Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder.

A Chinese research team has produced bulk hexagonal diamond, a crystal structure long theorized to be harder than ...

A team of physicists, materials scientists and engineers affiliated with several institutions in China, working with a colleague from Umeå University, in Sweden, has grown a diamond that is harder ...

A research team led by Sun Jian at Nanjing University has produced recoverable, millimeter-sized crystals of hexagonal diamond, a rare carbon polymorph that prior theoretical work has suggested could ...

Researchers made small, pure samples of the elusive mineral lonsdaleite – also known as hexagonal diamond — and tested its ...

A new study from Swansea University has introduced a framework to calculate the material properties of a new class of two-dimensional curved hexagonal lattices that could be used in the production of ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists report creating pure hexagonal diamond, resolving a long debate about the rare meteorite mineral lonsdaleite. (CREDIT: ...