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Measurement E151M1401

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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 : 0.0844 GeV2
W : 1445 GeV
ε : 0.5659
Ebeam : 1.0539 GeV
εL: 0.1008 

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
0.35 42 0.5997 0.8974 0.074
0.55 258 -1.1855 0.715 0.137
0.65 234 -0.5806 0.8584 0.072
0.65 258 -0.1891 0.7324 0.0368
0.75 246 1.3192 0.7133 0.1518
0.75 258 -0.3879 0.7681 0.053
0.85 234 0.0989 0.8374 0.032
0.85 258 0.683 0.7836 0.0827