(IMAGE)

Helmholtz-Zentrum Berlin für Materialien und Energie

Caption

The picture shows the characteristic spin texture (arrows) in a topological insulator (bottom) and how it is either probed by circularly polarized light (top) or manipulated by it (middle).

Credit

Rader/Sachez-Barriga/Helmholtz-Zentrum Berlin für Materialien und Energie

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.