CLAS Physics Database

Measurement E18M12

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: 1.939 GeV
Eγ: 1.534 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 0.914 0.124
-0.55 0.723 0.105
-0.35 1.062 0.096
-0.15 0.928 0.084
0.05 0.91 0.074
0.25 0.886 0.063
0.45 0.853 0.058
0.65 1.011 0.054
0.85 1.051 0.066