Large scale sample (IMAGE) University of Cambridge Caption The photograph shows a film of cellulose nanocrystal that has been successfully peeled from its substrate, over a black background. Credit Benjamin Drouguet Usage Restrictions None License Original 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.