Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
3rd Edition
ISBN: 9781107189638
Author: Griffiths, David J., Schroeter, Darrell F.
Publisher: Cambridge University Press
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Chapter 2.4, Problem 2.21P

(a)

To determine

Normalize Ψ(x,0)=Aeax2

(b)

To determine

Find Ψ(x,t)

(c)

To determine

Find |Ψ(x,t)|2 and express answer in terms of wa/[1+(2at/m)2] sketch |Ψ|2 as a function of x at t=0 and again for some very large t. What happens to |Ψ|2, as time goes on?

(d)

To determine

Find x,p,x2,p2,σx, and σp

(e)

To determine

Whether the uncertainty principle holds? At what time t does the system come closest to the uncertainty limit?

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