CLAS physics database search results Measurement E1M273 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 M(pi+,pi-) dsigma/dM(pip pim) Stat. error GeV mcbn/GeV mcbn/GeV 0.29902 1.2075744 0.19805798 0.37878 4.3578892 0.72412443 0.45854 5.2709985 0.76692671 0.5383 11.585652 2.8860643 0.61806 17.054195 3.6366208 0.69781 24.35874 4.6250639 0.77757 31.010342 4.269731 0.85733 18.160107 2.6232295 0.93709 7.5428591 1.0459341 1.01685 1.9407769 0.45277232