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Measurement E151M2846

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: 0.0094
Q2: 0.0084 GeV2
W: 1535.0 GeV
Ebeam: 1.3383 GeV
ε: 0.6973

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.55 222.0 0.532 0.3164 0.0318
0.65 234.0 0.792 0.2049 0.0339
0.75 222.0 -0.3644 0.3629 0.0309
Created in SINP MSU, CLAS Collaboration