CLAS physics database search results Measurement E21M1 g1c CLAS experiment K. Hicks 2006 cos(theta_K*) dsigma/dcos(theta K*) Data errors dimensionless nb nb -0.75 26.7 6.6 -0.35 50 11.8 -0.05 35.9 8.9 0.25 34.6 8.7 0.55 30.2 7.6 0.8 98.9 22.9