They wouldn’t have guessed that 15,800 years later, researchers would declare their etching as one of the earliest depictions of fishing in human history. Researchers from Durham University in ...

Etching is an intaglio printmaking technique, where acid or other corrosive chemicals are used to incise lines or marks into a metal plate. An acid resistant ground (or resist) is applied to the ...

The paper you select is likely to undergo ample handling and treatment. It might be picked up by the corners, left to soak in a water bath, squeezed through an etching press, vigorously rubbed with a ...

After years in R&D, several fab tool vendors last year finally began to ship systems based a next-generation technology called atomic layer etch (ALE). ALE is is moving into 16/14nm, but it will play ...