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Measurement E151M1134

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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 : 0.0707 GeV2
W : 1715 GeV
ε : 0.8911
Ebeam : 2.999 GeV
εL: 0.0489 

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
0.75 210 -0.48 0.7911 0.0462
0.85 102 -0.3531 0.7314 0.0396
0.85 114 -1.0997 0.6011 0.0858
0.85 126 -0.5251 0.7629 0.0487
0.85 186 0.0665 0.8805 0.0304
0.85 222 1.1512 0.8933 0.0893