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Measurement E151M751

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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 : 0.0496 GeV2
W : 1295 GeV
ε : 0.9699
Ebeam : 2.2596 GeV
εL: 0.2366 

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
0.75 258 2.8701 1.509 0.2666
0.85 246 -0.323 1.6442 0.0423
0.65 258 1.5465 0.4992 0.1058
0.75 258 0.1737 0.5158 0.0321
0.75 270 -0.8342 0.3526 0.0624
0.85 114 0.9215 0.6213 0.0675
0.85 126 0.6101 0.6538 0.05
0.85 258 0.2397 0.5864 0.0339
0.85 270 -0.003 0.5734 0.03