Much like etching a PCB, Blake started with a copper sheet, writing and drawing his works backwards with stopping varnish, an acid-resistant varnish that sticks around after a nitric acid bath.

a cupric chloride solution by treating scrap copper with hydrochloric acid, it’s easier to just throw all the ingredients together with the PCB to be etched and let the copper on the board stand ...

Looking further ahead, Martinovic expects microLEDs, including those he is helping to pioneer, to penetrate the automotive industry, due to their high level of robustness. MicroLEDs may also take ...

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 ...

But etching isn't your only problem. It can also dull the surface, leaving behind matte blemishes that will look like permanent water stains. That's because the acid interacts with the minerals in the ...

Commercial glass plays a key role in modern architecture and design, offering a balance between function and style. It’s used ...

Etchers and etching machines remove material from the surface of a part using an acid or alkaline chemical solution. Etchers and etching machines, also known as chemical milling machines, use masking ...

"They're solid and last longer than the newer ones." For these, Coletti fills any chips with an industrial resin, then uses an acid etch to abrade the smooth porcelain before priming. If refinishing ...

Cracks are filled and sanded smooth. Then the surface is etched with acid to improve adhesion before applying one coat of epoxy. A clear topcoat is often added for stain-fighting and wear protection.

Samsung Electronics and SK Hynix are advancing next-generation memory technology with "ultra-low-temperature" etching, a ...

No such luck. He tried to etch the crystals with a machine and couldn't get it to work. So he turned to hydrofluoric acid. On first dropping his germanium into the beaker, the acid began to boil ...

This month was supposed to be the return of the great masters. At the Royal Academy, those three immortals of the Italian ...