CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E39M167

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 sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.

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 : 0.65 GeV2
W : 1.775 GeV
ε : 0.612945

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 view sliced data.

Your browser must support Java to use this feature.
You can find appropriate software at www.java.com

Click here to view 3D plot of the data.

Your must have VRML plugin for your browser installed to see this type of 3D plots.
For some types of browsers you can find it here: www.parallelgraphics.com

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 16.167242 10.435596
-0.6 -112.5 6.72776 9.153833
-0.6 -67.5 26.775026 14.092023
-0.6 -22.5 11.119708 12.38579
-0.6 22.5 14.726403 17.419029
-0.6 67.5 23.189547 14.786631
-0.6 112.5 25.373814 10.13936
-0.6 157.5 22.973194 11.968302
-0.25 -157.5 30.795847 9.333414
-0.25 -112.5 59.90239 10.836287
-0.25 -67.5 43.605156 12.683154
-0.25 -22.5 33.167927 13.708655
-0.25 22.5 39.037231 15.230695
-0.25 67.5 50.960388 13.767734
-0.25 112.5 38.856903 10.162238
-0.25 157.5 30.685848 9.067757
0.05 -165 40.218491 10.005533
0.05 -135 33.60915 13.749458
0.05 -105 58.911938 11.794464
0.05 -75 56.62104 12.383058
0.05 -45 57.586578 23.858257
0.05 -15 39.793453 26.180536
0.05 15 46.600552 22.491789
0.05 45 39.744152 20.793125
0.05 75 48.549839 12.611396
0.05 105 56.196392 13.013328
0.05 135 56.939266 16.968609
0.05 165 42.625595 11.50104
0.35 -165 33.085648 10.593893
0.35 -135 43.911674 14.448283
0.35 -105 78.379478 14.606401
0.35 -75 54.447079 12.978371
0.35 -45 40.845531 20.251509
0.35 -15 0 0
0.35 15 0 0
0.35 45 58.014114 21.996962
0.35 75 74.425262 12.689529
0.35 105 68.324387 13.287193
0.35 135 52.082645 16.903582
0.35 165 30.613462 11.426444
0.65 -165 52.756641 11.501031
0.65 -135 50.801052 19.940248
0.65 -105 63.395824 22.232086
0.65 -75 54.530548 15.475398
0.65 -45 30.12179 20.461939
0.65 -15 0 0
0.65 15 0 0
0.65 45 61.045727 27.776985
0.65 75 54.35722 14.148717
0.65 105 73.25032 20.663
0.65 135 41.831631 17.349916
0.65 165 45.250397 11.846776
0.9 -165 42.518021 15.826577
0.9 -135 53.72118 18.696192
0.9 -105 41.522312 24.137047
0.9 -75 24.77549 33.069466
0.9 -45 19.062672 33.413773
0.9 -15 75.777512 37.93964
0.9 15 45.030262 34.207752
0.9 45 34.343452 22.69404
0.9 75 65.657799 31.484488
0.9 105 69.081383 28.871786
0.9 135 34.508186 16.759542
0.9 165 35.058167 16.566765