CLAS Physics Database

Measurement E39M195

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: 1.0 GeV2
W: 2.25 GeV
ε: 0.536898
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 7.425686 5.862611
-0.6 -67.5 11.010819 4.524352
-0.6 -22.5 9.059487 3.561941
-0.6 22.5 6.337952 4.228902
-0.6 67.5 4.615116 4.396257
-0.6 112.5 7.36024 4.114614
-0.6 157.5 0.0 0.0
-0.25 -157.5 1.389372 6.64668
-0.25 -112.5 4.651152 3.880941
-0.25 -67.5 12.377403 3.936506
-0.25 -22.5 9.013237 4.790345
-0.25 22.5 10.592175 5.013027
-0.25 67.5 5.634229 3.25181
-0.25 112.5 3.982891 4.076327
-0.25 157.5 15.201956 7.026704
0.05 -157.5 11.749066 7.709421
0.05 -112.5 13.849757 6.235781
0.05 -67.5 17.797552 6.312185
0.05 -22.5 22.16143 6.985069
0.05 22.5 16.174644 6.623876
0.05 67.5 9.019045 6.202537
0.05 112.5 14.391974 5.945344
0.05 157.5 9.396379 7.697412
0.35 -165.0 17.899452 11.758773
0.35 -135.0 18.973301 11.549927
0.35 -105.0 20.69544 8.825178
0.35 -75.0 12.093669 9.684236
0.35 -45.0 15.114098 8.692576
0.35 -15.0 0.0 0.0
0.35 15.0 0.0 0.0
0.35 45.0 20.405012 10.243048
0.35 75.0 25.281561 12.743469
0.35 105.0 27.170088 8.54788
0.35 135.0 11.158393 11.787546
0.35 165.0 33.820534 11.591269
0.65 -165.0 15.063755 16.208374
0.65 -135.0 25.002529 20.964552
0.65 -105.0 44.354927 14.724957
0.65 -75.0 30.91095 15.028408
0.65 -45.0 0.0 0.0
0.65 -15.0 54.923351 39.637642
0.65 15.0 18.282974 22.853745
0.65 45.0 15.205 30.265875
0.65 75.0 19.460995 14.634266
0.65 105.0 25.844898 16.420763
0.65 135.0 14.115543 18.344025
0.65 165.0 27.805925 16.36198
0.9 -165.0 27.041065 31.230621
0.9 -135.0 44.947025 41.614655
0.9 -105.0 63.289368 70.404549
0.9 -75.0 33.135216 37.094269
0.9 -45.0 152.558365 58.558525
0.9 -15.0 236.964539 148.104034
0.9 15.0 0.0 0.0
0.9 45.0 0.0 0.0
0.9 75.0 31.598137 41.16024
0.9 105.0 29.073175 71.184029
0.9 135.0 51.249432 38.658409
0.9 165.0 46.769695 29.774029