CLAS Physics Database

Measurement E39M203

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: 1.55 GeV2
W: 2.25 GeV
ε: 0.403103
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 7.168997 6.952026
-0.6 -67.5 3.453442 3.594225
-0.6 -22.5 7.905459 4.118493
-0.6 22.5 0.0 0.0
-0.6 67.5 7.061588 3.365579
-0.6 112.5 4.99171 3.602525
-0.6 157.5 0.0 0.0
-0.25 -157.5 6.424549 3.312819
-0.25 -112.5 3.753909 2.873395
-0.25 -67.5 9.083289 3.694875
-0.25 -22.5 2.280459 4.901616
-0.25 22.5 7.935122 4.436628
-0.25 67.5 7.265489 3.420733
-0.25 112.5 2.982003 3.794474
-0.25 157.5 2.539165 4.036489
0.05 -157.5 13.761143 5.231167
0.05 -112.5 7.392815 4.092128
0.05 -67.5 5.760747 4.890338
0.05 -22.5 10.152768 6.072264
0.05 22.5 4.922864 6.52464
0.05 67.5 2.944138 5.477297
0.05 112.5 5.177112 4.200241
0.05 157.5 10.157188 5.439636
0.35 -165.0 17.98797 8.297564
0.35 -135.0 9.492298 7.725076
0.35 -105.0 6.753482 7.121626
0.35 -75.0 7.847443 7.38573
0.35 -45.0 9.023869 7.592654
0.35 -15.0 7.287907 17.594778
0.35 15.0 0.0 0.0
0.35 45.0 8.199488 8.131653
0.35 75.0 8.782796 8.067931
0.35 105.0 13.448121 6.326018
0.35 135.0 8.258369 8.445459
0.35 165.0 15.970671 9.206441
0.65 -165.0 24.845974 10.698601
0.65 -135.0 2.172772 13.801546
0.65 -105.0 15.346927 12.502752
0.65 -75.0 18.063742 11.071512
0.65 -45.0 0.0 0.0
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 10.941168 11.275636
0.65 105.0 13.437314 13.021817
0.65 135.0 10.47961 12.397934
0.65 165.0 23.02405 11.65387
0.9 -165.0 43.599792 20.830301
0.9 -135.0 34.264145 29.589378
0.9 -105.0 14.215679 31.580469
0.9 -75.0 8.821546 42.881538
0.9 -45.0 33.283428 29.418961
0.9 -15.0 0.0 0.0
0.9 15.0 0.0 0.0
0.9 45.0 0.0 0.0
0.9 75.0 26.388519 44.084911
0.9 105.0 13.235384 37.680153
0.9 135.0 52.204533 26.445978
0.9 165.0 46.229103 21.688721