Ball milling 1 Ball milling process 1 Binary alloys 1 Blending 1 Composite materials 1 Composite solders 1 Composites 1 Copper alloys 1 Different heights 1 Grain refinement 1 Hardness 1 Horizontal cross section 1 Indentation arrays 1 Intermetallic compound phasis Lead-free solders 1 Milling (machining) 1 Nanoindentation 1 Nanoparticles 1 SAC 1 Scanning electron microscopy 1 Silver alloys 1 Sn-3.0ag-0.5cu solders 1 Soldering 1 Ternary alloys 1 TiO2 1 TiO2 nanoparticles 1 Titanium alloys 1 Titanium dioxide 1