CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1335

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: ALL,

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

Q2 : 0.0291 GeV2
W : 1355 GeV
ε : 0.7833
Ebeam : 1.0539 GeV
εL: 0.0829 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
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 		ALL Stat. error Syst. error
0.25 42 0.868 0.6897 0.1024
0.25 54 0.5817 0.8993 0.0721
0.35 30 -0.4106 0.7062 0.0552
0.35 42 -0.1685 0.6521 0.0355
0.35 54 -0.1665 0.7625 0.0354
0.45 30 -1.6226 0.7066 0.1854
0.45 42 -0.1427 0.581 0.034
0.45 54 0.4101 0.6927 0.0551
0.45 258 0.5561 0.8351 0.0695
0.55 30 -0.4851 0.8039 0.0624
0.55 42 -0.4084 0.5995 0.055
0.55 54 -0.2118 0.6097 0.0383
0.55 222 -0.8193 0.9011 0.0972
0.55 234 0.2095 0.6328 0.0382
0.55 246 -0.2453 0.6168 0.0408
0.55 258 -0.6305 0.6549 0.0772
0.55 270 -0.4071 0.8111 0.0549
0.65 138 -1.1191 0.7386 0.1297
0.65 150 -1.1188 0.7875 0.1297
0.65 162 -0.8282 0.7809 0.0981
0.65 174 -0.8946 0.9138 0.1053
0.65 222 -0.5519 0.6453 0.0691
0.65 234 -0.1229 0.5865 0.033
0.65 246 0.43 0.5436 0.057
0.65 258 0.5828 0.5251 0.0723
0.65 270 0.1283 0.6361 0.0333
0.75 126 1.0031 0.8857 0.117
0.75 138 -0.425 0.6902 0.0566
0.75 150 -0.414 0.7118 0.0555
0.75 162 -0.1912 0.6079 0.0369
0.75 174 0.6891 0.7727 0.0833
0.75 222 -0.406 0.6595 0.0547
0.75 234 -0.1808 0.5899 0.0363
0.75 246 0.6314 0.5038 0.0773
0.75 258 -0.8082 0.4668 0.096
0.75 270 -0.0902 0.6868 0.0317
0.85 150 -1.1171 0.7664 0.1295
0.85 222 0.9099 0.5963 0.1069
0.85 234 0.5169 0.4912 0.0656
0.85 246 0.1738 0.549 0.0358
0.85 258 0.3483 0.484 0.0494
0.85 270 0.462 0.4986 0.0601
0.95 246 -0.2735 0.6693 0.043