TNO Annealed in Air and Vacuum (IMAGE) Toyohashi University of Technology (TUT) Caption These are photos of TNO annealed in air (A-TNO) (a) and vacuum (V-TNO) (b). X-ray diffraction patterns for both samples is also shown in (c). Credit COPYRIGHT (C) 2014 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.