CLAS Physics Database

Measurement E38M215

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: 1.65 GeV
ε: 0.598163
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 67.27327 8.156729
-0.6 -112.5 78.090446 9.931775
-0.6 -67.5 77.126015 10.422694
-0.6 -22.5 43.286724 27.769514
-0.6 22.5 119.668892 28.367823
-0.6 67.5 71.600639 10.766482
-0.6 112.5 89.705353 11.022877
-0.6 157.5 74.641342 8.30145
-0.25 -157.5 70.042427 8.067981
-0.25 -112.5 76.122971 9.273503
-0.25 -67.5 78.923134 9.214888
-0.25 -22.5 42.838947 17.463263
-0.25 22.5 71.699608 21.070829
-0.25 67.5 85.976395 9.993999
-0.25 112.5 65.106331 9.361283
-0.25 157.5 74.804924 8.754455
0.05 -165.0 95.646324 10.447518
0.05 -135.0 78.607681 12.308053
0.05 -105.0 85.581421 12.222779
0.05 -75.0 84.83197 10.815994
0.05 -45.0 77.89048 15.651713
0.05 -15.0 0.0 0.0
0.05 15.0 0.0 0.0
0.05 45.0 61.843025 14.309937
0.05 75.0 77.024994 10.463303
0.05 105.0 83.060265 11.759172
0.05 135.0 75.401924 10.743876
0.05 165.0 74.267693 9.240047
0.35 -165.0 99.741547 10.038569
0.35 -135.0 90.690109 11.77282
0.35 -105.0 73.578209 11.97102
0.35 -75.0 88.013138 12.994369
0.35 -45.0 80.093307 14.404108
0.35 -15.0 63.794304 45.801502
0.35 15.0 133.630173 67.569214
0.35 45.0 86.739471 15.87488
0.35 75.0 82.831001 12.072393
0.35 105.0 80.562462 10.964686
0.35 135.0 90.425583 11.24452
0.35 165.0 96.570343 9.759389
0.65 -165.0 104.494896 9.80497
0.65 -135.0 119.633133 13.10169
0.65 -105.0 96.592621 14.593736
0.65 -75.0 131.709702 18.673912
0.65 -45.0 87.387817 20.778191
0.65 -15.0 39.642612 30.968655
0.65 15.0 99.855026 29.826809
0.65 45.0 102.903526 19.030384
0.65 75.0 115.900055 17.704575
0.65 105.0 103.923973 14.828366
0.65 135.0 117.955849 12.579293
0.65 165.0 121.947617 10.312804
0.9 -165.0 117.294899 14.072872
0.9 -135.0 141.003769 16.047338
0.9 -105.0 119.612999 17.279911
0.9 -75.0 145.060074 22.979874
0.9 -45.0 156.680496 21.834204
0.9 -15.0 113.664688 18.780348
0.9 15.0 89.805229 18.722847
0.9 45.0 110.831367 20.439499
0.9 75.0 120.485512 19.172098
0.9 105.0 130.602753 18.470997
0.9 135.0 121.442345 15.498836
0.9 165.0 134.979752 14.173802