CLAS Physics Database

Measurement E18M18

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: Cz
W: 2.081 GeV
Eγ: 1.838 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) Cz uncertainty
-0.75 0.422 0.174
-0.55 0.207 0.192
-0.35 0.469 0.189
-0.15 0.489 0.15
0.05 0.989 0.112
0.25 0.85 0.08
0.45 0.946 0.068
0.65 0.831 0.103
0.85 0.87 0.063