Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder.
Researchers have synthesized millimetre-scale hexagonal diamond, a crystal structure so elusive that many physicists doubted ...
A Chinese research team has produced bulk hexagonal diamond, a crystal structure long theorized to be harder than ...
Scientists create first-of-its-kind ‘hexagonal diamond’ harder than real thing - Material exhibits slightly higher hardness than naturally found diamond ...