8.1 The Quantum Langevin Equation
139
Fig. 8.10 Mean velocity, v =
1
T
T
0 v(t)dt, (a) v vs γ , (b) v vs θ for different values of γ .
Program8.1b, moderate quantum range γ /ν M = 20., N = 2000, NR = 1, k L = 1., F ext = 0.;
k B T = 1.E − 4, ¯
h = 1., M = 1.,dt = 1.E − 4, E 1 = 1.6, E 2 = 2., ω = 1. θ = 0., functions and
parameters are dimensionless
139
Fig. 8.10 Mean velocity, v =
1
T
T
0 v(t)dt, (a) v vs γ , (b) v vs θ for different values of γ .
Program8.1b, moderate quantum range γ /ν M = 20., N = 2000, NR = 1, k L = 1., F ext = 0.;
k B T = 1.E − 4, ¯
h = 1., M = 1.,dt = 1.E − 4, E 1 = 1.6, E 2 = 2., ω = 1. θ = 0., functions and
parameters are dimensionless