CLAS Physics Database

Measurement E182M2

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: g1
Q2: 0.0143 GeV2
W: 1.11 — 1.47 GeV
Publication:
X. Zheng et al. (CLAS Collaboration) Measurement of the Proton Spin Structure at Long Distances //

Measurement data
W g1 uncertainty syst. uncert.
1.11 0.1091 0.0844 0.0219
1.13 0.0561 0.0827 0.0214
1.15 -0.069 0.0976 0.0201
1.17 -0.134 0.1082 0.0171
1.19 -0.6508 0.1204 0.0282
1.21 -0.5459 0.1174 0.0148
1.23 -0.6451 0.1186 0.0373
1.25 -0.5244 0.1153 0.0322
1.27 -0.3578 0.1144 0.0283
1.29 -0.2838 0.1176 0.032
1.31 -0.0405 0.1022 0.0328
1.33 -0.1098 0.1175 0.0385
1.35 0.0208 0.1271 0.0512
1.37 -0.086 0.1299 0.0591
1.39 -0.1873 0.1445 0.0923
1.41 -0.1224 0.1575 0.0289
1.43 -0.059 0.1906 0.0257
1.45 -0.3219 0.2353 0.0399
1.47 0.4224 0.4273 0.2431