Figure 1. (IMAGE) Osaka University Caption A schematics of a Si(110) sample with a Kapton film mask: dry etching from the (110) top-surface and STM-tip approaching to the (-111) side-surface. Credit Osaka University 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.