CLAS physics database search results Measurement E38M176 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma_TT Data errors nb/sr nb/sr -0.6 1.157 7.361 -0.25 -0.135 6.004 0.05 -9.379 6.712 0.35 -31.875 7.987 0.65 -21.019 12.294 0.9 20.909 13.074