The translation operator for a finite spatial displacement is given in several dimensions by T(l) = exp(-2πip•l/h) Here l is a position vector. (a) Evaluate [xi, T (l)]. (b) Demonstrate how the expectation value ⟨x⟩ changes under translation
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The translation operator for a finite spatial displacement is given in several dimensions by
T(l) = exp(-2πip•l/h)
Here l is a position vector.
(a) Evaluate [xi, T (l)].
(b) Demonstrate how the expectation value ⟨x⟩ changes under translation
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