CLAS Physics Database

Measurement E38M243

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: 2.55 GeV2
W: 1.65 GeV
ε: 0.611582
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 25.182835 7.549183
-0.6 -112.5 32.434124 9.295421
-0.6 -67.5 15.062237 7.463372
-0.6 -22.5 48.583607 19.691011
-0.6 22.5 20.437361 12.773453
-0.6 67.5 38.073212 11.578975
-0.6 112.5 33.039078 9.529231
-0.6 157.5 26.784155 7.318937
-0.25 -157.5 18.431093 8.65427
-0.25 -112.5 21.18445 10.191101
-0.25 -67.5 23.918543 10.24827
-0.25 -22.5 27.042475 16.90167
-0.25 22.5 33.17617 27.414337
-0.25 67.5 13.845651 10.231778
-0.25 112.5 26.430271 10.853795
-0.25 157.5 29.353033 8.35256
0.05 -157.5 29.476509 8.022356
0.05 -112.5 19.679472 9.822023
0.05 -67.5 26.49254 12.816842
0.05 -22.5 24.660301 21.431015
0.05 22.5 12.718741 22.038092
0.05 67.5 35.111973 14.282541
0.05 112.5 36.005894 10.79138
0.05 157.5 25.309481 8.283265
0.35 -165.0 37.047115 10.818356
0.35 -135.0 45.317886 13.182714
0.35 -105.0 29.154419 15.806694
0.35 -75.0 33.337769 16.582615
0.35 -45.0 39.769104 23.325136
0.35 -15.0 0.0 0.0
0.35 15.0 30.012917 18.342104
0.35 45.0 19.471424 14.052341
0.35 75.0 26.872778 12.878725
0.35 105.0 38.462914 14.078651
0.35 135.0 31.245995 13.049
0.35 165.0 37.786308 10.214897
0.65 -165.0 45.48423 13.018689
0.65 -135.0 30.677618 15.503636
0.65 -105.0 34.888706 16.94409
0.65 -75.0 44.63802 18.989841
0.65 -45.0 34.685062 18.151178
0.65 -15.0 38.5033 17.165434
0.65 15.0 43.047626 14.747117
0.65 45.0 0.0 0.0
0.65 75.0 32.649517 13.812415
0.65 105.0 49.041943 14.670454
0.65 135.0 37.461998 14.779056
0.65 165.0 52.99894 12.32398
0.9 -165.0 63.429638 19.783428
0.9 -135.0 49.498848 17.21735
0.9 -105.0 0.0 0.0
0.9 -75.0 30.133821 18.921614
0.9 -45.0 39.528927 24.349569
0.9 -15.0 28.401024 19.639116
0.9 15.0 23.423182 14.732674
0.9 45.0 31.877661 26.122303
0.9 75.0 20.656967 11.547626
0.9 105.0 69.499893 22.389996
0.9 135.0 49.39978 15.299505
0.9 165.0 66.492538 19.621876