Light Induced Particles (image) University of California - San Diego Share Print E-Mail Caption In this schematic representation, a hydrated polymeric nanoparticle is exposed to near-infrared light. The NIR heats pockets of water inside the nanoparticle, causing the polymer soften and allowing encapsulated molecules to diffuse into the surrounding environment. Credit UC San Diego School of Medicine Usage Restrictions Credit UC San Diego School of Medicine 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.