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Measurement E19M20

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Experiment: E89-004, 2005

Spokespersons: R. A. Schumacher

Experiment comment: Correlated data on W & cos(theta) distribution are available in E19M33 and E19M34 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+Σ0, polarization: none

W : 2.212 GeV
Eγ : 2.139 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
-0.7 0.047 0.429
-0.4 0.098 0.471
-0.1 0.8 0.314
0.2 0.462 0.219
0.5 -0.1 0.188
0.8 -0.041 0.163