CLAS Physics Database

Measurement E38M198

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: 1.875 GeV
ε: 0.509953
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 80.348335 18.21299
-0.6 -112.5 63.987396 9.360826
-0.6 -67.5 46.582108 8.308406
-0.6 -22.5 37.630959 8.911996
-0.6 22.5 50.281338 9.674759
-0.6 67.5 62.749908 9.158992
-0.6 112.5 46.665382 8.18865
-0.6 157.5 70.032524 18.007393
-0.25 -157.5 76.884331 9.233327
-0.25 -112.5 69.249512 7.658227
-0.25 -67.5 61.092579 8.366401
-0.25 -22.5 66.995064 10.505938
-0.25 22.5 56.024723 9.710007
-0.25 67.5 73.16256 8.94326
-0.25 112.5 82.874763 8.201542
-0.25 157.5 93.255737 9.466591
0.05 -165.0 111.474564 11.636685
0.05 -135.0 117.122986 13.7261
0.05 -105.0 103.402184 10.176057
0.05 -75.0 95.783867 13.206101
0.05 -45.0 74.618546 10.705608
0.05 -15.0 58.207699 16.012405
0.05 15.0 62.893284 14.331153
0.05 45.0 65.445183 9.343914
0.05 75.0 82.072777 12.13725
0.05 105.0 119.941154 10.569157
0.05 135.0 120.183052 14.30529
0.05 165.0 123.406181 12.248843
0.35 -165.0 138.056976 12.694489
0.35 -135.0 143.797501 15.062967
0.35 -105.0 169.880524 13.411763
0.35 -75.0 129.340134 13.964695
0.35 -45.0 93.541481 13.573496
0.35 -15.0 64.432388 15.837953
0.35 15.0 80.93927 18.970144
0.35 45.0 115.906593 14.600413
0.35 75.0 139.76796 14.957383
0.35 105.0 171.934525 13.288559
0.35 135.0 123.47438 15.313383
0.35 165.0 138.798553 12.385759
0.65 -165.0 205.061142 15.139341
0.65 -135.0 213.049576 20.414345
0.65 -105.0 188.732208 16.784136
0.65 -75.0 201.108078 15.634223
0.65 -45.0 130.602341 29.918573
0.65 -15.0 79.807205 51.499249
0.65 15.0 113.506844 62.32914
0.65 45.0 160.690369 30.015215
0.65 75.0 191.022064 15.146171
0.65 105.0 212.40831 16.494165
0.65 135.0 191.019516 19.934534
0.65 165.0 202.342743 15.48083
0.9 -165.0 264.471069 20.747812
0.9 -135.0 306.91861 28.073919
0.9 -105.0 245.125656 33.87302
0.9 -75.0 258.023193 36.172363
0.9 -45.0 244.942719 53.131405
0.9 -15.0 235.705444 93.343636
0.9 15.0 178.039627 80.05764
0.9 45.0 259.199951 52.25312
0.9 75.0 307.254456 36.878437
0.9 105.0 268.008636 35.353065
0.9 135.0 318.6073 29.190964
0.9 165.0 295.786377 21.182632