CLAS Physics Database

Measurement E38M203

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

Measurement comment:

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

Experiment comment:

5 structure function group analysis results for the K+Λ channel.
Spokespersons: Mestayer, Hicks, Carman, Raue
Reaction: ep → K+ Λ
Polarization: none
Quantity: dσ/dΩ
Q2: 1.0 GeV2
W: 1.725 GeV
ε: 0.530889
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 87.823456 11.260785
-0.6 -112.5 81.83268 10.201223
-0.6 -67.5 59.282116 11.92337
-0.6 -22.5 56.2122 15.29434
-0.6 22.5 90.444664 17.727167
-0.6 67.5 54.999043 12.178091
-0.6 112.5 55.690289 9.773087
-0.6 157.5 66.683876 10.026425
-0.25 -157.5 106.529953 11.49211
-0.25 -112.5 96.663452 11.071504
-0.25 -67.5 70.002342 11.553127
-0.25 -22.5 42.731274 14.023479
-0.25 22.5 63.527164 16.844975
-0.25 67.5 69.958702 12.289971
-0.25 112.5 86.073326 11.310946
-0.25 157.5 92.463402 10.750333
0.05 -165.0 139.989838 13.959076
0.05 -135.0 118.524109 16.199379
0.05 -105.0 133.864838 15.608638
0.05 -75.0 124.247612 16.190178
0.05 -45.0 55.651642 18.245106
0.05 -15.0 70.124718 31.536083
0.05 15.0 93.62925 36.691391
0.05 45.0 70.788116 20.103184
0.05 75.0 117.337158 15.429452
0.05 105.0 135.602997 15.902222
0.05 135.0 145.95491 16.952221
0.05 165.0 136.291824 13.769508
0.35 -165.0 187.278503 15.782964
0.35 -135.0 218.33783 20.202702
0.35 -105.0 166.984833 18.6145
0.35 -75.0 155.490692 16.592594
0.35 -45.0 93.25061 19.564245
0.35 -15.0 0.0 0.0
0.35 15.0 0.0 0.0
0.35 45.0 68.006767 20.146452
0.35 75.0 142.367783 16.70607
0.35 105.0 182.458954 19.676825
0.35 135.0 177.055908 19.487179
0.35 165.0 188.710892 15.494206
0.65 -165.0 294.251709 19.335508
0.65 -135.0 273.242462 24.043684
0.65 -105.0 223.036789 24.727468
0.65 -75.0 201.639389 22.009487
0.65 -45.0 212.185944 31.584469
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 239.100327 33.339592
0.65 75.0 242.173828 24.31389
0.65 105.0 288.401886 26.998653
0.65 135.0 265.828796 23.48028
0.65 165.0 304.309906 20.01338
0.9 -165.0 322.03595 27.145254
0.9 -135.0 303.32135 28.535692
0.9 -105.0 297.593964 33.820728
0.9 -75.0 279.843445 35.359211
0.9 -45.0 307.024292 45.697132
0.9 -15.0 303.646545 46.000263
0.9 15.0 275.276062 44.498131
0.9 45.0 347.883636 49.376854
0.9 75.0 283.562592 36.997471
0.9 105.0 296.20932 32.56673
0.9 135.0 355.612274 29.733631
0.9 165.0 329.479767 26.271456