Photon (IMAGE) University of Maryland Caption This artist's rendition depicts a single photon bursting from an organic color center, which was chemically created in a carbon semiconductor host. A new $1 million grant from the National Science Foundation will fund research at the University of Maryland on color centers in carbon nanotubes as single-photon sources. Credit YuHuang Wang & Mijin Kim, University of Maryland Usage Restrictions None 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.