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![An electron is in the spin state at t=0 is given by, (t=0)=N The Hamiltonian of the
electron in the presence of an external magnetic field B- Bk, that is directed to positive z-
eBo
direction, is given by H
=
-S..
mc
[S,- () - s. - ()-[-]
S₂
20 -1
(a) Find the normalization constant N
(b) Find the spin wave as a function of time ((t)=?)
me
(c) Find the expectation value of S, at time t=.
2eB](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe1ed7099-18ad-4a4e-bdb3-91122be345cc%2Ff14fbfb9-2657-484b-b75a-ac5e45bf20eb%2Fv3xr54n_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An electron is in the spin state at t=0 is given by, (t=0)=N The Hamiltonian of the
electron in the presence of an external magnetic field B- Bk, that is directed to positive z-
eBo
direction, is given by H
=
-S..
mc
[S,- () - s. - ()-[-]
S₂
20 -1
(a) Find the normalization constant N
(b) Find the spin wave as a function of time ((t)=?)
me
(c) Find the expectation value of S, at time t=.
2eB
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