CLAS Physics Database

Measurement E151M241

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: 0.2711
Q2: 0.0496 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9187

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 42.0 -0.6905 0.345
0.25 30.0 0.0444 0.7983
0.35 42.0 0.5324 0.8176
0.45 270.0 0.6476 0.8981
0.55 258.0 -0.5415 0.4216
0.55 270.0 -0.8235 0.3391
0.55 282.0 -0.4263 0.449
0.65 234.0 -0.5357 0.6003
0.65 246.0 -0.5497 0.3769
0.65 258.0 -0.0483 0.4022
0.65 270.0 -0.3222 0.3845
0.65 282.0 -0.5027 0.441
0.75 114.0 0.2194 0.8451
0.75 126.0 0.477 0.7158
0.75 138.0 -0.4701 0.5458
0.75 150.0 0.8699 0.7747
0.75 162.0 -0.1107 0.8013
0.75 222.0 -0.0878 0.7487
0.75 234.0 0.3195 0.5764
0.75 246.0 -0.5406 0.3131
0.75 258.0 0.5538 0.4669
0.75 270.0 -0.267 0.3514
0.75 282.0 -0.5647 0.3428
0.85 114.0 -0.0005 0.6203
0.85 126.0 -0.2205 0.4572
0.85 138.0 1.273 0.6794
0.85 150.0 0.4831 0.6111
0.85 162.0 -0.2781 0.5397
0.85 174.0 0.5789 0.6599
0.85 186.0 -0.3105 0.5292
0.85 198.0 -0.4678 0.5606
0.85 210.0 -0.7588 0.4252
0.85 222.0 0.1312 0.7295
0.85 234.0 0.0093 0.4742
0.85 246.0 -0.1067 0.3888
0.85 258.0 0.2428 0.464
0.85 270.0 0.2228 0.4318
0.85 282.0 0.1824 0.4626
0.95 114.0 1.559 0.8164
0.95 126.0 -0.0422 0.6962
0.95 138.0 -0.0812 0.6866
0.95 150.0 -0.1251 0.594
0.95 174.0 0.1882 0.6716
0.95 186.0 0.1736 0.6808
0.95 234.0 0.1048 0.6368
0.95 246.0 1.0862 0.8695
0.95 258.0 0.2611 0.6219
0.15 54.0 0.3976 0.4843
0.25 30.0 -0.3934 0.5335
0.45 270.0 -0.1865 0.4587
0.45 282.0 -0.2848 0.5313
0.55 258.0 -0.456 0.3828
0.55 270.0 0.4966 0.3469
0.55 282.0 0.2207 0.4173
0.65 234.0 0.5873 0.4878
0.65 246.0 -0.4158 0.3531
0.65 258.0 -0.1526 0.2799
0.65 270.0 0.4128 0.2872
0.65 282.0 -0.3775 0.347
0.75 114.0 -0.2142 0.4956
0.75 126.0 0.5028 0.4171
0.75 138.0 -0.0221 0.4059
0.75 150.0 0.2404 0.5137
0.75 162.0 -0.3517 0.514
0.75 222.0 -0.4866 0.476
0.75 234.0 0.0298 0.3738
0.75 246.0 0.567 0.3388
0.75 258.0 -0.3177 0.2739
0.75 270.0 0.3211 0.3131
0.75 282.0 0.0199 0.3997
0.85 114.0 -0.2239 0.3544
0.85 126.0 0.4612 0.3333
0.85 138.0 -0.453 0.3069
0.85 150.0 -0.3148 0.3075
0.85 162.0 0.1424 0.3699
0.85 174.0 0.2121 0.4069
0.85 186.0 -0.2482 0.4839
0.85 210.0 0.6603 0.5223
0.85 222.0 -0.1502 0.4549
0.85 234.0 -0.4809 0.3798
0.85 246.0 0.1164 0.3362
0.85 258.0 -0.3348 0.2742
0.85 270.0 0.0348 0.2816
0.85 282.0 -0.0629 0.3286
0.95 102.0 0.1412 0.4642
0.95 114.0 0.3092 0.3997
0.95 138.0 -0.0404 0.3657
0.95 150.0 0.1328 0.4364
0.95 162.0 -0.1319 0.3858
0.95 174.0 0.2011 0.3897
0.95 246.0 -0.3156 0.3931
0.95 258.0 0.8308 0.4202