Hubbard Model (IMAGE) Simons Foundation Caption An illustration showing how electrons, which can have either an up or a down spin, can form a striped pattern in the Hubbard model. Recent breakthrough computations with this model are helping scientists better understand a class of high-temperature superconductors called cuprates. Credit Lucy Reading-Ikkanda/Simons Foundation Usage Restrictions None License Original 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.