Inclusive photon production at forward rapidities in proton-proton collisions at root s=0.9, 2.76 and 7 TeV

B. Abelev, J. Adam, D. Adamova, MM. Aggarwal, G. Aglieri Rinella, Maria Agnello, A. Agostinelli, N. Agrawal, Z. Ahammed, N. Ahmad, Ian Bearden, Hans Bøggild, Christian Holm Christensen, Kristjan Herlache Gulbrandsen, Jens Jørgen Gaardhøje, Børge Svane Nielsen, Alexander Colliander Hansen, Ante Bilandzic, Marek Chojnacki, Valentina Zaccolo