CLAS Physics Database

Measurement E38M206

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: 1.875 GeV
ε: 0.365117
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 47.042057 10.29193
-0.6 -112.5 47.167828 9.849735
-0.6 -67.5 45.963509 7.877692
-0.6 -22.5 30.788235 8.792544
-0.6 22.5 25.66802 9.603806
-0.6 67.5 43.06485 7.964811
-0.6 112.5 38.763626 9.049524
-0.6 157.5 97.307175 15.195059
-0.25 -157.5 74.796196 11.024387
-0.25 -112.5 63.665909 8.367799
-0.25 -67.5 56.138119 8.441155
-0.25 -22.5 39.503578 8.238564
-0.25 22.5 48.207363 10.471129
-0.25 67.5 39.314369 8.027726
-0.25 112.5 53.259453 7.61074
-0.25 157.5 48.701401 10.899697
0.05 -165.0 76.570389 11.163459
0.05 -135.0 86.109024 11.839152
0.05 -105.0 86.436333 10.563891
0.05 -75.0 87.953598 13.197455
0.05 -45.0 73.716202 12.076126
0.05 -15.0 44.460789 16.831734
0.05 15.0 59.724957 15.061407
0.05 45.0 54.590038 10.657854
0.05 75.0 82.096992 12.828084
0.05 105.0 87.347816 10.699818
0.05 135.0 108.156425 12.977012
0.05 165.0 90.04985 11.184674
0.35 -165.0 135.555359 12.995686
0.35 -135.0 98.34285 13.561198
0.35 -105.0 142.467834 14.477283
0.35 -75.0 95.599487 13.391854
0.35 -45.0 121.046234 17.621044
0.35 -15.0 60.579514 20.710228
0.35 15.0 60.690998 21.502728
0.35 45.0 83.392776 15.770848
0.35 75.0 119.009651 13.889655
0.35 105.0 143.628265 14.509907
0.35 135.0 123.601173 14.624837
0.35 165.0 114.535027 12.485118
0.65 -165.0 182.574615 16.026323
0.65 -135.0 175.883011 17.800364
0.65 -105.0 168.783569 17.853512
0.65 -75.0 156.850616 16.74316
0.65 -45.0 58.549854 29.812855
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 110.737473 30.026548
0.65 75.0 163.273224 17.937428
0.65 105.0 139.167694 16.317135
0.65 135.0 139.940277 17.633656
0.65 165.0 145.377716 14.337372
0.9 -165.0 250.04895 22.589045
0.9 -135.0 221.621384 25.7768
0.9 -105.0 227.757324 35.39119
0.9 -75.0 178.555252 35.714001
0.9 -45.0 108.749184 52.392567
0.9 -15.0 0.0 0.0
0.9 15.0 231.651855 123.513306
0.9 45.0 190.381653 65.289993
0.9 75.0 207.979477 37.922718
0.9 105.0 176.784805 31.819513
0.9 135.0 256.354218 27.885061
0.9 165.0 236.34729 23.147991