While most of the time the name of the game is to remove a lot of metal, etching is an entirely other process. If you just want to put a logo on a piece of steel, or etch some labels in a piece of ...
The primary components are a vertical salt water bath, DC power supply, metal to etch, scrap steel approximately the same size, and a water agitator, which in this case is an air pump and diffuser ...
Etchers and etching machines include a wide range of equipment to provide a variety of services, including metal etching, glass etching, and stone etching; wet, plasma, and ion etching; polymer ...
VLSI process starts from the substrate, device layer and then metal layers. The Etch process builds up the electrical charges on metal layers. These charges cause a high voltage spike, which may ...