Ink Topography (IMAGE) American Institute of Physics Caption This image shows a 3-D visualization of the toner layer on top of coated paper. The dark blue areas show thin layers of toner, whereas the yellow shows thicker layers. Credit Markko Myllys/University of Jyvaskyla 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.