An example of directional etching for nanohole arrays of less than 500nm in diameter. (Image: A*STAR Institute of Materials Research and Engineering) Wet etching can be classified into two main types ...

In circuitry, etching is used to remove the deformed layer created during the grinding and polishing of metal components by selective chemical attack. Now, a research group at Nagoya University in ...

Etching is a method employed during the fabrication of semiconductors to chemically remove layers from the surface of the wafer substrate. Etching is a crucial process, and each wafer is subject to ...

Trends in advanced device fabrication require combined lithography-etching multi-patterning sequences and self-aligned multi-patterning to form devices’ finest features at subwavelength dimensions. As ...

Semiconductors are a crucial element of electronic equipment, allowing for advancements in telecommunications, computers, biotechnology, weapons technology, aviation, renewable energy, and a variety ...