Consider a function, known as the correlation function, defined by C(t) = < x (t) x (0)>,
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Consider a function, known as the correlation function, defined by C(t) = < x (t) x (0)>, where x(t) is the position operator in the Heisenberg picture. Evaluate the correlation function explicitly for the ground state of a one-dimensional simple harmonic oscillator.
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From 2345a we have xt x0 cosut p 0m sinut and xcx0 x 0cosut p 0 x 0w sin...View the full answer
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