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courses:lecture:pplec:pplecnwellsys 2011/08/11 11:22 courses:lecture:pplec:pplecnwellsys 2011/08/26 10:44 current
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Let's graph the the as a function of $k$. Let's graph the the as a function of $k$.
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Recall that $\beta$ has a negative value; this is very important for graphing the energy correctly.  Also notice that, no matter how long the chain of potential wells is, the spread in energies never exceeds $4\beta$. Recall that $\beta$ has a negative value; this is very important for graphing the energy correctly.  Also notice that, no matter how long the chain of potential wells is, the spread in energies never exceeds $4\beta$.

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