Controlling and Measuring Quantum Spins (IMAGE) Princeton University, Engineering School Caption Artist's rendering of a method of measuring and controlling quantum spins developed at Princeton University. Credit Rachel Davidowitz Usage Restrictions for non-commercial use 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.