CLAS Physics Database

Measurement E18M19

Experiment: E89-004
Year: 2005

Experiment comment:

Correlated data on W & cos(theta) distribution are available in E18M37 and E18M38 measurements.
Spokesperson: R. A. Schumacher
Reaction: γp → K+ Λ
Polarization: beam (circular)
Quantity: Cx
W: 2.126 GeV
Eγ: 1.939 GeV
Publication:
R. Bradford, R. A. Schumacher, and CLAS Collaboration First Measurement of Beam-Recoil Observables Cx and Cz in Hyperon Photoproduction // Submitted to Physical Review C

Measurement data
cos(θ) Cx uncertainty
-0.75 -0.522 0.182
-0.55 -1.082 0.181
-0.35 -0.957 0.174
-0.15 -0.558 0.15
0.05 -0.034 0.111
0.25 0.29 0.077
0.45 -0.154 0.11
0.65 -0.328 0.166
0.85 -0.475 0.063