CLAS physics database search results Measurement E1M62 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 M(pi+,pi-) dsigma/dM(pip pim) Stat. error GeV mcbn/GeV mcbn/GeV 0.27777 5.2258391 1.4004966 0.31503 25.634844 15.884666 0.35229 18.517714 3.0239599 0.38955 28.042076 6.591877 0.42681 40.562172 13.872796 0.46406 25.240648 5.9542813 0.50132 33.602875 6.3216577 0.53858 32.071739 6.1014075 0.57584 42.697105 13.350741 0.6131 2.8401589 1.8041984