Nitrogen vacancy centre set-up (image) University of Bristol Share Print E-Mail Caption The nitrogen vacancy centre set-up, that was used for the first experimental demonstration of QMLA. Credit Gentile et al. Usage Restrictions None 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.