CLAS Physics Database

Measurement E182M36

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: 0.0705 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 -0.018 0.0512
1.13 -0.126 0.0497
1.15 -0.2084 0.0534
1.17 -0.35 0.055
1.19 -0.581 0.0563
1.21 -0.7298 0.057
1.23 -0.662 0.0512
1.25 -0.4049 0.0469
1.27 -0.319 0.045
1.29 -0.1336 0.0437
1.31 -0.1301 0.0411
1.33 -0.0483 0.0384
1.35 0.0047 0.0366
1.37 -0.042 0.0394
1.39 -0.0436 0.0411
1.41 -0.0479 0.0438
1.43 -0.0811 0.0494
1.45 -0.0993 0.0568
1.47 0.0061 0.0605
1.49 -0.0155 0.0658
1.51 -0.1029 0.0678
1.53 -0.0566 0.0689
1.55 -0.0204 0.071
1.57 -0.0069 0.0704
1.59 0.0487 0.0714
1.61 -0.1187 0.0781
1.63 -0.3318 0.2353
1.65 -0.4375 0.2626
1.67 -0.6989 0.2756
1.69 -0.5042 0.2811
1.71 -0.5073 0.292
1.73 -0.142 0.2571
1.75 -0.2584 0.2888
1.77 -0.3702 0.2706
1.79 -0.1995 0.2977
1.81 0.172 0.3065
1.83 0.0123 0.3241
1.85 -0.4334 0.3739
1.87 -0.0066 0.382
1.89 -0.014 0.4387
1.91 0.1625 0.5078
1.93 0.8033 0.7427