Bandgap engineering has been applied to the design and fabrication of graded SiGe-channel modulation-doped p-MOSFETs. The Ge in the channel was graded to control the location of carrier flow and hence optimize the transconductance.
S. Verdonckt-VandebroekE.F. CrabbéB.S. MeyersonD.L. HarameP.J. RestleJ.M.C. StorkA.C. MegdanisC. StanisA. A. BrightG. M. W. KroesenA.C. Warren
S. SubbannaV. P. KesanM. J. TejwaniP.J. RestleD.J. MisSubramanian S. Iyer