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Measurement E151M2146

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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 : 0.101 GeV2
W : 1685 GeV
ε : 0.7993
Ebeam : 2.2596 GeV
εL: 0.067 

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
0.85 102 2.5964 2.3819 0.2405
0.85 126 -2.8621 2.4785 0.2647
0.85 210 0.637 2.2643 0.0658
0.65 294 -0.6662 0.6184 0.0527
0.85 114 -2.1172 0.7219 0.141
0.85 234 -1.2426 0.7175 0.0862