DOM Water Texas A&M (IMAGE) Texas A&M University Caption Dissolved organic matter in this cuvette shows fluorescence, which is the process of light being emitted from excited electronic states. Credit Courtesy of Dr. Garrett McKay, Texas A&M University Usage Restrictions use with credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.