CLAS Physics Database

Measurement E182M30

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: 0.0244 GeV2
W: 1.11 — 1.63 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 -0.0105 0.0541
1.13 0.0633 0.0542
1.15 -0.1552 0.0615
1.17 -0.2937 0.0632
1.19 -0.5193 0.0645
1.21 -0.6941 0.0641
1.23 -0.7155 0.0626
1.25 -0.5339 0.0631
1.27 -0.3732 0.0616
1.29 -0.1724 0.0616
1.31 -0.1259 0.0616
1.33 0.0006 0.0639
1.35 -0.1144 0.064
1.37 -0.0425 0.0621
1.39 -0.0387 0.0643
1.41 -0.222 0.0716
1.43 -0.2187 0.0773
1.45 -0.2448 0.0849
1.47 -0.1255 0.1081
1.49 -0.3032 0.1172
1.51 -0.1388 0.1272
1.53 -0.3325 0.1385
1.55 -0.3049 0.1435
1.57 -0.1008 0.1458
1.59 0.0116 0.1552
1.61 -0.2041 0.1783
1.63 -0.2534 0.2424