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Measurement E151M1917

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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: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0245 GeV2
W : 1685 GeV
ε : 0.764
Ebeam : 1.9889 GeV
εL: 0.0167 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
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
ALL Stat. error Syst. error
0.65 222 -1.152 0.609 0.076
0.75 198 -1.4327 0.5611 0.0919
0.75 210 -1.1325 0.6445 0.0749
0.75 270 -1.2593 0.5495 0.082
0.85 138 -0.5394 0.7255 0.0444