0502_SPINCHARGE_Fit384-lg.jpg (IMAGE) Rice University Caption Rice physicists (from left) Ruwan Senaratne, Randy Hulet, Aashish Kafle and Danyel Cavazos built a quantum simulator to measure spin-charge separation, an effect where spin and charge, traits of indivisible particles called electrons, move through 1D wires at different speeds. Credit Jeff Fitlow/Rice University Usage Restrictions Must credit: Jeff Fitlow/Rice University 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.