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Measurement E19M23

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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: Cx, dimensionless
Spin transfer coefficient Cx 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 : 2.296 GeV
Eγ : 2.341 GeV

Observable quantity measured (Y axis): Cx, 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
Cx,
dimensionless
Data errors,
dimensionless
-0.7 -0.074 0.676
-0.4 0.01 0.686
-0.1 0.97 0.55
0.2 -0.435 0.398
0.5 -0.232 0.24
0.8 -0.042 0.227