Quantcast
Channel: chemistry – dɸ/dt
Viewing all articles
Browse latest Browse all 4

Etching tungsten

$
0
0

Electroetching a recrystallized tungsten wire in 2.5 molar sodium hydroxide solution. The cathode is a hunk of highly ordered pyrolytic graphite.

I’m doing a couple of test etches. If all goes well, one will become a new emitter for Milly.

image


Viewing all articles
Browse latest Browse all 4

Trending Articles