A metamaterial (or meta material) is a material which gains its properties from its structure rather than directly from its composition. A material which has unusual properties.
Systems with dimensions in the microscale that can respond to an electric (mechanical) stimulus and generate or produce a mechanical (electric) response.
Technique of growing single crystals in which beams of atoms or molecules are made to strike a single-crystalline substrate in a vacuum, giving rise to crystals whose crystallographic orientation is related to that of the substrate.
