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Measurement E151M930

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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 : 0.0593 GeV2
W : 1715 GeV
ε : 0.7917
Ebeam : 2.2596 GeV
εL: 0.0367 

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 Stat. error Syst. error
0.65 282 0.1638 0.5637 0.0319
0.75 222 0.5675 0.7472 0.0478
0.85 114 0.3772 0.7082 0.0389
0.85 210 0.5257 0.7661 0.0457
0.85 222 -1.1914 0.6381 0.0837
0.65 294 0.4712 0.6956 0.0528
0.75 270 -0.1602 0.647 0.0334
0.75 282 0.6533 0.7419 0.0673
0.85 210 1.0823 0.8585 0.1043