CLAS Physics Database

Measurement E151M357

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: 0.1004
Q2: 0.0593 GeV2
W: 1445.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7722

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.45 30.0 0.695 0.7012
0.55 138.0 -0.744 0.5758
0.55 222.0 0.2031 0.6142
0.55 234.0 -1.0799 0.5617
0.55 246.0 0.9252 0.5253
0.65 126.0 -1.0781 0.5491
0.65 138.0 -0.7121 0.55
0.65 150.0 -0.512 0.555
0.65 162.0 -0.084 0.7129
0.65 210.0 -0.2212 0.7083
0.65 222.0 0.8323 0.5792
0.65 234.0 -0.0719 0.5055
0.65 246.0 -0.2641 0.4688
0.65 258.0 0.4258 0.5061
0.75 126.0 -0.5536 0.5236
0.75 138.0 -0.4596 0.5062
0.75 150.0 -0.4551 0.5624
0.75 162.0 -0.8087 0.6727
0.75 210.0 0.7894 0.6051
0.75 222.0 -0.3371 0.5406
0.75 234.0 0.4407 0.4814
0.75 246.0 0.6911 0.4752
0.75 258.0 -0.1374 0.4779
0.85 102.0 -0.8364 0.6532
0.85 138.0 -0.2932 0.6806
0.85 222.0 0.1432 0.54
0.85 234.0 0.9188 0.4463
0.85 246.0 0.8265 0.4444
0.85 258.0 -0.1403 0.5075
0.85 270.0 0.159 0.6079
0.95 102.0 -0.1273 0.5612
0.95 126.0 -0.0804 0.6014
0.95 234.0 -0.4756 0.5099
0.95 246.0 0.4304 0.5156
0.95 258.0 -0.2219 0.4709
0.95 270.0 0.2258 0.5406
0.35 30.0 -0.5734 0.7638
0.45 30.0 2.2549 1.2376
0.45 42.0 -0.0631 1.0504
0.55 222.0 0.2342 1.0012
0.55 234.0 0.7661 0.9678
0.55 246.0 -0.5855 0.6525
0.55 258.0 1.0486 0.9236
0.65 126.0 -0.1289 0.8363
0.65 138.0 -1.0547 0.5885
0.65 150.0 2.599 2.599
0.65 162.0 -1.2263 0.6886
0.65 210.0 0.0666 0.8746
0.65 222.0 -0.1871 0.6958
0.65 234.0 -0.244 0.6319
0.65 246.0 0.871 0.7285
0.65 258.0 1.0791 1.105
0.75 126.0 -0.8426 0.6519
0.75 138.0 -0.9986 0.5833
0.75 150.0 0.1906 1.0731
0.75 162.0 -1.1808 0.6863
0.75 210.0 1.0685 1.1558
0.75 222.0 -0.8589 0.4855
0.75 234.0 1.0562 0.9114
0.75 246.0 -0.6115 0.5192
0.75 258.0 1.2124 1.0554
0.85 222.0 -0.0537 0.7356
0.85 234.0 0.7661 0.7946
0.85 246.0 -0.0362 0.567
0.85 258.0 2.4091 2.4091
0.95 102.0 0.9922 1.0545
0.95 234.0 0.0953 0.8213
0.95 246.0 0.611 0.7959
0.95 258.0 0.5922 0.9632
0.95 270.0 0.5923 0.9581