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Measurement E151M2884

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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: ALU,
Beam asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0143 GeV2
W : 1595 GeV
ε : 0.5921
Ebeam : 1.3383 GeV
εL: 0.0106 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALU,
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
ALU Stat. error Syst. error
0.65 150 -0.4178 0.3037 0.0311
0.65 222 0.3971 0.2961 0.031
0.65 234 0.1353 0.332 0.0301
0.75 222 -0.5295 0.2776 0.0318
0.85 222 0.0401 0.2912 0.03
0.35 42 0.1669 0.2609 0.0302
0.75 222 -0.5171 0.2158 0.0317
0.85 150 -0.0668 0.274 0.03
0.85 234 -0.3231 0.2392 0.0307