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Measurement E151M1132

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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 : 1685 GeV
ε : 0.7962
Ebeam : 2.999 GeV
εL: 0.2552 

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
0.85 234 1.8636 0.869 0.1395
0.85 246 -0.4205 0.623 0.0429
0.85 258 -0.1778 0.6849 0.0327
0.95 234 -0.3729 0.629 0.0405
0.95 306 0.9054 0.7215 0.0727