7Liu C T,Ma Y,Oh M,et al.Multiple gate oxide thickness for 2GHz system-on-a-chip technologies.IEDM,1998:627
8Kamgar Avid,Clemens J T,Ghetti A,et al.Reduced electron mobility due to nitrogen implant prior to the gate oxide growth.IEEE Electron Device Lett, 2000,21(5) :227
9Lai P T,Xu J P,Cheng Y C.Interface properties of NO-annealed N2O-grown oxynitride.IEEE Trans Electron Devices,1999,46(12):2311
10Yu Bin,Ju DongHyuk,Kepler Nick,et al.Impact of nitrogen (N14) implantation into polysilicon gate on high-performance dual-gate CMOS transistors.IEEE Electron Device Lett,1997,18(7):312