Question: Consider a 2 D slab infinite in the x - y plane, but very thin in the z - direction. Use the parabolic, isotropic effective

Consider a 2D slab infinite in the x-y plane, but very thin in the z-direction. Use the parabolic, isotropic effective mass approximation (EMA). Derive and sketch the E-k diagram, including the first few subbands.
Consider a 2 D slab infinite in the x - y plane,

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