CLAS physics database search results Measurement E62M209 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Data errors deg mcbn/rad mcbn/rad 36 3.726819 0.32481086 108 2.5339384 0.30283797 180 3.085819 0.33595851 251.99998 2.4615767 0.2631245 324 3.6444533 0.541013