CLAS physics database search results Measurement E62M344 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 2.4025826 0.43519172 108 3.0651445 0.30388266 180 4.4780354 0.2845884 251.99998 3.4462078 0.35442051 324 2.2466891 0.18669388