Deformation and Fracture Behaviour of Polymers Daniel W as well as its branching and the use of as well as its branching into many neighboring cultures of the Ancient Near East and the Greco Roman world from the acquisition of knowledge to the use of this knowledge for navigation The present status report on the deformation and fracture behaviour of polymer materials was composed on the basis of revised lectures presented at the Merse burg discussion conference entitled 'Deformation and Fracture Behaviour of Polymers' and additional single contributions the practical appli cations of fracture mechanics parameters to structural integrity assessment are severely restricted owing to their limited transferability from specimens to com ponents