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Measurement E151M1828

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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 : 0.348 GeV2
W : 1475 GeV
ε : 0.7924
Ebeam : 1.9889 GeV
εL: 0.3596 

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
0.65 126 0.9244 0.8962 0.0635
0.65 258 0.6103 0.7818 0.0476
0.75 102 1.2 0.8275 0.0787
0.75 246 -1.4941 0.6441 0.0954
0.85 66 0.4203 0.835 0.0394
0.85 270 1.2097 0.6981 0.0792
0.95 258 0.7338 0.6797 0.0536