CLAS Physics Database

Measurement E151M335

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: AUL
εL: 0.0753
Q2: 0.0348 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.822

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.35 30.0 -0.6622 0.6206
0.35 42.0 1.2371 1.1765
0.45 18.0 0.7745 0.9825
0.45 30.0 0.2444 0.8842
0.45 42.0 1.2469 1.1755
0.55 30.0 -1.0025 0.6862
0.55 126.0 0.4559 1.072
0.55 138.0 0.7954 1.0603
0.55 222.0 1.1444 1.112
0.55 234.0 0.3843 0.9692
0.55 246.0 -1.0286 0.4291
0.55 258.0 0.8396 1.1272
0.65 114.0 0.3221 0.9411
0.65 126.0 -1.2676 0.4658
0.65 138.0 -0.4043 0.6754
0.65 150.0 -0.3219 0.7967
0.65 210.0 0.0313 0.9822
0.65 222.0 0.3269 0.7537
0.65 234.0 -0.0929 0.5492
0.65 246.0 0.6031 0.7293
0.65 258.0 -0.5814 0.6834
0.75 114.0 -1.2506 0.6281
0.75 126.0 0.3423 0.8199
0.75 138.0 -0.8717 0.5844
0.75 150.0 -0.2339 0.7911
0.75 162.0 -0.4763 0.8546
0.75 210.0 -0.8018 0.6248
0.75 222.0 0.479 0.8291
0.75 234.0 0.2317 0.6703
0.75 246.0 0.1103 0.6148
0.75 258.0 -1.1472 0.4229
0.85 114.0 1.2279 1.1598
0.85 126.0 -1.0661 0.6263
0.85 138.0 1.1256 1.1709
0.85 222.0 0.1691 0.6599
0.85 234.0 -0.3988 0.4854
0.85 246.0 -1.18 0.3034
0.85 258.0 0.233 0.7054
0.85 270.0 -0.0845 0.7927
0.95 222.0 -0.1408 0.6919
0.95 234.0 0.0214 0.6213
0.95 246.0 0.3112 0.7936
0.95 258.0 -0.3841 0.582
0.25 42.0 0.1286 0.5776
0.35 30.0 -0.1259 0.6158
0.45 30.0 -0.6151 0.496
0.45 42.0 -0.2668 0.5474
0.55 30.0 0.7506 0.6885
0.55 42.0 -0.5204 0.5702
0.55 126.0 -0.622 0.5406
0.55 138.0 -0.9469 0.5803
0.55 150.0 0.3232 0.6006
0.55 234.0 0.9698 0.4704
0.55 246.0 0.7263 0.5623
0.55 258.0 0.1299 0.6968
0.65 126.0 -0.0941 0.4782
0.65 138.0 0.0731 0.4631
0.65 150.0 -1.4447 0.4493
0.65 162.0 -0.3272 0.5977
0.65 186.0 -0.074 0.7116
0.65 210.0 0.5406 0.6342
0.65 222.0 0.4953 0.5507
0.65 234.0 0.0044 0.4123
0.65 246.0 -0.5794 0.3998
0.65 258.0 1.0345 0.4863
0.75 126.0 -0.7259 0.469
0.75 138.0 -0.1737 0.4791
0.75 150.0 -0.497 0.5585
0.75 162.0 0.1955 0.6286
0.75 210.0 0.3759 0.6398
0.75 222.0 -0.0034 0.5174
0.75 234.0 0.6571 0.4191
0.75 246.0 0.0862 0.4058
0.75 258.0 -0.1707 0.5135
0.85 126.0 0.5591 0.6805
0.85 138.0 0.1375 0.6119
0.85 210.0 -0.8059 0.5819
0.85 222.0 -0.1779 0.4049
0.85 234.0 0.2464 0.4511
0.85 246.0 -0.1933 0.4457
0.85 258.0 0.521 0.4517
0.85 270.0 1.202 0.5497
0.95 114.0 0.0211 0.5536
0.95 126.0 -0.481 0.5436
0.95 246.0 0.3609 0.4169
0.95 258.0 0.2186 0.5301