CLAS physics database search results Measurement E62M128 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 5.4129972 0.82602078 108 6.2821503 0.34912467 180 7.8369007 0.57798964 251.99998 6.3023281 0.43339851 324 5.5811839 0.56693482