Ferromagnetism (IMAGE) Hiroshima University Caption Sb atoms and Te atoms serve as the glue to fix the N-S orientations of Cr atoms in Cr-doped (Sb, Bi)2Te3. This makes the material ferromagnetic. Credit Hiroshima University Usage Restrictions This image may only be used with appropriate caption and credit. 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.