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Measurement E151M450

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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 : 0.0844 GeV2
W : 1595 GeV
ε : 0.5236
Ebeam : 1.3383 GeV
εL: 0.051 

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 Data errors Systematic errors
0.85 222 0.1669 0.7354 0.0317
0.85 234 0.1721 0.6212 0.0318
0.85 246 -0.1888 0.6443 0.0322
0.75 234 2.0044 1.3898 0.1244
0.85 246 -0.0132 0.8727 0.03