Research Article

The Effect of Dislocation and Interface-Roughness Scattering on Electron Mobility in the MgZnO/ZnO Heterostructure

Table 1

Material parameters [9] used in the calculation of the conduction band diagram, eigenvalues, and subband wave functions.

Material parameterUnitMgOZnO

Electron effective massm00.280.23
Lattice constantnm0.32590.3219
Energy gapeV6.343.37
Spontaneous polarizationc/m2−0.06−0.022
Elastic constant C13GPa58121
C33GPa109225
Piezoelectric coefficient e31c/m2−0.38−0.57
e332.261.34