CLAS Physics Database

Measurement E38M204

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: 1.0 GeV2
W: 1.775 GeV
ε: 0.480362
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 7.676521 22.220228
-0.6 -112.5 51.362679 7.51287
-0.6 -67.5 40.958992 8.972241
-0.6 -22.5 25.9718 8.658993
-0.6 22.5 35.002075 9.216184
-0.6 67.5 43.730789 8.995749
-0.6 112.5 33.398556 7.06602
-0.6 157.5 0.000169 20.201168
-0.25 -157.5 105.460869 10.493168
-0.25 -112.5 104.930466 10.684354
-0.25 -67.5 65.498146 9.349727
-0.25 -22.5 43.288429 9.910898
-0.25 22.5 43.569481 9.881913
-0.25 67.5 61.705906 9.787693
-0.25 112.5 85.001343 9.458002
-0.25 157.5 94.800339 9.926361
0.05 -165.0 157.94339 14.221862
0.05 -135.0 108.724907 13.832588
0.05 -105.0 121.00988 12.902372
0.05 -75.0 107.086967 13.828708
0.05 -45.0 80.25631 15.549433
0.05 -15.0 86.175697 21.82415
0.05 15.0 57.66275 19.243853
0.05 45.0 54.896049 16.278229
0.05 75.0 101.420708 13.373873
0.05 105.0 133.686844 14.05456
0.05 135.0 110.261383 14.221122
0.05 165.0 133.167496 13.334046
0.35 -165.0 202.198898 15.042964
0.35 -135.0 189.276123 17.58535
0.35 -105.0 152.117004 15.061416
0.35 -75.0 138.520172 14.279275
0.35 -45.0 144.454147 23.543909
0.35 -15.0 111.755157 53.815323
0.35 15.0 109.447823 49.167358
0.35 45.0 114.77536 21.30747
0.35 75.0 162.58107 14.970142
0.35 105.0 186.052536 16.750338
0.35 135.0 167.608795 16.675034
0.35 165.0 174.42215 13.848956
0.65 -165.0 236.248535 16.779213
0.65 -135.0 217.132782 20.567337
0.65 -105.0 198.5215 19.895235
0.65 -75.0 234.86676 20.036045
0.65 -45.0 201.996567 28.122496
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 142.249741 27.615492
0.65 75.0 203.186234 18.796345
0.65 105.0 231.6297 22.125917
0.65 135.0 255.833405 21.774666
0.65 165.0 235.672592 16.521196
0.9 -165.0 308.536224 23.063349
0.9 -135.0 302.225006 27.002274
0.9 -105.0 275.801361 30.611353
0.9 -75.0 264.938629 34.985783
0.9 -45.0 277.380463 43.993343
0.9 -15.0 161.031464 42.232147
0.9 15.0 128.632477 38.977047
0.9 45.0 260.8797 43.399021
0.9 75.0 304.206268 37.454636
0.9 105.0 257.908386 29.118237
0.9 135.0 289.010223 25.727095
0.9 165.0 297.420685 22.885586