Advanced Diamond Technologies, Inc. (ADT) was formed in December 2003 to commercialize the UNCD® technology from Argonne National Laboratory. ADT is the licensee to the Argonne portfolio of application and process patents for using, synthesizing and micromachining UNCD films. Diamond is nature's perfect material. It is the hardest known substance on Earth. It can be polished to be very smooth, and it has a coefficient.