Measurement of the W boson polarization in top quark decays with the ATLAS detector

G. Aad, Mogens Dam, Jørgen Beck Hansen, Peter Henrik Hansen, Jørn Dines Hansen, John Renner Hansen, Nele Maria Philomena Boelaert, Sascha Mehlhase, Simon Johann Franz Heisterkamp, Morten Dam Jørgensen, Troels Christian Petersen, Esben Bryndt Klinkby, Björn Stefan Nilsson, Ask Emil Løvschall-Jensen, Stefania Xella