Pion pair production from γγ collisions at the SLAC e+e- storage ring PEP

Author(s): Smith, JR; Burke, DL; Boyarski, AM; Breidenbach, M; Dorfan, JM; Feldman, GJ; Gladney, L; Hanson, G; Hollebeek, RJ; Innes, WR; Jaros, JA; Lankford, AJ; Larsen, RR; LeClaire, B; Lockyer, N; Luth, V; Matteuzzi, C; Perl, ML; Richter, B; Schlatter, D; Weiss, J; Yelton, JM; Zaiser, C; Abrams, GS; Amidei, D; Chinowsky, W; Dieterle, WE; Dillon, JB; Eaton, MW; Franklin, MEB; Gidal, G; Gold, MS; Goldhaber, G; Golding, LJ; Johnson, AD; Kadyk, JA; Nelson, ME; Patrick, JF; Rowson, PC; Schellman, HM; Sheldon, PD; Strait, J; De La Vaissiere, C; Blocker, CA; Levi, M; Schaad, T; Schwitters, RF | Abstract: We have studied several features of the production of charged-hardon pairs by γγ collisions. We have measured the f0 partial width Γf0→γγ(Q2) for Q2 in the range 0