CLAS physics database search results Measurement E62M76 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi-) dsigma/dphi_pim Data errors deg mcbn/rad mcbn/rad 36 3.1756294 0.29772586 108 2.99121 0.25248668 180 2.7065837 0.2746729 251.99998 2.7528088 0.26729679 324 4.5512266 0.55973983