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    Chapter and Conference Paper

    Results on two-photon interactions from Mark II at spear

    Two-photon interactions have been studied with the SLAC-LBL Mark II magnetic detector at SPEAR. The cross-section for η′ production by the reaction e+e → e+eη′ has been measured over the beam energy range from ...

    G. S. Abrams, M. S. Alam, C. A. Blocker, A. M. Boyarski, M. Breidenbach in γγ Collisions (1980)