Calculate effective masses for conduction and valence bands

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Reference no: EM13250953

Draw energy band diagrams, for k lying between 0 and pi/a (take a=5Ã), for a material whose valence band follows the equation:

Ev= - Ak^2

(E-Ec) = B (k-k1)^2

where k1= 0.2 pi/a

Ec=1.0 eV

A=0.5xB

B=1 eV/[( pi/a)^2]

and calculate the effective masses for conduction and valence bands.

Reference no: EM13250953

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