One application might help build better electronics. Electronics manufacturers such as Nitronex Corporation, which donated the piezoelectric materials used in the study, make devices grown out of gallium nitride (GaN) and aluminum nitride (AlN), which are grown on a substrate and consist of layers of very thin films.
Chin(noun) the lower extremity of the face below the mouth; the point of the under jaw. Chin(noun) the exterior or under surface embraced between the branches of the lower jaw bone, in birds.
lead with one's chin. Slang definitions & phrases for lead with one's chin. lead with one's chin. verb phrase. To make oneself vulnerable: If you tell him that right away you'll be leading with your chin (1940s+) Idioms and Phrases with lead with one's chin. lead with one's chin. Take a risk, behave without caution.