Infrared Laser Launches Plasmons on Graphene (image) University of California - San Diego Share Print E-Mail Caption An infrared laser beam focused on the arm of an atomic-force microscope launches plasmons, waves through electrons, on the surface of graphene, a single honeycomb layer of linked carbon atoms. Credit Basov Lab/UCSD Usage Restrictions For use in reports of these findings only. Contact email@example.com for permission for other uses. 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.