CLAS Physics Database

Measurement E39M210

Experiment: E1-5st-Sigma0 (E93-030/E00-112)
Year: 1999

Measurement comment:

Differential cross section were extracted by combining yields of the data pertaining to two different beam energies, 4.056 and 4.247 GeV.

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: 2.05 GeV2
W: 2.15 GeV
ε: 0.371351
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 4.149607 5.187021
-0.6 -67.5 4.629171 2.494238
-0.6 -22.5 6.237657 4.219055
-0.6 22.5 4.584736 2.562975
-0.6 67.5 3.634048 4.026042
-0.6 112.5 4.123429 5.154298
-0.6 157.5 0.0 0.0
-0.25 -157.5 1.409108 7.614975
-0.25 -112.5 5.433331 3.344586
-0.25 -67.5 7.320444 3.417338
-0.25 -22.5 8.901746 4.032233
-0.25 22.5 7.016926 5.672256
-0.25 67.5 5.160635 3.951131
-0.25 112.5 7.633025 3.162725
-0.25 157.5 3.280494 8.611676
0.05 -157.5 11.875869 5.339828
0.05 -112.5 10.677279 4.936264
0.05 -67.5 4.61095 5.664477
0.05 -22.5 1.832302 6.8194
0.05 22.5 10.505886 6.560665
0.05 67.5 7.16323 3.455637
0.05 112.5 11.085961 3.804646
0.05 157.5 14.055869 6.203856
0.35 -165.0 10.340978 7.501382
0.35 -135.0 6.816016 8.835966
0.35 -105.0 18.191927 7.349397
0.35 -75.0 7.31193 7.57634
0.35 -45.0 5.640368 10.751999
0.35 -15.0 18.851646 11.782412
0.35 15.0 14.19082 10.241427
0.35 45.0 8.095559 9.346057
0.35 75.0 1.009474 8.012919
0.35 105.0 19.007862 7.152331
0.35 135.0 9.195096 9.169641
0.35 165.0 17.977564 7.775122
0.65 -165.0 17.050257 9.329713
0.65 -135.0 15.390166 11.272027
0.65 -105.0 17.352177 10.498361
0.65 -75.0 11.580238 11.334374
0.65 -45.0 5.90993 5.223729
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 0.0 0.0
0.65 75.0 11.674226 12.647417
0.65 105.0 0.0 0.0
0.65 135.0 3.631129 12.377045
0.65 165.0 23.508825 10.092274
0.9 -165.0 23.177183 18.414152
0.9 -135.0 0.0 0.0
0.9 -105.0 2.163038 25.963316
0.9 -75.0 0.0 0.0
0.9 -45.0 68.623611 42.891689
0.9 -15.0 36.559143 45.699642
0.9 15.0 73.170181 64.675941
0.9 45.0 191.344131 75.343483
0.9 75.0 43.819653 25.050432
0.9 105.0 45.305134 21.927397
0.9 135.0 38.797859 15.77631
0.9 165.0 28.483265 16.312593