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Measurement E151M1603

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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 : 0.1435 GeV2
W : 1475 GeV
ε : 0.666
Ebeam : 1.3383 GeV
εL: 0.1626 

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
0.65 126 -1.3604 0.8075 0.0869
0.75 258 -0.5561 0.8708 0.0448
0.95 270 -0.1218 0.7376 0.0309
0.65 234 1.9439 0.8702 0.1169
0.75 258 1.1033 0.81 0.0708
0.85 246 1.1376 1.0504 0.0726
0.85 258 0.9111 0.9892 0.0609
0.95 258 0.7551 0.8652 0.0532