Integrated Silicon Nitride Photonic Chip (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption Integrated silicon nitride photonic chips with aluminium nitride actuators. Credit Jijun He, Junqiu Liu (EPFL) Usage Restrictions Media purposes only. Commercial usage restricted; by permission only. 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.