Maggs, A. C.Rossetto, V.2004-12-032004-12-0320012001http://hdl.handle.net/2003/191310.17877/DE290R-11601enThe American Physical SocietyPhysical Review Letters530Writhing Photons and Berry Phases in Polarized Multiple Scattering10.1103/PhysRevLett.87.253901article (journal)