The Donut-Shaped Kirigami Structure (IMAGE) Toyohashi University of Technology (TUT) Caption 2D donut shape (left: before deformation) and 3D cylindrical shape (right: after deformation). Credit COPYRIGHT (C) TOYOHASHI UNIVERSITY OF TECHNOLOGY. ALL RIGHTS RESERVED. Usage Restrictions None 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.