CLAS physics database search results Measurement E62M713 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 36 3.6625502 0.36944151 108 3.8397763 0.28157836 180 4.250308 0.55892992 251.99998 3.8747509 0.32992634 324 3.7871628 0.35792765