Radhi, N. S. , , Jamal Al-deen, H. H. , , Safaa Hadi, R. , , Al-Ghaban, N. , and Al-Khafaji, Z. S. . "Preparation And Investigation A Hydroxyapatite Layer Coating On Titanium Substrate For Surgical Implants.", Journal of Nanostructures, , , 2023, -.