polycrystalline aggregate

См. также в других словарях:

• polycrystalline — adjective Composed of an aggregate of very small crystals in random orientations See Also: polycrystal …   Wiktionary

• Crystallographic defects in diamond — Synthetic diamonds of various colors grown by the high pressure high temperature technique, the diamond size is 2 mm …   Wikipedia

• Synthetic diamond — Synthetic diamonds of various colors grown by the high pressure high temperature technique Synthetic diamond is diamond produced in a technological process; as opposed to natural diamond, which is created in geological processes. Synthetic… …   Wikipedia

• Nanomaterials — Part of a series of articles on Nanomaterials Fullerenes …   Wikipedia

• Ringwoodite — is a high pressure polymorph of olivine, and it is stable at high temperatures and pressures like those in the Earth s mantle near 600 km depth. This mineral was first identified in the Tenham Meteorites in 1969, and it is inferred to be present… …   Wikipedia