time correlation functions are presented for both electronically adiabatic and nonadiabatic dynamics along with discussions of the operator ordering and the cl...