Flakes of Epsilon-Iron(III) Oxide (IMAGE) Rice University Caption A microscope image shows flakes of epsilon-iron(III) oxide grown on mica by Rice University engineers. The nearly 2D crystals are promising building blocks for electronics and spintronics that take advantage of their stable magnetic properties. Credit Lou Group/Rice University Usage Restrictions Credit must be used. 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.