Ultracold Laboratory (IMAGE) University of Chicago Caption University of Chicago physicist Cheng Chin with some of the optics in his laboratory, where he studies the behavior of atoms and molecules under ultracold conditions. Credit Photo by Lloyd DeGrane Usage Restrictions This photo may be used in news stories describing Cheng Chin's research on ultracold atoms and molecules. License Licensed 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.