CLAS physics database search results Measurement E62M569 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi+) dsigma/dphi_pip Data errors deg mcbn/rad mcbn/rad 36 2.7392497 0.30183399 108 1.915478 0.22470364 180 2.4351788 0.32342136 251.99998 2.3827384 0.24807914 324 3.3424177 0.49735498