CLAS Physics Database

Measurement E38M196

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: 1.775 GeV
ε: 0.612945
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 55.240623 15.189468
-0.6 -112.5 57.349773 9.544244
-0.6 -67.5 41.045097 10.502546
-0.6 -22.5 31.251795 10.588096
-0.6 22.5 40.251156 14.112395
-0.6 67.5 47.637352 11.286302
-0.6 112.5 58.184822 9.34429
-0.6 157.5 14.964852 14.614419
-0.25 -157.5 104.736084 11.678898
-0.25 -112.5 91.26754 10.109332
-0.25 -67.5 69.342171 11.583411
-0.25 -22.5 51.955791 10.320168
-0.25 22.5 51.987843 10.786527
-0.25 67.5 79.49984 12.582767
-0.25 112.5 93.578056 10.559524
-0.25 157.5 93.658974 11.053946
0.05 -165.0 166.776505 14.608127
0.05 -135.0 153.377991 18.690962
0.05 -105.0 139.436661 13.214789
0.05 -75.0 152.242294 16.402372
0.05 -45.0 88.094559 15.477506
0.05 -15.0 66.24688 24.282673
0.05 15.0 51.645084 21.4814
0.05 45.0 100.557373 15.777021
0.05 75.0 132.787979 15.994406
0.05 105.0 143.654099 13.91209
0.05 135.0 158.792465 19.399893
0.05 165.0 171.748108 15.359725
0.35 -165.0 212.191528 16.000555
0.35 -135.0 237.098267 23.900736
0.35 -105.0 220.283569 17.703791
0.35 -75.0 154.991272 15.238471
0.35 -45.0 109.087875 25.504671
0.35 -15.0 78.908417 26.598976
0.35 15.0 71.790367 30.073668
0.35 45.0 131.751801 26.846125
0.35 75.0 178.769623 15.589289
0.35 105.0 197.327026 16.461155
0.35 135.0 216.751221 23.601589
0.35 165.0 213.412109 16.368549
0.65 -165.0 254.484497 16.945055
0.65 -135.0 253.113373 25.38352
0.65 -105.0 273.513123 26.524315
0.65 -75.0 239.738617 18.539799
0.65 -45.0 221.929779 27.435068
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 186.885605 26.949116
0.65 75.0 239.59967 18.068525
0.65 105.0 277.80191 26.152302
0.65 135.0 270.408356 25.499996
0.65 165.0 272.084106 17.760954
0.9 -165.0 397.908905 25.87397
0.9 -135.0 358.118317 29.664421
0.9 -105.0 339.468597 40.096317
0.9 -75.0 290.091278 43.449203
0.9 -45.0 294.776245 52.773357
0.9 -15.0 259.183411 47.408356
0.9 15.0 295.586945 51.080746
0.9 45.0 381.75119 58.073002
0.9 75.0 246.712494 39.299461
0.9 105.0 294.69397 38.367744
0.9 135.0 397.182343 31.129509
0.9 165.0 349.143585 24.768967