CLAS physics database search results Measurement E21M7 g1c CLAS experiment K. Hicks 2006 cos(theta_K*) dsigma/dcos(theta K*) Data errors dimensionless nb nb -0.75 108.1 26.8 -0.35 70.6 19.6 -0.05 54.1 14.1 0.25 36.3 9.9 0.55 40.7 10.6 0.8 78.1 20.9