Neodymium and Samarium Nickelate (IMAGE) Université de Genève Caption Scanning transmission electron micrscopy image of superlattice consisting of an alternating sequence of 5 atomic unit cells of neodymium nickelate (blue) and 5 atomic unit cells of samarium nickelate (yellow). Credit Bernard Mundet / EPFL 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.