CLAS Physics Database

Measurement E38M197

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: 0.65 GeV2
W: 1.825 GeV
ε: 0.564021
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 43.410877 15.531107
-0.6 -112.5 56.821411 9.118272
-0.6 -67.5 35.734684 8.776261
-0.6 -22.5 37.984837 9.357833
-0.6 22.5 38.683327 8.931362
-0.6 67.5 55.678543 9.306917
-0.6 112.5 56.360603 8.948607
-0.6 157.5 36.373444 16.114523
-0.25 -157.5 111.457855 11.06083
-0.25 -112.5 87.521484 9.015556
-0.25 -67.5 86.97094 10.788836
-0.25 -22.5 43.449211 9.345549
-0.25 22.5 56.260418 9.735662
-0.25 67.5 80.105057 10.92051
-0.25 112.5 99.949249 9.292593
-0.25 157.5 95.053497 10.296556
0.05 -165.0 122.553352 12.392371
0.05 -135.0 139.655411 15.694221
0.05 -105.0 135.719055 11.902412
0.05 -75.0 125.509377 15.29125
0.05 -45.0 104.274666 13.21906
0.05 -15.0 58.058418 15.530878
0.05 15.0 47.061481 15.830004
0.05 45.0 97.537674 12.958234
0.05 75.0 119.352997 15.138168
0.05 105.0 116.676422 11.757724
0.05 135.0 128.162094 15.935049
0.05 165.0 140.763626 13.031096
0.35 -165.0 175.562531 13.674342
0.35 -135.0 182.013184 18.901213
0.35 -105.0 197.145828 14.862902
0.35 -75.0 166.275848 15.705004
0.35 -45.0 114.323395 18.457659
0.35 -15.0 78.650055 21.276304
0.35 15.0 72.592186 21.499121
0.35 45.0 166.911133 21.394533
0.35 75.0 172.124588 15.178377
0.35 105.0 189.225143 14.886893
0.35 135.0 156.820389 17.254873
0.35 165.0 166.480713 13.586927
0.65 -165.0 222.324844 15.720502
0.65 -135.0 213.857254 21.601675
0.65 -105.0 213.642197 20.117016
0.65 -75.0 214.17131 16.258492
0.65 -45.0 155.721008 26.365225
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 147.952301 25.003996
0.65 75.0 229.075104 16.380892
0.65 105.0 239.050934 20.64049
0.65 135.0 201.390686 21.972256
0.65 165.0 223.266953 15.697396
0.9 -165.0 304.918518 21.799904
0.9 -135.0 314.205963 27.204412
0.9 -105.0 300.444977 36.127544
0.9 -75.0 231.129807 37.842518
0.9 -45.0 289.978638 47.232838
0.9 -15.0 197.727448 61.387306
0.9 15.0 236.033508 57.8391
0.9 45.0 258.741882 48.597237
0.9 75.0 275.503479 38.526989
0.9 105.0 256.038849 36.619831
0.9 135.0 263.27533 25.947617
0.9 165.0 318.252899 22.180693