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Measurement E151M1023

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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 : 0.101 GeV2
W : 1445 GeV
ε : 0.9591
Ebeam : 2.999 GeV
εL: 0.1991 

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
0.35 78 -0.5252 0.8041 0.0487
0.75 102 0.5641 0.8066 0.051
0.75 246 1.9562 0.9923 0.1461
0.75 258 -0.5232 0.777 0.0486
0.85 126 0.0093 0.8672 0.03
0.85 246 -0.023 0.852 0.03