https://research.ibm.com/publications/high-performance-extremely-thin-soi-etsoi-hybrid-cmos-with-si-channel-nfet-and-strained-sige-channel-pfet
High performance extremely thin SOI (ETSOI) hybrid CMOS with Si channel NFET and strained SiGe...
High performance extremely thin SOI (ETSOI) hybrid CMOS with Si channel NFET and strained SiGe channel PFET for IEDM 2012 by K. Cheng et al.