Lab (image) University of Illinois at Urbana-Champaign, News Bureau Share Print E-Mail Caption Gun Kim and Abigail Halmes work on equipment that emits an ultrasound wave inducing a reaction that produces light in synthetic molecules. Credit Photo by Fred Zwicky Usage Restrictions Photo may be used in stories related to this press release. Credit is required. Share Print E-Mail 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.