CLAS physics database search results Measurement E62M257 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Data errors deg mcbn/rad mcbn/rad 36 6.2103987 0.46824884 108 4.6114268 0.26516387 180 6.3202586 0.74954402 251.99998 5.1450934 0.37621275 324 6.0647264 0.4135561