CLAS physics database search results Measurement E62M749 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 36 1.9073347 0.21645278 108 1.5693915 0.44049034 180 1.2101698 0.42875782 251.99998 1.3157468 0.22906426 324 1.5617676 0.24828593