CLAS Physics Database

Measurement E38M211

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: 1.75 GeV
ε: 0.635546
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 69.236549 9.621744
-0.6 -112.5 72.376701 7.784932
-0.6 -67.5 52.805126 8.660423
-0.6 -22.5 46.654747 9.669163
-0.6 22.5 46.438023 10.78473
-0.6 67.5 60.014744 9.073624
-0.6 112.5 83.526878 7.983598
-0.6 157.5 44.953304 9.136066
-0.25 -157.5 111.64267 9.049639
-0.25 -112.5 107.159683 8.393922
-0.25 -67.5 78.534401 9.335961
-0.25 -22.5 62.633793 9.420209
-0.25 22.5 67.165024 9.622947
-0.25 67.5 86.073685 10.265056
-0.25 112.5 106.206711 8.689159
-0.25 157.5 101.704346 8.730112
0.05 -165.0 184.498093 11.729141
0.05 -135.0 158.311951 14.727593
0.05 -105.0 167.431778 11.793163
0.05 -75.0 160.62468 12.504654
0.05 -45.0 105.464905 14.514421
0.05 -15.0 60.29306 17.994745
0.05 15.0 73.907974 17.532127
0.05 45.0 96.127991 14.568927
0.05 75.0 144.312714 12.232053
0.05 105.0 153.928711 11.333665
0.05 135.0 165.365631 15.205303
0.05 165.0 186.539612 12.039666
0.35 -165.0 233.09935 12.788068
0.35 -135.0 239.731522 18.749733
0.35 -105.0 242.945511 14.957459
0.35 -75.0 180.423401 12.251589
0.35 -45.0 120.317566 20.445917
0.35 -15.0 88.129662 26.831026
0.35 15.0 100.65303 32.121548
0.35 45.0 136.445297 20.578608
0.35 75.0 208.006607 12.829664
0.35 105.0 236.224701 14.561669
0.35 135.0 216.564362 18.177017
0.35 165.0 232.032547 13.015153
0.65 -165.0 305.129913 14.1754
0.65 -135.0 321.472839 21.557632
0.65 -105.0 307.124329 22.842073
0.65 -75.0 271.613953 16.135218
0.65 -45.0 249.995026 22.152012
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 189.29277 20.74518
0.65 75.0 270.693054 15.851458
0.65 105.0 316.748718 23.00491
0.65 135.0 316.4617 20.900055
0.65 165.0 306.490784 14.306734
0.9 -165.0 448.56958 21.964487
0.9 -135.0 401.98877 24.3009
0.9 -105.0 390.201294 32.875416
0.9 -75.0 343.114685 37.087467
0.9 -45.0 352.04599 43.972561
0.9 -15.0 327.513672 37.929958
0.9 15.0 348.475586 38.546322
0.9 45.0 369.695496 42.623085
0.9 75.0 334.217804 35.572193
0.9 105.0 335.667053 31.654825
0.9 135.0 451.112854 25.595402
0.9 165.0 400.872437 20.969982