CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E38M199

You are not logged in.

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

Spokespersons: Mestayer, Hicks, Carman, Raue

Experiment comment: 5 structure function group analysis results for the K+Λ 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+ Λ, polarization: none

Q2 : 0.65 GeV2
W : 1.925 GeV
ε : 0.450599

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 46.04842 10.075831
-0.6 -112.5 51.322685 8.712442
-0.6 -67.5 46.735668 7.446173
-0.6 -22.5 58.187176 8.392669
-0.6 22.5 38.420238 7.716943
-0.6 67.5 40.816082 6.76867
-0.6 112.5 43.815956 7.986423
-0.6 157.5 55.648037 10.578679
-0.25 -157.5 66.322746 8.814297
-0.25 -112.5 54.154705 6.545976
-0.25 -67.5 43.287975 7.07667
-0.25 -22.5 37.347492 7.551627
-0.25 22.5 29.564306 8.029194
-0.25 67.5 49.187515 7.256533
-0.25 112.5 58.173702 6.709643
-0.25 157.5 53.525803 8.426199
0.05 -165 94.561562 10.434068
0.05 -135 77.165878 10.969903
0.05 -105 86.924088 9.51602
0.05 -75 78.682808 11.161639
0.05 -45 75.159599 9.351363
0.05 -15 50.392452 14.131959
0.05 15 27.751461 11.728021
0.05 45 67.846481 8.563074
0.05 75 67.463509 11.410387
0.05 105 96.332756 9.013264
0.05 135 90.403389 11.263011
0.05 165 77.137283 9.58995
0.35 -165 128.731659 12.112116
0.35 -135 113.125824 13.111567
0.35 -105 145.439224 11.716146
0.35 -75 111.524269 13.783335
0.35 -45 107.074707 12.023355
0.35 -15 63.901184 16.614979
0.35 15 48.1758 17.633886
0.35 45 83.194664 11.228354
0.35 75 103.360397 13.43441
0.35 105 145.694855 11.298006
0.35 135 114.670502 13.994015
0.35 165 106.603409 11.500075
0.65 -165 172.686783 14.727968
0.65 -135 137.510925 17.960604
0.65 -105 166.977127 14.709192
0.65 -75 180.5 15.441523
0.65 -45 140.653809 25.95109
0.65 -15 108.657585 51.045757
0.65 15 95.802971 50.360264
0.65 45 154.451828 26.600035
0.65 75 164.721634 14.560291
0.65 105 175.316727 14.770235
0.65 135 161.530991 18.05212
0.65 165 160.41246 14.18622
0.9 -165 267.463959 21.313292
0.9 -135 402.049561 33.82346
0.9 -105 275.949554 36.988514
0.9 -75 171.707779 32.0462
0.9 -45 202.408264 68.690376
0.9 -15 0 0
0.9 15 0 0
0.9 45 116.434883 68.558624
0.9 75 252.212326 33.296413
0.9 105 234.76651 33.192295
0.9 135 273.966522 29.573727
0.9 165 269.18692 21.546576