CLAS physics database search results Measurement E1M144 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 M(pi+,pi-) dsigma/dM(pip pim) Stat. error GeV mcbn/GeV mcbn/GeV 0.28652 5.4537802 1.2093673 0.34128 24.452097 6.4671845 0.39604 24.754042 3.594413 0.4508 36.55032 5.4385462 0.50556 40.397667 8.4684954 0.56031 33.631271 5.3253851 0.61507 30.344955 4.4837627 0.66983 48.028404 13.808439 0.72459 35.846458 7.3164411 0.77935 8.0401735 1.9152948