CLAS Physics Database

Measurement E38M227

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: 1.55 GeV2
W: 1.65 GeV
ε: 0.783781
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 39.734505 8.648982
-0.6 -112.5 51.004784 16.084904
-0.6 -67.5 47.879486 13.104698
-0.6 -22.5 45.512924 23.956305
-0.6 22.5 75.139969 27.526102
-0.6 67.5 31.039837 11.867918
-0.6 112.5 69.701096 16.247021
-0.6 157.5 39.501049 9.730026
-0.25 -157.5 51.022911 9.427225
-0.25 -112.5 61.05468 16.62475
-0.25 -67.5 40.951748 12.911748
-0.25 -22.5 19.186159 15.130123
-0.25 22.5 55.735405 18.779316
-0.25 67.5 35.995014 12.472254
-0.25 112.5 34.953922 11.068743
-0.25 157.5 62.825428 10.630072
0.05 -157.5 58.604721 9.979048
0.05 -112.5 40.706337 11.884673
0.05 -67.5 43.176342 12.954476
0.05 -22.5 66.278961 20.824057
0.05 22.5 11.696538 17.365263
0.05 67.5 41.019562 12.932955
0.05 112.5 48.461754 12.90803
0.05 157.5 48.336575 8.703541
0.35 -165.0 74.786842 13.787051
0.35 -135.0 41.101753 11.013751
0.35 -105.0 53.704578 18.276533
0.35 -75.0 38.261913 19.995895
0.35 -45.0 30.648348 17.132996
0.35 -15.0 11.825677 16.222549
0.35 15.0 51.502773 17.408293
0.35 45.0 49.299908 25.488892
0.35 75.0 37.267151 25.75696
0.35 105.0 58.056843 16.84391
0.35 135.0 48.069405 10.746385
0.35 165.0 72.364975 13.696577
0.65 -165.0 100.147049 13.953882
0.65 -135.0 65.787346 13.358533
0.65 -105.0 70.033684 18.756557
0.65 -75.0 57.19833 21.100283
0.65 -45.0 55.004105 18.98971
0.65 -15.0 38.608681 12.406629
0.65 15.0 69.413574 16.004881
0.65 45.0 37.266106 15.464808
0.65 75.0 62.691414 19.177223
0.65 105.0 82.493904 18.785448
0.65 135.0 78.568657 13.852792
0.65 165.0 93.714546 13.904276
0.9 -165.0 99.265495 19.5373
0.9 -135.0 80.876938 20.379217
0.9 -105.0 84.636208 18.830923
0.9 -75.0 102.219208 27.294661
0.9 -45.0 83.971024 21.316193
0.9 -15.0 41.872856 17.587488
0.9 15.0 56.29855 16.370087
0.9 45.0 79.256416 21.972742
0.9 75.0 60.932354 21.74748
0.9 105.0 103.06675 23.638958
0.9 135.0 103.769455 20.350269
0.9 165.0 85.69825 16.776876