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Measurement E151M2880

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALU
εL: 0.0017
Q2: 0.0023 GeV2
W: 1595.0 GeV
Ebeam: 1.3383 GeV
ε: 0.6039

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.75 222.0 0.5127 0.2171 0.0317
0.55 222.0 0.9239 0.168 0.0352
0.75 210.0 -0.2741 0.4042 0.0305
Created in SINP MSU, CLAS Collaboration