Find the linear electron density (i.e., electron concentration per unit length) for which the E22 subband just begins to be populated in a GaAs quantum wire with a cross-sectional height and width of 5 nm. Assume T = 0 and an infinite confining potential at the wire boundary

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Find the linear electron density (i.e., electron concentration per unit length) for which the E22 subband just begins to be populated in a GaAs quantum wire with a cross-sectional height and width of 5 nm. Assume T = 0 and an infinite confining potential at the wire boundary

 

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