Consider the hamiltonian: where and Find the probability at to find .

Question

Question

Consider the hamiltonian:

H= - B.S=-4B

where

$B= \begin{cases} B \hat{e}_z & \mbox{$0\leq t < T$} \\ B \hat{e}_y & \mbox{$T\leq t \leq 2T$} \end{cases}$

and

$|\psi(0)\rangle=\chi^{(x)}_+.$

Find the probability at to find $|\psi(2T)\rangle=\chi^{(x)}_-$ .

Answer 1

Answer #1

Answer 2

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