Improving the fretting biocorrosion of Ti₆Al₄V alloy bone screw by decorating structure optimised TiO₂ nanotubes layer

Jiajun Luo^a, Maryam Tamaddon^a, Changyou Yan^b, Shuanhong Ma^b^,^*(

), Xiaolong Wang^b, Feng Zhou^b, Chaozong Liu^a^,^*(

)

Fig. 2.. Schematic of self-tapping screw and SEM observation of debonding of TiO₂ nanotube layer, five points on the thread ridge were used for SEM examinations.