gc (E) = (m*n/π2*ћ3 )*sqrt(2m*n (E-Ec))   Note: Dimension of gc (E) = 1/m3*J Effective mass = m*n Use the Density of states of the conduction band gc(E) to evaluate the number of states/cm3 in the conduction band at temperature T in the energy range Ec to Ec+kT, as you evaluate the integral, assume that the effective mass is independent of the energy and can be treated as a constant.

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gc (E) = (m*n/π23 )*sqrt(2m*n (E-Ec))  

Note: Dimension of gc (E) = 1/m3*J

Effective mass = m*n

Use the Density of states of the conduction band gc(E) to evaluate the number of states/cm3
in the conduction band at temperature T in the energy range Ec to Ec+kT, as you evaluate the integral, assume that the effective mass is independent of the energy and can be treated as a constant. 

 

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