Harder than diamonds?

Researchers create new material that may be world’s hardest

By Sid Perkins, 13:50 PM October 22, 2012

Diamonds have long been considered the world’s hardest material. Scrape one across any surface, and it will leave a scratch. Press one into any surface, and it will make a dent. But the prized mineral’s record status now appears in peril: Researchers have created a new material that may be even harder than diamond.

Key to the team’s success: Pressure. Lots of it, explains Lin Wang, who works for the Carnegie Institution of Washington in Argonne, Ill. As a materials scientist, Lin studies ...

Source URL: https://student.societyforscience.org/article/harder-diamonds