Optical data and fluorescent images (IMAGE) University of Illinois Chicago Caption (A) Optical data and fluorescent images of lifetime tunable “giant” quantum dots. (B) Typical single-particle emission trajectory of type II CdZnSe/CdS gQDs shows no blinking behavior. Credit P. Snee Usage Restrictions n/a 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.