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Measurement E151M892

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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 : 0.205 GeV2
W : 1595 GeV
ε : 0.8242
Ebeam : 2.2596 GeV
εL: 0.1704 

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 78 -0.7537 0.6956 0.0578
0.85 90 -0.2746 0.6828 0.035
0.85 222 0.991 0.8668 0.0963
0.85 246 0.1363 0.7334 0.0325
0.85 258 -0.6151 0.7827 0.0503