Question
Show that the wave function $\psi=A e^{i(k x-\omega n)}$ is a solution to the Schrödinger equation $(\mathrm{Eq}, 41.15),$ where $k=2 \pi / \lambda$ and $U=0 .$
Step 1
The first derivative of $\psi$ with respect to $x$ is given by: $\frac{d\psi}{dx} = i k A e^{i(k x-\omega n)}$ Show more…
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