Measurement of isolated-photon pair production in pp collisions at root s=7 TeV with the ATLAS detector

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