CLAS Physics Database

Measurement E38M235

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

Measurement comment:

Differential cross sections were extracted by combining yields of data pertaining to two beam energies 4.056 and 4.247 GeV.

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: 2.05 GeV2
W: 1.65 GeV
ε: 0.703238
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 27.318064 6.583882
-0.6 -112.5 19.710733 8.01504
-0.6 -67.5 25.560347 7.896799
-0.6 -22.5 26.459913 12.65262
-0.6 22.5 44.297333 18.152269
-0.6 67.5 23.267168 8.989954
-0.6 112.5 31.077978 9.398005
-0.6 157.5 24.211697 6.882867
-0.25 -157.5 38.520393 9.445243
-0.25 -112.5 38.264595 10.135591
-0.25 -67.5 33.283024 10.260663
-0.25 -22.5 35.784016 15.806134
-0.25 22.5 23.445417 11.256985
-0.25 67.5 30.629608 10.805903
-0.25 112.5 27.091564 10.781773
-0.25 157.5 27.964087 8.028377
0.05 -157.5 49.304852 8.618236
0.05 -112.5 31.051693 10.39386
0.05 -67.5 31.955736 11.178391
0.05 -22.5 52.883976 22.138489
0.05 22.5 21.27755 15.790151
0.05 67.5 34.267742 11.49235
0.05 112.5 44.872383 10.094911
0.05 157.5 34.920643 8.20396
0.35 -165.0 37.46347 9.9776
0.35 -135.0 39.850128 10.132091
0.35 -105.0 27.484373 10.505102
0.35 -75.0 23.68807 14.660719
0.35 -45.0 34.101028 18.433924
0.35 -15.0 30.244869 16.889912
0.35 15.0 21.253342 17.054989
0.35 45.0 42.822273 18.048773
0.35 75.0 40.491611 14.200119
0.35 105.0 52.196732 13.472173
0.35 135.0 29.453491 10.346399
0.35 165.0 46.231415 10.631392
0.65 -165.0 41.118832 10.729127
0.65 -135.0 49.521194 11.122622
0.65 -105.0 32.223892 13.32559
0.65 -75.0 58.375984 22.30529
0.65 -45.0 2.736533 22.218603
0.65 -15.0 30.567106 13.5164
0.65 15.0 28.40464 12.640081
0.65 45.0 59.906715 19.375889
0.65 75.0 52.282326 18.517792
0.65 105.0 55.159779 13.958669
0.65 135.0 73.786079 13.693217
0.65 165.0 59.681252 11.028675
0.9 -165.0 62.526424 14.732975
0.9 -135.0 42.975368 14.486876
0.9 -105.0 60.557846 17.283955
0.9 -75.0 61.539669 21.370005
0.9 -45.0 59.920242 17.396351
0.9 -15.0 44.473022 12.95508
0.9 15.0 67.648582 13.899648
0.9 45.0 35.463139 17.347454
0.9 75.0 66.012779 18.086658
0.9 105.0 63.879066 23.790653
0.9 135.0 67.09079 15.802319
0.9 165.0 62.463787 17.15357