CLAS Physics Database

Measurement E39M209

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: 2.05 GeV
ε: 0.457905
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 4.369038 9.355611
-0.6 -67.5 5.067406 5.043756
-0.6 -22.5 3.739911 5.199424
-0.6 22.5 4.815796 3.051081
-0.6 67.5 3.901898 2.181234
-0.6 112.5 3.485888 13.700765
-0.6 157.5 0.0 0.0
-0.25 -157.5 6.101339 9.614286
-0.25 -112.5 5.878151 4.146778
-0.25 -67.5 10.44277 4.106533
-0.25 -22.5 1.858561 5.445925
-0.25 22.5 0.710611 6.828234
-0.25 67.5 5.84873 3.679364
-0.25 112.5 3.904679 4.633488
-0.25 157.5 7.675443 8.77885
0.05 -157.5 11.06486 5.256049
0.05 -112.5 14.875735 5.784312
0.05 -67.5 8.953325 7.191589
0.05 -22.5 6.627686 9.562111
0.05 22.5 4.7031 7.719205
0.05 67.5 12.822761 6.620932
0.05 112.5 16.360065 6.494346
0.05 157.5 17.469707 5.839824
0.35 -165.0 16.268812 8.52851
0.35 -135.0 17.902086 12.241333
0.35 -105.0 16.334778 7.818233
0.35 -75.0 18.371094 8.457692
0.35 -45.0 0.0 0.0
0.35 -15.0 18.999739 16.793577
0.35 15.0 28.717739 20.725285
0.35 45.0 28.636847 15.69346
0.35 75.0 16.021887 7.960563
0.35 105.0 0.601552 9.914661
0.35 135.0 25.792313 9.640075
0.35 165.0 9.876141 8.780305
0.65 -165.0 22.173923 10.334773
0.65 -135.0 31.385826 13.28998
0.65 -105.0 3.300153 14.866808
0.65 -75.0 18.256168 12.612445
0.65 -45.0 17.392918 19.633301
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 10.179215 16.200237
0.65 75.0 9.465036 14.007503
0.65 105.0 20.132929 14.198355
0.65 135.0 23.34626 14.573298
0.65 165.0 26.858717 10.415022
0.9 -165.0 21.688799 17.011753
0.9 -135.0 12.495461 23.224466
0.9 -105.0 0.594842 26.731516
0.9 -75.0 25.523033 41.08815
0.9 -45.0 85.208992 40.955921
0.9 -15.0 0.0 0.0
0.9 15.0 32.601852 29.114468
0.9 45.0 15.869401 44.933186
0.9 75.0 24.331011 33.725685
0.9 105.0 0.0 0.0
0.9 135.0 26.937376 22.267401
0.9 165.0 7.216503 16.323708