Improvement of the high-κ/Ge interface thermal stability using an in-situ ozone treatment characterized by conductive atomic force microscopy
Fan Ji-Bin1, †, Cheng Xiao-Jiao1, Liu Hong-Xia2, Wang Shu-Long2, Duan Li1
       

(color online) Al2p spectra of the HfO2/Al2O3 gate stacks on Ge substrate before and after annealing.