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Measurement E151M2378

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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 : 0.348 GeV2
W : 1745 GeV
ε : 0.8205
Ebeam : 2.999 GeV
εL: 0.1593 

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 78 -0.7494 0.9301 0.0621
0.85 198 -1.0546 0.8651 0.0821
0.85 210 -0.9985 1.0501 0.0784
0.85 222 0.2195 0.9833 0.034
0.85 234 0.6634 0.8044 0.0567
0.85 246 0.813 0.9247 0.0661
0.85 258 -1.9049 0.814 0.1414
0.95 162 -1.3606 0.9632 0.1031
0.95 186 1.174 0.9119 0.0903
0.95 198 -1.6797 0.813 0.1254
0.95 210 0.0617 0.9849 0.0303
0.95 222 1.7158 0.7122 0.128
0.95 234 -0.6165 0.7122 0.0538
0.95 246 -0.8377 0.9856 0.0677
0.95 258 0.0846 0.7902 0.0306