CLAS Physics Database

Measurement E38M213

Experiment: E1-5st-Lambda (E93-030/E00-112)
Year: 1999

Measurement comment:

Differential cross sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.

Experiment comment:

5 structure function group analysis results for the K+Λ channel.
Spokespersons: Mestayer, Hicks, Carman, Raue
Reaction: ep → K+ Λ
Polarization: none
Quantity: dσ/dΩ
Q2: 0.65 GeV2
W: 1.95 GeV
ε: 0.418922
Publication:
D.S. Carman, B.A. Raue, and CLAS Collaboration Beam-Recoil Polarization Transfer in the Nucleon Resonance Region in the Exclusive ep -> e′K+Λ and ep -> e′K+Σ0 Reactions at CLAS // PRC 79, 065205 (2009)

Slice: cos(θ) =

Measurement data
cos(θ) φ dσ/dΩ, [nb/sr] uncertainty
-0.6 -157.5 46.70879 6.604251
-0.6 -112.5 38.791397 5.230732
-0.6 -67.5 40.839165 4.798666
-0.6 -22.5 48.010532 5.429775
-0.6 22.5 33.187832 4.926509
-0.6 67.5 40.818554 4.763823
-0.6 112.5 38.160458 5.171332
-0.6 157.5 41.521488 6.193112
-0.25 -157.5 52.558655 5.390899
-0.25 -112.5 44.590946 4.261634
-0.25 -67.5 37.988945 4.429652
-0.25 -22.5 30.443161 4.87727
-0.25 22.5 28.315742 5.09376
-0.25 67.5 37.086403 4.444612
-0.25 112.5 47.913551 4.41327
-0.25 157.5 48.161694 5.569635
0.05 -165.0 80.436188 7.475854
0.05 -135.0 74.916252 7.51083
0.05 -105.0 77.257393 6.182475
0.05 -75.0 70.566254 7.335463
0.05 -45.0 68.178131 6.012877
0.05 -15.0 42.288788 8.688412
0.05 15.0 30.817066 8.382957
0.05 45.0 57.129913 5.598374
0.05 75.0 63.742271 7.473758
0.05 105.0 77.414864 5.97557
0.05 135.0 81.153404 7.635016
0.05 165.0 68.899498 6.945524
0.35 -165.0 110.742638 8.493347
0.35 -135.0 99.283928 9.0951
0.35 -105.0 123.028053 7.877288
0.35 -75.0 102.609055 9.554207
0.35 -45.0 87.240395 7.78606
0.35 -15.0 52.087521 12.653768
0.35 15.0 50.015125 12.157389
0.35 45.0 84.660378 7.663094
0.35 75.0 96.968361 9.304402
0.35 105.0 126.989769 7.558137
0.35 135.0 102.950119 9.086538
0.35 165.0 99.750793 8.240556
0.65 -165.0 163.197937 10.441062
0.65 -135.0 139.696915 12.044598
0.65 -105.0 150.624756 9.709164
0.65 -75.0 159.511246 10.724771
0.65 -45.0 131.779327 16.203501
0.65 -15.0 60.52076 28.791523
0.65 15.0 70.085793 31.162142
0.65 45.0 135.368164 15.865709
0.65 75.0 162.529999 10.58932
0.65 105.0 174.139923 10.03662
0.65 135.0 160.206207 12.498653
0.65 165.0 156.116165 10.287567
0.9 -165.0 250.514008 15.335786
0.9 -135.0 343.515442 23.163109
0.9 -105.0 250.900085 24.842258
0.9 -75.0 202.068939 22.38599
0.9 -45.0 154.055542 53.439075
0.9 -15.0 0.0 0.0
0.9 15.0 0.0 0.0
0.9 45.0 134.738144 55.019543
0.9 75.0 219.293549 22.716082
0.9 105.0 242.922668 24.104725
0.9 135.0 252.43309 20.894348
0.9 165.0 244.800598 15.296535