Thermodynamics, Statistical Physics, and Quantum Mechanics

74

5.62 Step-Up Potential (Wisconsin-Madison)

Consider aparticlescattering in one dimension from a potential which
is a simple step at

where Aparticlewith kineticenergy is incidentfrom the
left(seeFigure P.5.62).

a) Find the intensity of the reflected (R) and transmitted (T) waves.

b) Find thecurrents and the sum of the reflected and

transmitted waves.

PROBLEMS