CLAS Physics Database

Measurement E18M21

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: 2.17 GeV
Eγ: 2.039 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 -0.501 0.186
-0.55 -0.962 0.161
-0.35 -0.896 0.168
-0.15 -0.121 0.161
0.05 0.053 0.121
0.25 0.078 0.088
0.45 -0.047 0.068
0.65 -0.431 0.062
0.85 -0.552 0.061