CLAS Physics Database

Measurement E38M236

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: 1.75 GeV
ε: 0.655562
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 11.573166 6.065982
-0.6 -112.5 32.391552 7.715443
-0.6 -67.5 41.964439 7.264275
-0.6 -22.5 24.628218 13.545633
-0.6 22.5 33.865963 13.578254
-0.6 67.5 39.03125 7.024494
-0.6 112.5 39.653725 7.962061
-0.6 157.5 37.397335 10.47337
-0.25 -157.5 60.757648 11.652864
-0.25 -112.5 54.252655 10.025117
-0.25 -67.5 43.377182 9.078519
-0.25 -22.5 15.352389 9.595274
-0.25 22.5 16.100767 17.568325
-0.25 67.5 48.604282 7.94932
-0.25 112.5 27.232548 8.017411
-0.25 157.5 38.463913 10.987257
0.05 -157.5 77.994774 9.787313
0.05 -112.5 51.56192 8.927173
0.05 -67.5 53.704418 9.736266
0.05 -22.5 17.870972 13.795513
0.05 22.5 10.926745 10.881845
0.05 67.5 41.107239 9.37119
0.05 112.5 62.58567 10.862515
0.05 157.5 77.315033 9.741987
0.35 -165.0 106.698441 12.40565
0.35 -135.0 103.426651 14.113908
0.35 -105.0 85.162552 17.505404
0.35 -75.0 56.957615 13.353806
0.35 -45.0 63.820145 15.937742
0.35 -15.0 0.0 0.0
0.35 15.0 50.531979 36.468349
0.35 45.0 55.10482 14.763393
0.35 75.0 83.324562 16.187744
0.35 105.0 96.710167 17.956274
0.35 135.0 112.049896 15.93136
0.35 165.0 107.338821 12.474875
0.65 -165.0 135.248428 15.237708
0.65 -135.0 142.717331 17.437477
0.65 -105.0 132.197998 21.810324
0.65 -75.0 125.971687 23.206827
0.65 -45.0 57.049213 27.87277
0.65 -15.0 125.972092 25.670294
0.65 15.0 56.450542 19.772861
0.65 45.0 81.040627 26.328392
0.65 75.0 108.058426 19.813635
0.65 105.0 123.57682 20.763758
0.65 135.0 160.196671 19.310253
0.65 165.0 188.341675 16.168278
0.9 -165.0 178.231522 21.578337
0.9 -135.0 211.37674 23.946083
0.9 -105.0 164.843155 24.417238
0.9 -75.0 184.688446 27.994991
0.9 -45.0 161.806763 25.707453
0.9 -15.0 139.382034 23.559792
0.9 15.0 139.015274 22.565083
0.9 45.0 129.75795 23.716021
0.9 75.0 125.99015 25.12895
0.9 105.0 197.453705 26.806393
0.9 135.0 164.607239 21.63483
0.9 165.0 164.242538 21.516262