Surface potential and morphology issues of annealed (HfO 2) x(SiO 2) 1-x gate oxidesR. LudekeP. Lysaghtet al.2004Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures
Origin of the flatband-voltage roll-off phenomenon in metal/high-k gate stacksGennadi BersukerChang Seo Parket al.2010IEEE T-ED