(IMAGE) Physikalisch-Technische Bundesanstalt (PTB) Caption Schematic visualization of the anomalous velocity. Charge carriers having a particular spin (green arrows) are accelerated in an electric field and experience a velocity perpendicular to the electric field. Credit PTB 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.