CLAS physics database search results Measurement E62M641 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Stat. error deg mcbn/rad mcbn/rad 36 1.5292063 0.27253264 108 0.81343198 0.26400399 180 0.86267227 0.24423459 251.99998 0.56812131 0.15269847 324 1.4794747 0.22490208