Toughness (IMAGE) The University of Hong Kong Caption Both high toughness and tensile modulus are achieved by the composite nanofiber aerogels, when compared to other polymeric aerogels. Credit The University of Hong Kong Usage Restrictions N/A 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.