Question

The state of a particle at time t = 0 is given by:










Where are the states with
energy E
1
and E
2
respectively.
Determine the
shortest time after which





will become orthogonal to
i.e.
Given



State evolution and the Hamiltonian Matrix

Answer 1

The state of a particle at time t = 0 is given by:

Where are the states with

energy E

1

and E

2

respectively.

Determine the

shortest time after which

will become orthogonal to

i.e.

Given

State evolution and the Hamiltonian Matrix