2D (IMAGE) Penn State Caption Graphic showing a boron nitride surface with tungsten atoms anchoring triangular domains illustrating defect control of the orientation. Credit Xiaotian Zhang/Penn State Usage Restrictions non commercial use only 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.