CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E39M191

You are not logged in.

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

Spokespersons: Mestayer, Hicks, Carman, Raue

Experiment comment: 5 structure function group analysis results for the K+Σ0 channel.

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.

Publication:

Quantity measured: dσ/dΩ, nb/sr
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Σ0, polarization: none

Q2 : 1 GeV2
W : 1.85 GeV
ε : 0.789269

Select data slice:
cos(θ) =

Fit φ dependence:

Observable quantity measured (Y axis): dσ/dΩ, nb/sr
Plot measurement data

Parameter (X axis): φ,

Click here to get data in text file, delimited with tabs.

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

cos(θ) φ dσ/dΩ,
nb/sr
Data errors,
nb/sr
-0.6 -157.5 12.102184 14.781142
-0.6 -112.5 39.277786 10.297289
-0.6 -67.5 54.124252 14.007766
-0.6 -22.5 34.530609 15.949999
-0.6 22.5 30.048607 16.210018
-0.6 67.5 44.316967 12.669424
-0.6 112.5 34.477936 10.358836
-0.6 157.5 23.587137 17.709339
-0.25 -157.5 38.20005 10.128077
-0.25 -112.5 80.635979 13.679566
-0.25 -67.5 69.97818 15.205393
-0.25 -22.5 64.397331 17.091793
-0.25 22.5 54.826778 18.855925
-0.25 67.5 90.052238 15.886367
-0.25 112.5 62.542759 13.27905
-0.25 157.5 25.923525 12.531169
0.05 -157.5 46.29509 11.576604
0.05 -112.5 98.876503 15.869275
0.05 -67.5 82.225517 13.513206
0.05 -22.5 66.488403 31.124678
0.05 22.5 15.214993 27.660704
0.05 67.5 93.392624 13.906245
0.05 112.5 89.217705 15.812511
0.05 157.5 53.703091 10.60706
0.35 -165 47.890636 13.607027
0.35 -135 42.795742 23.251099
0.35 -105 67.949814 19.343454
0.35 -75 92.644882 16.94758
0.35 -45 61.736553 17.334869
0.35 -15 86.493408 62.421246
0.35 15 28.90176 36.127205
0.35 45 41.482719 17.278315
0.35 75 66.032806 17.436438
0.35 105 66.408134 19.065493
0.35 135 77.675079 24.387295
0.35 165 56.586643 12.42949
0.65 -165 49.772236 15.382807
0.65 -135 39.593407 17.080135
0.65 -105 32.493996 39.89592
0.65 -75 38.711803 22.136959
0.65 -45 29.844681 21.645552
0.65 -15 21.14764 66.469696
0.65 15 33.339153 50.948696
0.65 45 24.910902 23.608294
0.65 75 72.112343 22.720894
0.65 105 47.790627 35.177864
0.65 135 58.861485 19.927526
0.65 165 51.574333 13.854091
0.9 -165 31.23881 19.644793
0.9 -135 33.792294 20.200603
0.9 -105 10.829587 24.96537
0.9 -75 33.695148 36.590996
0.9 -45 23.406122 30.831081
0.9 -15 15.38574 22.777632
0.9 15 33.395271 23.94668
0.9 45 26.15744 23.363419
0.9 75 23.356054 31.239017
0.9 105 52.785816 30.025215
0.9 135 55.367546 20.136024
0.9 165 44.962276 19.909809