LBNL 3D Hopfion (image) DOE/Lawrence Berkeley National Laboratory Share Print E-Mail Caption Artist's drawing of characteristic 3D spin texture of a magnetic hopfion. Berkeley Lab scientists have created and observed 3D hopfions. The discovery could advance spintronics memory devices. Credit Peter Fischer and Frances Hellman/Berkeley Lab Usage Restrictions None Share Print E-Mail 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.