How to Use Excitons in Electronics (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption Allegorical comic strip to better understand what is an exciton. Credit ©EPFL Scipt: Sarah Perrin Illustrations: Xurxo- Adrian Entenza Usage Restrictions No commercial usage. EPFL should be clearly mentioned. 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.