CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1150

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: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.1205 GeV2
W : 1745 GeV
ε : 0.8689
Ebeam : 2.999 GeV
εL: 0.0706 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
0.25 78 0.7229 1.0034 0.0608
0.35 78 -0.5774 0.8163 0.0518
0.35 270 3.1309 3.1309 0.2308
0.35 282 1.0588 0.8584 0.083
0.45 114 -0.8498 0.8083 0.069
0.45 270 -0.5892 0.7141 0.0525
0.55 54 0.0483 0.9404 0.0302
0.55 102 -0.1752 0.8656 0.0326
0.55 114 0.1506 0.7815 0.032
0.55 126 -0.3851 0.7015 0.0411
0.55 138 -1.0596 0.7668 0.0831
0.55 186 1.6433 1.0481 0.1238
0.55 198 -0.4911 0.8799 0.0468
0.55 210 0.7839 1.0234 0.0647
0.55 222 2.1787 1.0118 0.162
0.55 270 -0.0469 0.8134 0.0302
0.65 54 0.7077 0.8019 0.0598
0.65 114 0.1028 0.6709 0.0309
0.65 126 -0.801 0.671 0.0658
0.65 138 0.1468 0.8475 0.0319
0.65 150 -0.9976 0.8111 0.0788
0.65 198 0.8756 0.8373 0.0707
0.65 210 1.4552 0.8829 0.1105
0.65 222 0.6856 0.8215 0.0584
0.65 270 1.9918 0.9765 0.1486
0.65 282 0.3198 0.7487 0.038
0.65 294 -0.0378 0.7305 0.0301
0.75 90 0.8532 0.9072 0.0692
0.75 102 -0.1299 0.7402 0.0315
0.75 114 -1.785 0.5534 0.1339
0.75 126 0.673 1.0491 0.0576
0.75 138 -1.2551 0.7542 0.0965
0.75 150 -0.8381 0.7133 0.0682
0.75 174 0.4167 0.9723 0.0428
0.75 198 -0.4144 0.7155 0.0426
0.75 210 0.3872 0.7655 0.0412
0.75 222 0.3251 0.7956 0.0383
0.75 234 0.6706 0.7349 0.0575
0.75 246 -0.3412 0.8379 0.039
0.75 258 -0.3487 0.863 0.0394
0.75 270 -0.4601 0.6141 0.0451
0.75 282 -0.2703 0.5774 0.0359
0.75 294 -0.9493 0.5821 0.0756
0.85 78 0.5942 0.9137 0.0528
0.85 90 0.7102 0.6119 0.06
0.85 102 -0.4053 0.54 0.0422
0.85 114 0.0214 0.584 0.03
0.85 126 0.2081 0.6866 0.0336
0.85 138 1.3515 0.9655 0.1032
0.85 162 -0.1912 0.8306 0.0331
0.85 174 -0.3002 0.6388 0.0372
0.85 186 0.7911 0.6651 0.0651
0.85 198 1.1574 0.6895 0.0898
0.85 210 0.6525 0.6186 0.0563
0.85 222 0.5689 0.6136 0.0513
0.85 234 0.0409 0.6449 0.0301
0.85 246 -0.2207 0.7003 0.0341
0.85 258 0.1673 0.9063 0.0324
0.85 270 0.1989 0.8969 0.0333
0.95 102 -0.5321 0.6988 0.0491
0.95 186 1.9754 0.9596 0.1475
0.95 198 0.1368 0.7531 0.0316
0.95 210 -0.587 0.5058 0.0524
0.95 222 0.1435 0.644 0.0318
0.95 234 -0.0777 0.6744 0.0305
0.95 246 1.1788 0.8541 0.0912