By advancing a method called ice lithography, the team was able to etch incredibly small, detailed patterns directly onto fragile biological surfaces. ). The findings are published in Nano Letters ...

Over the course of 24-48 hours, a chemical reaction catalyzed by the metal film etched remarkable patterns on the germanium surface. Investigation of the process revealed that the chromium and ...

Beautiful spiral patterns had been etched into the germanium surface by a chemical reaction. Wong's curiosity led her on a journey to discover what no one had seen before: Hundreds of near ...