CLAS physics database search results Measurement E62M161 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Data errors deg mcbn/rad mcbn/rad 36 6.024085 0.28219557 108 4.747829 0.23753655 180 6.971209 0.8548913 251.99998 5.186111 0.27036077 324 6.2863245 0.42286828