CLAS Physics Database

Measurement E182M40

Experiment: Measurement of the Proton Spin Structure at Long Distances
Year: 2021
Spokesperson: X. Zheng et al. (CLAS Collaboration)
Reaction: ep → inclusive
Polarization: beam, target (longitudinal)
Quantity: A1·F1
Q2: 0.143 GeV2
W: 1.11 — 2.03 GeV
Publication:
X. Zheng et al. (CLAS Collaboration) Measurement of the Proton Spin Structure at Long Distances //

Measurement data
W A1·F1 uncertainty
1.11 0.0965 0.0657
1.13 -0.0361 0.0758
1.15 -0.0569 0.0692
1.17 -0.2929 0.0562
1.19 -0.6489 0.0722
1.21 -0.6568 0.0665
1.23 -0.6681 0.0596
1.25 -0.3283 0.0523
1.27 -0.2941 0.0465
1.29 -0.2265 0.0431
1.31 -0.1032 0.0402
1.33 -0.0129 0.0392
1.35 -0.0291 0.0412
1.37 -0.0242 0.0434
1.39 -0.047 0.0451
1.41 -0.0002 0.0488
1.43 0.0413 0.0592
1.45 -0.0491 0.0686
1.47 -0.1385 0.0826
1.49 -0.0987 0.0705
1.51 -0.0272 0.0672
1.53 0.0667 0.0748
1.55 -0.0416 0.0807
1.57 0.0057 0.0815
1.59 -0.0628 0.0815
1.61 -0.0058 0.0997
1.63 -0.0822 0.0957
1.65 0.0064 0.1023
1.67 -0.1163 0.0973
1.69 -0.0607 0.1
1.71 -0.2637 0.0981
1.73 0.0392 0.098
1.75 -0.146 0.0986
1.77 -0.0608 0.1016
1.79 -0.081 0.0982
1.81 -0.0982 0.1028
1.83 -0.2162 0.1048
1.85 -0.081 0.109
1.87 -0.0471 0.1034
1.89 -0.0095 0.1222
1.91 -0.1535 0.1328
1.93 -0.112 0.136
1.95 -0.0151 0.1387
1.97 -0.0503 0.1509
1.99 0.1734 0.1596
2.01 0.1125 0.1584
2.03 0.0563 0.3259