Latest documents http://publikationen.ub.uni-frankfurt.de/index/index/ Fri, 07 Jul 2006 12:04:09 +0200 Fri, 07 Jul 2006 12:04:09 +0200 http://publikationen.ub.uni-frankfurt.de/frontdoor/index/index/docId/2436 We evaluate the Delbrück scattering amplitude to all orders of the interaction with the external field of a nucleus employing nonperturbative electron Green's functions. The results are given analytically in form of a multipole expansion. Alexander Scherdin; Andreas Schäfer; Walter Greiner; Gerhard Soff article http://publikationen.ub.uni-frankfurt.de/frontdoor/index/index/docId/2436 Fri, 07 Jul 2006 12:04:09 +0200