CLAS Physics Database

Measurement E182M34

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: 0.0494 GeV2
W: 1.11 — 1.93 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 0.0826 0.0443
1.13 0.0268 0.0518
1.15 -0.0572 0.0533
1.17 -0.3418 0.054
1.19 -0.5399 0.0563
1.21 -0.7553 0.0554
1.23 -0.5683 0.0532
1.25 -0.4457 0.0496
1.27 -0.2509 0.0466
1.29 -0.1585 0.0437
1.31 -0.0597 0.042
1.33 -0.043 0.0414
1.35 -0.0285 0.0427
1.37 -0.0932 0.0439
1.39 0.0301 0.045
1.41 -0.0262 0.0475
1.43 -0.1181 0.0522
1.45 -0.0476 0.055
1.47 -0.1876 0.0701
1.49 -0.0842 0.0739
1.51 -0.2146 0.0763
1.53 -0.0617 0.0768
1.55 -0.1745 0.0823
1.57 -0.1206 0.0877
1.59 -0.0819 0.0921
1.61 -0.1087 0.0982
1.63 -0.1134 0.147
1.65 0.2689 0.3208
1.67 -1.1749 0.3231
1.69 -0.2075 0.3258
1.71 -0.8133 0.313
1.73 0.0235 0.3234
1.75 0.0555 0.3524
1.77 -0.5336 0.3959
1.79 -0.8279 0.415
1.81 -0.1389 0.446
1.83 -0.1765 0.4452
1.85 -0.2532 0.5279
1.87 0.4193 0.5644
1.89 1.0896 0.571
1.91 -0.4528 0.595
1.93 0.0864 1.0521