Systematic improvement of initial value representations of the semiclassical propagator

Journal of Physical Chemistry A

Volumn 107, Issue 37, 2003, Pages 7112-7117

  Pollak, Eli ^a   Shao, Jiushu ^b  

^a WEIZMANN INSTITUTE OF SCIENCE   (Israel)

^b INSTITUTE OF CHEMISTRY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

APPROXIMATION THEORY; INTEGRATION; NUMERICAL METHODS; PHASE SPACE METHODS;

HERMAN KLUK PROPAGATOR; QUANTUM PROPAGATOR; SEMICLASSICAL PROPAGATOR; SYSTEMATIC IMPROVEMENT;

QUANTUM THEORY;

EID: 0141570816     PISSN: 10895639     EISSN: None     Source Type: Journal    
DOI: 10.1021/jp030098e     Document Type: Article

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27. In fact, Baranger et al. provide two different forms for their semiclassical propagator. One is given in their eq 4.29; the other is the operator form used in this paper, which is consistent with their eq 4.55. The two representations are not identical for anharmonic potentials.