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Measurement E151M2418

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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 : 1865 GeV
ε : 0.815
Ebeam : 2.999 GeV
εL: 0.0337 

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
0.65 282 -0.1289 0.9705 0.0314
0.75 114 -1.8385 1.0357 0.1366
0.75 186 -0.7634 1.0838 0.063
0.75 270 -0.6261 0.9844 0.0544
0.85 102 -1.6007 0.898 0.1199
0.85 114 0.2758 0.8816 0.0361
0.85 126 0.9627 0.8423 0.076
0.85 138 -1.3634 1.0598 0.1033
0.85 186 0.1103 0.8067 0.031
0.85 198 -1.1072 0.7923 0.0857
0.85 210 0.2107 0.8098 0.0337
0.85 222 -0.5292 0.9198 0.0487