coatings Technology: general issues 10 Research & information: general 8 corrosion 8 coating 7 mechanical properties 6 nanomaterials 6 surface modification 6 History of engineering & technology 5 adhesion 4 chitosan 4 microstructure 4 properties 4 roughness 4 SEM 3 additive manufacturing 3 antibacterial 3 durability 3 hydroxyapatite 3 nanoindentation 3 nanotechnology 3 plasma 3 silver nanoparticles 3 thermal conductivity 3 thermal stability 3 thin film 3 wear resistance 3 weathering 3 wettability 3 AA2024 2