CLAS Physics Database

Measurement E38M217

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: 1.0 GeV2
W: 1.85 GeV
ε: 0.395717
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 52.767502 9.733057
-0.6 -112.5 40.015915 5.885027
-0.6 -67.5 38.833317 5.484435
-0.6 -22.5 32.832623 5.869995
-0.6 22.5 25.615328 6.22112
-0.6 67.5 36.801529 5.556024
-0.6 112.5 36.098106 5.64514
-0.6 157.5 92.938553 11.368795
-0.25 -157.5 84.389885 7.117835
-0.25 -112.5 64.180901 5.872348
-0.25 -67.5 59.260376 6.428821
-0.25 -22.5 39.591415 5.869548
-0.25 22.5 47.404751 6.770805
-0.25 67.5 47.090706 6.272975
-0.25 112.5 65.592438 5.721314
-0.25 157.5 79.451897 7.01212
0.05 -165.0 92.485542 8.320455
0.05 -135.0 103.266899 9.265342
0.05 -105.0 90.496864 7.722484
0.05 -75.0 85.877342 9.520035
0.05 -45.0 80.934746 9.033871
0.05 -15.0 51.359375 11.253302
0.05 15.0 57.43589 10.906912
0.05 45.0 59.836658 8.307753
0.05 75.0 80.346619 8.806754
0.05 105.0 102.097 8.084671
0.05 135.0 103.115364 9.037777
0.05 165.0 93.07618 8.104425
0.35 -165.0 143.279999 9.342443
0.35 -135.0 120.416298 10.277176
0.35 -105.0 153.214752 10.430188
0.35 -75.0 108.730309 9.693582
0.35 -45.0 107.069618 12.924004
0.35 -15.0 82.341347 18.242714
0.35 15.0 70.338097 17.488508
0.35 45.0 93.867485 12.126159
0.35 75.0 119.812294 9.793617
0.35 105.0 146.43959 10.369496
0.35 135.0 149.666504 11.282762
0.35 165.0 133.190628 9.257991
0.65 -165.0 186.217499 11.14819
0.65 -135.0 178.112534 12.782482
0.65 -105.0 181.25148 13.01219
0.65 -75.0 174.864059 12.246809
0.65 -45.0 125.94973 21.086239
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 144.85466 19.80604
0.65 75.0 168.113754 12.437847
0.65 105.0 159.15535 12.382303
0.65 135.0 181.023666 13.590024
0.65 165.0 163.136597 10.454228
0.9 -165.0 247.344742 15.468771
0.9 -135.0 238.953217 17.851286
0.9 -105.0 224.688354 22.459808
0.9 -75.0 190.828003 23.667435
0.9 -45.0 228.616241 38.164806
0.9 -15.0 219.126328 59.655453
0.9 15.0 208.770035 58.863945
0.9 45.0 182.116501 37.768028
0.9 75.0 233.950974 26.718117
0.9 105.0 189.687347 20.482748
0.9 135.0 265.241394 18.922462
0.9 165.0 250.571457 16.041948