Working (image) Bielefeld University Share Print E-Mail Caption In experiments, including those at the University of Greifswald, researchers are testing which material can generate spin current most effectively. Credit Photo: University of Greifswald Usage Restrictions The image may only be used with appropriate caption or credit. 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.