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Measurement E18M16

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Experiment: E89-004, 2005

Spokespersons: R. A. Schumacher

Experiment comment: Correlated data on W & cos(theta) distribution are available in E18M37 and E18M38 measurements.

Publication:

Quantity measured: Cz, dimensionless
Spin transfer coefficient Cz for circularly polarized photon beam and recoiling polarized hyperons.
Beam: γ, polarization: circular
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: none

W : 2.035 GeV
Eγ : 1.737 GeV

Observable quantity measured (Y axis): Cz, dimensionless
Plot measurement data

Parameter (X axis): cos(θ), dimensionless

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θ),
dimensionless
Cz,
dimensionless
Data errors,
dimensionless
-0.75 0.472 0.136
-0.55 0.229 0.149
-0.35 0.554 0.163
-0.15 0.608 0.115
0.05 0.801 0.089
0.25 0.843 0.064
0.45 1.022 0.057
0.65 0.886 0.047
0.85 0.942 0.09