Copper’s resistivity depends on its crystal structure, void volume, grain boundaries and material interface mismatch, which becomes more significant at smaller scales. The formation of copper (Cu) ...

Chemical etching (also called photochemical etching, photo etching, or chemical milling) is a precision manufacturing method used to produce intricate metal components without the mechanical stresses ...

Learn two easy electrical methods for metal etching in this DIY tutorial. Perfect for restoration, engraving, or custom modifications, these techniques provide a simple and effective alternative to ...

Fiber lasers aren’t nearly as common as their diode and CO2 cousins, but if you’re lucky enough to have one in your garage or local makerspace, this technique for depositing thin films of metals in ...