CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1450

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 : 0.1435 GeV2
W : 1235 GeV
ε : 0.8817
Ebeam : 1.3383 GeV
εL: 0.717 

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
0.35 282 -0.0125 0.6643 0.03
0.45 270 0.2277 0.6175 0.033
0.45 282 0.558 0.5286 0.0449
0.45 294 1.0523 0.6202 0.0698
0.55 270 -0.4758 0.5425 0.0414
0.55 282 0.0431 0.4951 0.0301
0.55 294 -0.2301 0.6298 0.033
0.65 258 0.1969 0.5197 0.0322
0.65 270 -0.4281 0.423 0.0395
0.65 282 0.4531 0.4851 0.0405
0.65 294 -0.4634 0.5758 0.0409
0.75 246 -0.1621 0.5623 0.0315
0.75 258 -0.4469 0.619 0.0402
0.75 270 0.6556 0.4699 0.0494
0.75 282 0.2033 0.4454 0.0324
0.75 294 0.4687 0.4869 0.0411
0.85 90 0.6416 0.6572 0.0488
0.85 102 0.5655 0.5744 0.0453
0.85 114 -0.1622 0.4817 0.0315
0.85 126 1.0468 0.507 0.0695
0.85 138 0.3024 0.5712 0.035
0.85 246 1.0396 0.5648 0.0692
0.85 258 0.1409 0.6063 0.0312
0.85 270 0.3893 0.5249 0.038
0.85 282 -0.2706 0.5377 0.0341
0.95 90 -0.0036 0.5393 0.03
0.95 102 0.8914 0.4687 0.0613
0.95 114 0.8618 0.4681 0.0597
0.95 126 -0.3911 0.5057 0.0381
0.95 138 -0.1664 0.4435 0.0316
0.95 150 0.1366 0.5502 0.0311
0.95 162 0.2534 0.5065 0.0336
0.95 174 -0.0048 0.5008 0.03
0.95 186 0.1049 0.5183 0.0307
0.95 198 0.2435 0.4563 0.0334
0.95 210 0.3329 0.5437 0.036
0.95 222 -0.5198 0.6126 0.0432
-0.05 42 -1.9081 1.9081 0.1149
0.45 270 -0.1795 0.7493 0.0318
0.45 282 -0.0704 0.6854 0.0303
0.45 294 -0.4552 0.6746 0.04
0.55 270 -0.3794 0.6521 0.0372
0.55 282 -0.96 0.5402 0.0634
0.55 294 0.0093 0.7285 0.03
0.65 258 -0.7896 0.6313 0.0548
0.65 270 -0.3514 0.568 0.0363
0.65 282 1.7785 1.7785 0.1077
0.75 246 0.8208 0.7177 0.0564
0.75 258 0.1853 0.6492 0.0319
0.75 270 -0.0158 0.6968 0.03
0.75 282 -0.1023 0.6748 0.0306
0.75 294 -0.8743 0.5476 0.059
0.85 90 0.4307 0.8548 0.0391
0.85 102 0.5792 0.8616 0.0451
0.85 114 0.2182 0.7116 0.0326
0.85 126 -0.1905 0.6012 0.032
0.85 138 -0.1576 0.835 0.0314
0.85 150 0.8974 0.7447 0.0602
0.85 258 -0.4023 0.6839 0.038
0.85 270 0.2613 0.6483 0.0336
0.85 282 0.7019 0.7075 0.0507
0.95 102 1.6227 1.6227 0.099
0.95 114 0.285 0.7059 0.0343
0.95 126 0.5387 0.6094 0.0434
0.95 138 -0.9984 0.529 0.0653
0.95 150 1.0809 0.6116 0.0696
0.95 162 0.1165 0.6779 0.0308
0.95 174 1.2659 0.4079 0.0795