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Measurement E151M1146

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).

No publications available for this experiment

Quantity measured: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.5925 GeV2
W : 1715 GeV
ε : 0.7804
Ebeam : 2.999 GeV
εL: 0.2313 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

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

Measured data:

cos(θπ+) φ(π+),
degrees
AUL Stat. error Syst. error
0.85 66 -0.5511 0.75 0.0502
0.85 186 0.0727 0.9134 0.0305
0.85 210 -1.0171 0.7171 0.0802
0.85 246 1.1017 0.8665 0.0859
0.95 234 1.0923 0.886 0.0853
0.95 246 -0.4414 0.7 0.0441
0.95 270 -0.0888 0.6978 0.0307
0.95 294 -0.0456 0.6864 0.0302