Nanostructures (IMAGE) American Institute of Physics Caption A femtosecond laser created detailed hierarchical structures in the metals, as shown in this SEM image of the platinum surface Credit The Guo Lab/University of Rochester Usage Restrictions This image may be used only with appropriate caption and credit. 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.