CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1850

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 : 0.0844 GeV2
W : 1535 GeV
ε : 0.8547
Ebeam : 1.9889 GeV
εL: 0.1044 

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 66 -0.5434 0.9182 0.0445
0.25 294 0.4652 0.836 0.0412
0.35 66 -0.3689 0.8954 0.0374
0.35 78 -0.2093 0.7231 0.0326
0.35 270 -0.4476 0.7842 0.0404
0.35 282 0.165 0.7008 0.0316
0.35 294 -1.1844 0.7666 0.0778
0.45 66 -0.1081 0.9032 0.0307
0.45 78 -1.0388 0.8131 0.0697
0.45 126 1.023 0.8416 0.0689
0.45 258 -0.4023 0.8441 0.0387
0.45 270 0.853 0.6188 0.0598
0.45 282 -0.5653 0.6827 0.0455
0.45 294 0.6545 0.6693 0.0497
0.55 78 0.0926 0.8141 0.0305
0.55 114 -1.7196 0.7002 0.1084
0.55 126 -0.5595 0.7271 0.0453
0.55 138 -0.574 0.9651 0.0459
0.55 150 0.2892 1.0233 0.0347
0.55 210 0.7281 0.8963 0.0534
0.55 222 0.4477 0.7387 0.0404
0.55 234 -0.0932 0.7863 0.0305
0.55 258 1.3104 0.7247 0.0849
0.55 270 -1.05 0.6661 0.0703
0.55 282 0.24 0.6653 0.0333
0.55 294 0.0312 0.8467 0.0301
0.65 66 0.0116 0.8433 0.03
0.65 78 -0.9502 0.9193 0.0649
0.65 102 0.6963 0.872 0.0518
0.65 114 -0.7502 0.6911 0.0545
0.65 126 0.6814 0.6916 0.051
0.65 138 0.3412 0.713 0.0364
0.65 150 -1.3363 0.7837 0.0864
0.65 198 -1.3905 0.7943 0.0894
0.65 222 -0.4998 0.6119 0.0426
0.65 234 0.8507 0.6846 0.0596
0.65 246 -0.4773 0.7545 0.0417
0.65 282 1.1909 0.8931 0.0781
0.65 294 0.4661 0.6996 0.0412
0.65 306 0.4148 0.8122 0.0391
0.75 66 -0.3613 0.8864 0.0371
0.75 102 0.6162 0.8311 0.0479
0.75 114 0.219 0.6702 0.0328
0.75 126 0.2996 0.6269 0.0351
0.75 138 0.1313 0.6876 0.031
0.75 150 -0.467 0.8011 0.0412
0.75 162 -0.2832 0.9211 0.0346
0.75 198 -1.5342 0.8079 0.0977
0.75 210 -0.5272 0.7608 0.0438
0.75 222 0.3047 0.5786 0.0352
0.75 234 -0.2178 0.4822 0.0328
0.75 246 -0.5494 0.6087 0.0448
0.75 282 -0.694 0.6629 0.0517
0.75 294 0.6272 0.7014 0.0484
0.85 90 0.7698 0.7889 0.0555
0.85 102 -0.5023 0.7281 0.0427
0.85 114 -0.125 0.8348 0.0309
0.85 126 0.379 0.8161 0.0378
0.85 138 -0.9819 0.8943 0.0666
0.85 198 1.3008 0.732 0.0843
0.85 210 -1.045 0.6092 0.0701
0.85 222 -0.2338 0.6053 0.0332
0.85 234 0.0238 0.538 0.03
0.85 246 0.5812 0.6348 0.0463
0.85 258 -0.5836 0.858 0.0464
0.95 114 0.0519 0.8261 0.0302
0.95 126 -1.2597 0.7272 0.082
0.95 222 0.3627 0.671 0.0372
0.95 234 -0.2888 0.6465 0.0347
0.95 246 -0.5354 0.5915 0.0442
0.95 258 0.7407 0.733 0.054