Sz is the operator that corresponds to the physical observable of spin along the z-axis.

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Sz is the operator that corresponds to the
physical observable of spin along the
z-axis. Write the eigenvalue equation for Sz
using the above notation Write the matrix Sz,
and the kets gt and -gt in matrix notation
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In the z-basis, use what we know about how to
write the kets gtx and so on (given below) to
find the matrices Sy and Sx
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