Nickel Superconductivity 900px (IMAGE) DOE/Argonne National Laboratory Caption Materials scientists at Argonne National Laboratory synthesized single crystals of a metallic trilayer nickelate compound, which shows similarities to a technologically valuable class of materials called high-temperature superconductors -- and with the right ingredients, could potentially become one. Above: The crystal structure of such a compound. Credit Zhang et. al, published in Nature Physics. 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.