Propagator

7.1.1 Propagator

Definition

Too describe the propagation event from the probability language, A propagator can be used as:

$$G(x_b, t_b; x_a, t_a)= \Sigma{\psi_j(x_b)\psi*_a(x_a)}e{(-i/h)E_j(t_b-t_a)}​$$

Recipe

  1. High dimensional potential energy surface are mapped out first,
  2. Solve the Schrodinger equation.

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