CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M3050

You are not logged in.

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 : 0.348 GeV2
W : 1475 GeV
ε : 0.7924
Ebeam : 1.9889 GeV
εL: 0.3596 

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
0.65 126 -0.2914 0.279 0.0306
0.65 258 0.2058 0.2545 0.0303
0.75 102 -0.1972 0.2724 0.0303
0.75 246 -0.8365 0.1507 0.0343
0.85 66 0.05 0.2752 0.03
0.85 270 0.0178 0.2549 0.03
0.95 258 0.2047 0.2599 0.0303