CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1895

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 : 0.0593 GeV2
W : 1625 GeV
ε : 0.8011
Ebeam : 1.9889 GeV
εL: 0.0505 

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
0.35 78 0.3651 1.0308 0.0373
0.35 90 1.4673 0.9118 0.0938
0.35 282 -0.387 0.7052 0.0381
0.45 78 0.3468 0.8168 0.0366
0.45 126 2.0362 0.8206 0.127
0.45 270 -2.1585 0.6582 0.1342
0.45 282 -0.5528 0.7984 0.045
0.45 294 1.112 0.8771 0.0738
0.55 126 -0.2016 0.9862 0.0324
0.55 210 -1.205 0.8333 0.0789
0.55 222 -1.1805 0.8015 0.0776
0.55 258 2.0498 0.6695 0.1278
0.55 270 -0.8738 0.6778 0.0609
0.55 282 0.3693 0.8403 0.0374
0.65 78 -0.0085 0.9581 0.03
0.65 114 0.5687 0.8708 0.0457
0.65 126 -0.9979 0.7967 0.0675
0.65 138 0.1122 0.804 0.0308
0.65 150 0.5046 0.9221 0.0428
0.65 198 -0.4768 0.7526 0.0416
0.65 210 0.2145 0.8024 0.0327
0.65 222 0.976 0.6875 0.0663
0.65 258 -0.039 0.9197 0.0301
0.65 294 -0.2805 0.6919 0.0345
0.75 66 -1.716 0.711 0.1082
0.75 78 0.6671 0.8741 0.0503
0.75 126 -0.9357 0.8617 0.0641
0.75 138 0.8943 0.8657 0.0619
0.75 198 -1.0379 0.836 0.0697
0.75 210 -1.0023 0.7507 0.0677
0.75 222 -0.8438 0.6204 0.0593
0.75 234 -1.4217 0.7516 0.0912
0.75 270 -1.0213 0.5991 0.0688
0.75 282 -0.2242 0.6828 0.0329
0.75 294 -0.3069 0.9205 0.0353
0.85 102 0.2431 0.701 0.0334
0.85 114 0.2976 0.6482 0.035
0.85 126 -0.771 0.7356 0.0555
0.85 198 1.2653 0.8442 0.0823
0.85 210 -0.4076 0.6745 0.0389
0.85 222 0.657 0.6935 0.0499
0.85 234 -0.5696 0.707 0.0457
0.85 246 -1.7954 0.7837 0.1129