SpinSplittingData_Extruded (IMAGE) Simon Fraser University Caption The data revealing the first optical observation of spins in silicon. Two-laser scans of a single spin reveal signature spin-split central peaks; here the experimental data is visualised as an extruded mosaic. Credit Photonic Usage Restrictions One time use License Original 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.