CLAS Physics Database

Measurement E151M334

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: 0.064
Q2: 0.0291 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8261

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 30.0 1.392 0.6296
0.25 42.0 -0.0313 0.4988
0.35 30.0 -0.5252 0.4856
0.35 42.0 -0.2583 0.4455
0.45 18.0 1.045 0.5734
0.45 30.0 0.4007 0.504
0.45 42.0 0.5514 0.5967
0.55 30.0 -0.725 0.5638
0.55 42.0 -0.0027 0.6579
0.55 126.0 -0.2206 0.6536
0.55 138.0 0.1442 0.6305
0.55 150.0 -0.1157 0.6102
0.55 162.0 0.5569 0.7249
0.55 210.0 0.2333 0.6637
0.55 222.0 0.6367 0.5779
0.55 234.0 0.7141 0.4775
0.55 246.0 -0.2237 0.5223
0.65 114.0 1.0338 0.6788
0.65 126.0 -0.3714 0.5581
0.65 138.0 0.5334 0.5133
0.65 150.0 -0.1555 0.4571
0.65 162.0 0.5824 0.6226
0.65 210.0 0.9383 0.5818
0.65 222.0 0.6045 0.5063
0.65 234.0 -0.1279 0.4058
0.65 246.0 0.6567 0.4134
0.65 258.0 -1.1389 0.5192
0.75 126.0 -0.2306 0.5036
0.75 138.0 -0.3242 0.4464
0.75 150.0 0.019 0.534
0.75 162.0 -0.7888 0.5463
0.75 198.0 1.1488 0.6584
0.75 210.0 0.5101 0.6023
0.75 222.0 -0.1619 0.4739
0.75 234.0 0.3803 0.413
0.75 246.0 0.0356 0.4074
0.75 258.0 -0.1494 0.5274
0.85 114.0 0.6954 0.625
0.85 126.0 -0.6717 0.5848
0.85 210.0 0.0692 0.6155
0.85 222.0 0.5528 0.4341
0.85 234.0 -0.0097 0.4134
0.85 246.0 0.4108 0.3953
0.85 258.0 0.1134 0.4485
0.85 270.0 0.0582 0.5788
0.95 138.0 -1.1106 0.4932
0.95 234.0 0.3547 0.4467
0.95 246.0 0.9022 0.5015
0.35 54.0 -0.1437 0.9126
0.45 18.0 1.2005 1.1377
0.45 30.0 -0.1007 0.7137
0.45 42.0 -0.1825 0.6659
0.45 246.0 -0.5423 0.7888
0.55 30.0 1.1596 1.1454
0.55 42.0 0.6672 1.0089
0.55 126.0 1.9384 1.4777
0.55 138.0 -0.4204 0.7305
0.55 150.0 -0.4657 0.797
0.55 210.0 -0.3939 0.8296
0.55 222.0 1.0496 0.9229
0.55 234.0 -0.4561 0.6051
0.55 246.0 -0.1515 0.6142
0.55 258.0 1.8771 1.2228
0.65 126.0 0.9745 1.2544
0.65 138.0 -0.3549 0.6348
0.65 150.0 -0.5606 0.7785
0.65 210.0 -0.0399 0.7594
0.65 222.0 0.6837 0.7397
0.65 234.0 0.3538 0.625
0.65 246.0 -0.2513 0.607
0.65 258.0 -1.321 0.4353
0.75 126.0 -0.6953 0.6422
0.75 138.0 -0.3609 0.6668
0.75 150.0 0.1793 0.8088
0.75 162.0 2.1242 1.2806
0.75 210.0 -0.5058 0.8019
0.75 222.0 -0.0097 0.678
0.75 234.0 -0.2174 0.6111
0.75 246.0 2.4811 2.4811
0.75 258.0 0.0116 0.6101
0.85 126.0 -0.8958 0.6505
0.85 138.0 -0.3034 0.8623
0.85 150.0 -0.0974 1.0031
0.85 210.0 0.3603 0.9424
0.85 222.0 0.2911 0.6588
0.85 234.0 0.1372 0.6042
0.85 246.0 1.2655 0.6994
0.85 258.0 -0.0132 0.5875
0.95 126.0 -1.7569 0.2877
0.95 234.0 0.911 0.9214
0.95 246.0 0.5559 0.7799