CLAS physics database search results Measurement E62M28 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi-) dsigma/dphi_pim Data errors deg mcbn/rad mcbn/rad 36 6.9859481 0.4506557 108 6.5993838 0.32830572 180 6.3543553 0.41405573 251.99998 6.3758516 0.46693674 324 7.1802907 0.7307747