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.
scalp. n. 1. The skin covering the top of the human head. 2. A portion of this skin with its attached hair, cut from a body especially as a battle trophy or as proof in claiming a bounty. 3.A piece of hide from the skull of certain animals, such as the fox, shown as proof of killing in order to collect a bounty.calp. 1. the skin of the upper part of the head, usu. covered with hair. 2. a part of the human scalp taken from the head of an enemy as a sign of victory. 3. any token of victory.