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Measurement E151M2408

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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 : 0.101 GeV2
W : 1835 GeV
ε : 0.8284
Ebeam : 2.999 GeV
εL: 0.044 

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
0.75 102 1.2358 1.0458 0.0945
0.75 114 -0.3243 1.0757 0.0381
0.75 198 -0.9655 1.0495 0.0762
0.75 210 -2.3969 0.7488 0.1764
0.75 222 0.9222 0.9993 0.0733
0.75 270 1.5085 0.9081 0.1134
0.75 282 0.7074 0.9778 0.0594
0.85 90 0.3847 0.9887 0.041
0.85 102 -0.4483 0.81 0.0442
0.85 114 0.0465 0.8644 0.0302
0.85 126 0.7159 1.042 0.06
0.85 186 -1.3201 0.8191 0.1003
0.85 198 0.3023 0.8869 0.0372
0.85 210 -0.073 0.8835 0.0305
0.85 222 0.3033 0.9104 0.0372
0.85 270 0.8529 1.0777 0.0687
0.95 210 0.7378 1.0152 0.0613