               ! J.C. Viana 1,a , J.F. Mano 2,b , Z.Z. Denchev 1,c , M.J. Oliveira 1,d M.C. Cramez 1,e 1 IPC  Institute for Polymers and Composites 2 3B´s Research Group – Biomaterials, Biodegradables and Biomimetics Department of Polymer Engineering, University of Minho, 4800058 Guimarães, Portugal a jcv@dep.uminho.pt , b jmano@dep.uminho.pt , c denchev@dep.uminho.pt , d jovita@dep.uminho.pt , e clara@dep.uminho.pt "#$ nanostructure evolution, PET, SAXS and WAXS, deformation mechanisms                       !"  "!"# $        $ %#& ’         ( )#                &      %       %  !"  "!" $     &     # & !         *           * !" &          &  !"        "!"         * &  "!"             ’  &              % &   %           &                             %    )    &               &            $    &   %    $               $#     * +,-.&            &  $             *    %                +/.& !        *#                 +0,(.&           $             !"  "!"    +,1,(.&                    #&    $                   +- ,2.& 3   Materials Science Forum Vols. 514-516 (2006) pp. 1583-1587 online at http://www.scientific.net © (2006) Trans Tech Publications, Switzerland All rights reserved. No part of contents of this paper may be reproduced or transmitted in any form or by any means without the written permission of the publisher: Trans Tech Publications Ltd, Switzerland, www.ttp.net . (ID: 193.137.16.172-02/10/06,10:50:45)