CLAS Physics Database

Measurement E18M30

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: 2.338 GeV
Eγ: 2.443 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 0.907 0.402
-0.55 1.412 0.416
-0.35 1.025 0.472
-0.15 0.932 0.429
0.05 0.866 0.317
0.25 0.499 0.293
0.45 1.439 0.17
0.65 0.508 0.386
0.85 0.36 0.172