CLAS Physics Database

Measurement E39M180

Experiment: E1-5st-Sigma0 (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+Σ0 channel.
Spokespersons: Mestayer, Hicks, Carman, Raue
Reaction: ep → K+ Σ0
Polarization: none
Quantity: dσ/dΩ
Q2: 1.0 GeV2
W: 2.05 GeV
ε: 0.119304
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 16.10494 11.909929
-0.6 -112.5 11.36307 8.451316
-0.6 -67.5 0.0 0.0
-0.6 -22.5 0.0 0.0
-0.6 22.5 10.840789 9.899816
-0.6 67.5 0.0 0.0
-0.6 112.5 0.0 0.0
-0.6 157.5 37.184422 18.355825
-0.25 -157.5 15.805018 21.221087
-0.25 -112.5 29.633564 13.42241
-0.25 -67.5 24.808735 12.350939
-0.25 -22.5 0.0 0.0
-0.25 22.5 9.934609 8.398287
-0.25 67.5 14.721986 11.0643
-0.25 112.5 33.683693 15.778268
-0.25 157.5 27.632168 15.691507
0.05 -165.0 41.884251 22.537359
0.05 -135.0 8.971038 9.111377
0.05 -105.0 10.663704 8.197284
0.05 -75.0 37.222328 21.119982
0.05 -45.0 42.936981 18.128168
0.05 -15.0 40.873371 20.690235
0.05 15.0 0.0 0.0
0.05 45.0 37.74456 18.377859
0.05 75.0 23.199257 14.487992
0.05 105.0 33.492065 15.57435
0.05 135.0 35.867474 15.321478
0.05 165.0 31.10154 17.666279
0.35 -165.0 32.86203 15.264808
0.35 -135.0 36.752647 21.926914
0.35 -105.0 27.594631 14.709896
0.35 -75.0 19.658064 11.125405
0.35 -45.0 17.420023 11.813879
0.35 -15.0 18.046352 13.542827
0.35 15.0 0.0 0.0
0.35 45.0 14.92374 20.042873
0.35 75.0 18.685583 10.912168
0.35 105.0 23.308796 13.105488
0.35 135.0 52.157124 22.772387
0.35 165.0 25.882223 23.248272
0.65 -165.0 10.427295 24.48357
0.65 -135.0 20.057961 31.885471
0.65 -105.0 25.317467 28.677467
0.65 -75.0 24.786133 17.495302
0.65 -45.0 57.038044 34.369057
0.65 -15.0 47.696175 49.558887
0.65 15.0 88.163277 68.555222
0.65 45.0 85.362602 42.653084
0.65 75.0 16.978859 14.545958
0.65 105.0 13.872398 26.304913
0.65 135.0 40.507565 21.413687
0.65 165.0 21.405626 22.991238