High-pT direct photon production at 11° in pp collisions at

Autor: David Ja Cockerill, C. L. Woody, L. Rosselet, R. Møller, S. Almehed, J. A. Thompson, E. Vella, Ulf Mjörnmark, L. H. Olsen, G. Damgaard, J. E. Hooper, Odette Benary, H. Brody, O. Botner, A. Di Ciaccio, M. Sullivan, E. Rosso, B. Schistad, B. W. Heck, Borge Svane Nielsen, Henry Lubatti, C. W. Fabian, J. v. d. Lans, T. Killian, H. Bøggild, T. P. A. Åkesson, K. H. Hansen, W. R. Molzon, Yona Oren, W. M. Evans, M. Harris, I. Mannelli, M. Winik, I. Stumer, P. Frandsen, S. Dagan, H. J. Hilke, W. J. Willis, R. Kroeger, Michael Albrow, A. Markou, T. W. Ludlam, N. A. McCubbin, P. W. Jeffreys, D. Lissauer, V. Burkert, Sherman Frankel, T. Jensen, F. Meyer, G. Pierazzini, E. Dahl-Jensen, Aniello Nappi, Anders Nilsson, Ulrich Goerlach, I. Dahl-Jensen, Richard Batley, W. Frati, R. H. Schindler, Göran Jarlskog, Howard Gordon, W. E. Cleland, G. Kesseler, W. Witzeling, A. Hallgren, R. Carossi, B. Lörstad

Publikováno v: Physics Letters B. 123:367-372

The production of direct photons has been measured relative to π 0 's in the rapidity range 2.00 y s = 63 GeV at the CERN Intersecting Storage Rings. The γ/π 0 ratio increases from ⪅2% at p T = 1.5 GeV/ c to ∼8% at p T = 4.25 GeV/ c , similar

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https://doi.org/10.1016/0370-2693(83)91219-4