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.
Chin Chin. A character on the popular YouTube channel TVFilthyFrank who wears a black body suit and has eyes drawn lazily on top of his eyelids. He often speaks in complete gibberish and Japanese, often repeating the words Chin Chin. Chin Chin also translates to penis in Japanese which is was used as a joke in the naming of Chin Chin.