CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1880

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 : 1595 GeV
ε : 0.8195
Ebeam : 1.9889 GeV
εL: 0.0679 

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
0.35 270 0.8821 0.826 0.0613
0.35 282 0.5604 0.8047 0.0453
0.45 78 0.9344 0.8842 0.0641
0.45 126 -0.1411 0.9972 0.0312
0.45 270 0.5826 0.7144 0.0463
0.45 282 -0.3596 0.8935 0.0371
0.55 114 0.9742 0.9232 0.0662
0.55 126 -1.6671 0.785 0.1054
0.55 210 -0.398 0.9556 0.0385
0.55 258 0.3268 0.9388 0.0359
0.55 270 -1.2488 0.8139 0.0814
0.55 282 0.1314 0.802 0.031
0.65 114 1.8148 0.7068 0.114
0.65 126 -0.6997 0.8177 0.0519
0.65 138 -1.4833 0.6983 0.0948
0.65 210 -1.3276 0.764 0.0859
0.65 234 -1.0403 0.7768 0.0698
0.65 282 1.4275 0.7594 0.0916
0.65 294 -0.214 0.8073 0.0327
0.75 66 -1.213 0.8674 0.0794
0.75 126 -1.0811 0.8701 0.0721
0.75 138 0.2471 0.7451 0.0335
0.75 198 -1.4496 0.7501 0.0928
0.75 210 0.6814 0.9158 0.051
0.75 222 -0.7293 0.732 0.0534
0.75 234 0.8333 0.7254 0.0587
0.75 246 0.4195 0.8132 0.0393
0.75 270 -0.446 0.776 0.0404
0.75 282 -1.0622 0.7065 0.071
0.75 294 -1.1406 0.6539 0.0753
0.85 102 -0.2058 0.7581 0.0325
0.85 114 -0.2591 0.8925 0.0339
0.85 126 0.4894 0.9563 0.0422
0.85 198 0.2541 0.8544 0.0337
0.85 210 -0.8162 0.6985 0.0578
0.85 222 -0.7465 0.6553 0.0543
0.85 234 -1.4071 0.6257 0.0904
0.85 246 -2.0541 0.6562 0.128
0.95 234 0.8033 0.7789 0.0572
0.95 246 -0.1541 0.7976 0.0314