Determine the width (in \mathrm{eV} ) of a forbidden energy band.
Determine the width of the forbidden bandgap that exists at k a=\pi (see Figure 3.9). Assume that the coefficient P^{\prime}=8 and the potential width is a=4.5 \mathring{A} .
Determine the width (in \mathrm{eV} ) of a forbidden energy band.
Determine the width of the forbidden bandgap that exists at k a=\pi (see Figure 3.9). Assume that the coefficient P^{\prime}=8 and the potential width is a=4.5 \mathring{A} .