UCLA doctoral student Yilin Wong noticed that some tiny dots had appeared on one of her samples, which had been accidentally left out overnight. The layered sample consisted of a germanium wafer ...

Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led to the discovery of beautiful spiral patterns etched on the surface of the semiconductor by a ...

Some enzymes can chew through synthetic polymers. Researchers would like to harness this ability to etch channels, trenches, and holes into biocompatible materials as a way to fabricate drug delivery ...