CLAS Physics Database

Measurement E18M34

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: 2.416 GeV
Eγ: 2.642 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 1.64 0.497
-0.55 1.58 0.624
-0.35 1.385 0.367
-0.15 0.649 0.478
0.05 0.587 0.459
0.25 -0.369 0.399
0.45 0.887 0.24
0.65 0.548 0.157
0.85 0.397 0.238