Spin-Orbit Coupling (IMAGE) University of British Columbia Caption Measurement of a material where modification of the spin-orbit coupling has been used to make it electronically conductive. The dark colours represent electrons that are free to move through the material, and are an indicator of the conductive behaviour. Credit Berend Zwartsenberg/SBQMI 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.