Building blocks of amorphous Ge 2 Sb 2 Te

  title={Building blocks of amorphous Ge 2 Sb 2 Te},
  author={Christian Lang and Se Ahn Song and Duc Nguyen Manh and David J. H. Cockayne},
Christian Lang,1 Se Ahn Song,2 Duc Nguyen Manh,3 and David J. H. Cockayne1 1Department of Materials, University of Oxford, Parks Road, Oxford OX1 3PH, United Kingdom 2Analytical Engineering Center, Samsung Advanced Institute of Technology, Yongin 446-712, Korea 3EURATOM/UKAEA Fusion Association, Culham Science Centre, Abingdon OX14 3DB, United Kingdom Received 14 March 2007; published 1 August 2007