CLAS Physics Database

Measurement E182M35

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: 0.059 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 0.0597 0.045
1.13 -0.0199 0.0512
1.15 -0.0987 0.0554
1.17 -0.3687 0.0551
1.19 -0.5707 0.0546
1.21 -0.8014 0.0573
1.23 -0.6243 0.0536
1.25 -0.4069 0.0502
1.27 -0.2635 0.0458
1.29 -0.1239 0.0423
1.31 -0.1084 0.04
1.33 -0.0305 0.0393
1.35 -0.0222 0.0415
1.37 -0.0745 0.0421
1.39 -0.0804 0.0422
1.41 0.0093 0.0432
1.43 -0.1187 0.0457
1.45 -0.1936 0.0549
1.47 -0.1431 0.0666
1.49 -0.0429 0.0685
1.51 -0.1153 0.0712
1.53 -0.0964 0.0747
1.55 -0.2058 0.0753
1.57 -0.102 0.0779
1.59 -0.0332 0.082
1.61 -0.0425 0.0853
1.63 -0.057 0.1128
1.65 -0.0989 0.2615
1.67 -0.2473 0.2808
1.69 -0.4323 0.2694
1.71 -0.0883 0.3093
1.73 -0.1007 0.3306
1.75 0.1558 0.3038
1.77 -0.2271 0.316
1.79 0.1007 0.3213
1.81 0.4862 0.365
1.83 -0.3101 0.374
1.85 0.0594 0.4145
1.87 -0.5723 0.4472
1.89 -0.3301 0.4468
1.91 -0.2933 0.4806
1.93 -0.3247 0.8606