Dip-Pen Nanolithography (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Thermal dip-pen nanolithography turns the tip of scanning probe microscope into a tiny soldering iron that can be used to draw chemical patterns as small as 20 nanometers on surfaces. Credit Image courtesy of DeYoreo, et. al 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.