CLAS physics database search results Measurement E62M236 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 3.5165837 0.26616231 108 4.765811 0.51847017 180 6.0246539 0.34035391 251.99998 4.9222069 0.36694559 324 3.6966963 0.41190884