Quantum Kangaroo (image) Centre for Quantum Computation & Communication Technology Share Print E-Mail Caption Electron spin image of copper (II) ions in a patterned region of the diamond defined by the kangaroo. The scale bar in the image is 10 micrometers. Credit David Simpson Usage Restrictions With 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.