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Measurement E182M1

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Experiment: Measurement of the Proton Spin Structure at Long Distances, 2021

Spokespersons: X. Zheng et al. (CLAS Collaboration)

Publication:

Quantity measured: g1,
Polarized inclusive structure function
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: inclusive, polarization: none

Q2 : 0.012 GeV2
W : 1.11 — 1.47 GeV

Observable quantity measured (Y axis): g1,
Plot measurement data

Parameter (X axis): W,

Click here to get data in text file, delimited with tabs.

Measured data:

W g1 Data errors Systematic errors
1.11 0.1153 0.0898 0.0133
1.13 -0.0852 0.1148 0.0212
1.15 -0.1076 0.1197 0.0215
1.17 -0.2045 0.1168 0.0208
1.19 -0.7447 0.136 0.0381
1.21 -0.6129 0.1437 0.0344
1.23 -0.9118 0.1399 0.0365
1.25 -0.5379 0.1361 0.0467
1.27 -0.1995 0.1337 0.0283
1.29 -0.1259 0.1405 0.0247
1.31 -0.3156 0.1331 0.0381
1.33 0.2404 0.1339 0.0452
1.35 -0.1214 0.1509 0.0529
1.37 0.1028 0.1634 0.0409
1.39 -0.1766 0.1855 0.0368
1.41 0.0515 0.2063 0.0206
1.43 -0.319 0.2273 0.0192
1.45 -0.2744 0.2501 0.045
1.47 -0.1152 0.4667 0.1508