The HS-I, CS-I, and CS-II structures of hydrate correspond to the Z, A15, and C15 phases of the Frank-Kasper phase, respectively. With the discovery of HS-I, the primitive structures at the three ...

Researchers have succeeded in creating a rare type of diamond, known as lonsdaleite or hexagonal diamond. This material, whose hardness could surpass that of conventional diamonds, opens new ...

Physicists have successfully created a lab-grown diamond with a hardness exceeding that of natural diamonds. By subjecting ...