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Measurement E18M3

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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: 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+ Λ, polarization: none

W : 1.734 GeV
Eγ : 1.132 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
-0.75 0 0
-0.55 -0.453 0.31
-0.35 -0.543 0.186
-0.15 -0.26 0.136
0.05 -0.301 0.123
0.25 -0.426 0.108
0.45 -0.235 0.089
0.65 -0.189 0.103
0.85 -0.262 0.16