CLAS Physics Database

Measurement E18M13

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: 1.987 GeV
Eγ: 1.635 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 -0.216 0.155
-0.55 -0.058 0.135
-0.35 -0.14 0.116
-0.15 -0.014 0.112
0.05 0.226 0.08
0.25 -0.105 0.059
0.45 -0.128 0.054
0.65 -0.319 0.049
0.85 -0.195 0.073