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Measurement E151M465

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

Q2 : 0.0023 GeV2
W : 1655 GeV
ε : 0.4846
Ebeam : 1.3383 GeV
εL: 0.0011 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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
AUL Data errors Systematic errors
0.75 222 0.9914 1.1892 0.0668
0.55 150 0.0241 0.7364 0.03
0.65 222 1.5045 0.656 0.0979
0.75 210 -0.1072 0.671 0.0307
0.75 222 0.3289 0.6899 0.0363