CLAS Physics Database

Measurement E38M224

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

Measurement comment:

Differential cross sections were extracted by combining yields of data pertaining to two beam energies 4.056 and 4.247 GeV.

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: 2.15 GeV
ε: 0.617081
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 0.0 0.0
-0.6 -112.5 0.0 0.0
-0.6 -67.5 3.365204 2.568693
-0.6 -22.5 3.268157 1.827098
-0.6 22.5 5.231333 2.631529
-0.6 67.5 6.335863 3.075745
-0.6 112.5 0.0 0.0
-0.6 157.5 0.0 0.0
-0.25 -157.5 15.997803 6.692902
-0.25 -112.5 14.490443 3.832665
-0.25 -67.5 7.320136 3.277161
-0.25 -22.5 5.757 3.958283
-0.25 22.5 5.505943 3.436326
-0.25 67.5 10.302414 3.786127
-0.25 112.5 16.664774 4.387966
-0.25 157.5 23.040335 7.669584
0.05 -157.5 34.472496 7.256942
0.05 -112.5 34.645985 5.709771
0.05 -67.5 23.103693 6.227444
0.05 -22.5 17.506388 5.268439
0.05 22.5 21.829798 5.372602
0.05 67.5 25.437883 6.221775
0.05 112.5 34.177547 5.634971
0.05 157.5 43.169827 6.813004
0.35 -165.0 37.789692 9.707916
0.35 -135.0 55.354027 12.929387
0.35 -105.0 67.628807 10.14971
0.35 -75.0 46.590603 9.201726
0.35 -45.0 36.09935 12.503356
0.35 -15.0 28.916317 15.382433
0.35 15.0 22.225597 16.205713
0.35 45.0 29.670498 11.670268
0.35 75.0 60.271179 9.179723
0.35 105.0 60.763557 9.425851
0.35 135.0 39.449329 12.394101
0.35 165.0 26.535913 9.745746
0.65 -165.0 78.595245 12.911436
0.65 -135.0 96.217453 18.596571
0.65 -105.0 101.080193 14.663946
0.65 -75.0 97.00515 12.021142
0.65 -45.0 45.975903 21.465425
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 82.636169 21.992676
0.65 75.0 103.284996 12.055525
0.65 105.0 78.620499 14.644414
0.65 135.0 95.03334 18.421055
0.65 165.0 106.295135 13.753719
0.9 -165.0 185.173462 21.84194
0.9 -135.0 158.160797 26.712147
0.9 -105.0 142.939392 48.559113
0.9 -75.0 115.055305 46.747253
0.9 -45.0 21.493885 42.349339
0.9 -15.0 191.067215 71.471008
0.9 15.0 0.0 0.0
0.9 45.0 90.418671 41.698029
0.9 75.0 155.297684 43.785954
0.9 105.0 276.098114 49.028763
0.9 135.0 196.508209 29.272797
0.9 165.0 189.130341 21.37571