CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1864

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 : 0.0707 GeV2
W : 1565 GeV
ε : 0.8407
Ebeam : 1.9889 GeV
εL: 0.0779 

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
0.25 282 0.3233 0.8743 0.0358
0.35 78 -1.5309 0.7819 0.0975
0.35 270 0.2279 0.919 0.033
0.35 282 -0.7643 0.9157 0.0552
0.45 66 -0.3532 0.8288 0.0369
0.45 78 -0.0746 0.8239 0.0303
0.45 138 -1.4623 0.8235 0.0936
0.45 258 -2.0412 0.6841 0.1273
0.45 270 -0.8135 0.7172 0.0577
0.45 282 0.178 0.6631 0.0319
0.45 294 0.1451 0.796 0.0313
0.55 78 0.6027 0.8867 0.0473
0.55 90 -0.1396 0.9706 0.0312
0.55 114 0.7978 0.8576 0.0569
0.55 210 -0.5945 0.8181 0.0469
0.55 222 -0.5377 0.7372 0.0443
0.55 234 0.6589 0.7378 0.0499
0.55 258 1.7707 0.7374 0.1114
0.55 270 -0.4044 0.688 0.0387
0.55 282 0.344 0.641 0.0365
0.65 102 0.2219 0.812 0.0329
0.65 114 -0.2716 0.8116 0.0342
0.65 126 -0.1228 0.7021 0.0309
0.65 150 -1.0904 0.8162 0.0726
0.65 198 0.5063 0.8338 0.0429
0.65 210 -0.4456 0.7898 0.0404
0.65 222 0.7946 0.7907 0.0567
0.65 234 0.9568 0.6884 0.0653
0.65 270 -1.6699 0.7706 0.1055
0.65 282 0.0721 0.9024 0.0303
0.65 294 0.0153 0.9396 0.03
0.75 66 -0.0825 0.7961 0.0304
0.75 114 0.1947 0.8082 0.0322
0.75 126 0.6757 0.6737 0.0508
0.75 138 1.065 0.7628 0.0712
0.75 150 1.27 0.9393 0.0826
0.75 198 0.3922 0.9046 0.0383
0.75 210 -0.7132 0.8033 0.0526
0.75 222 -0.2183 0.5612 0.0328
0.75 234 -0.0138 0.6571 0.03
0.75 246 0.6562 0.7953 0.0498
0.75 270 -0.0753 0.8135 0.0303
0.75 282 -0.1582 0.6651 0.0315
0.75 294 1.2535 0.6946 0.0817
0.85 102 -1.487 0.752 0.095
0.85 114 -0.4407 0.7923 0.0402
0.85 138 1.4349 0.7388 0.092
0.85 198 -0.0498 0.9661 0.0302
0.85 210 -1.1378 0.627 0.0752
0.85 222 -0.6376 0.6389 0.0489
0.85 234 0.5079 0.6602 0.043
0.85 246 -0.5882 0.5931 0.0466
0.95 114 -1.0482 0.8239 0.0702
0.95 222 -0.1654 0.7515 0.0316
0.95 234 0.5709 0.684 0.0458