PPT Slide

In some cases the dopant will not change the overall m* significantly. i.e. m* ? mD*

Then

(IiJ)D = KiJ [xJ (1-xJD) + xJD] / [m* {1+ xJD(mJ* - m* ) / m* }]

can be simplified to

(IiJ)D = KiJ [xJ (1-xJD) + xJD] / m*

= (KiJ / m* ) xJ + (KiJ / m* ) (1 - xJ) xJD