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Measurement E151M903

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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 : 0.1715 GeV2
W : 1625 GeV
ε : 0.8164
Ebeam : 2.2596 GeV
εL: 0.1321 

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
0.75 126 -0.1644 0.7904 0.0336
0.85 246 0.3008 0.8153 0.0409
0.75 222 1.516 0.8445 0.1039
0.85 90 1.2056 0.7763 0.0846
0.85 234 1.3316 0.8609 0.0924
0.85 246 1.7156 0.8826 0.1165