CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E182M5

You are not logged in.

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 : 0.0244 GeV2
W : 1.11 — 1.63 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 0.0048 0.0339 0.009
1.13 0.059 0.0366 0.0141
1.15 -0.0939 0.0441 0.0226
1.17 -0.2115 0.0478 0.0329
1.19 -0.404 0.0507 0.0263
1.21 -0.5645 0.0521 0.0181
1.23 -0.5951 0.0522 0.0335
1.25 -0.4508 0.0538 0.0442
1.27 -0.3178 0.0536 0.0304
1.29 -0.1447 0.0545 0.034
1.31 -0.1045 0.0552 0.0325
1.33 0.0101 0.058 0.0424
1.35 -0.0951 0.0586 0.0526
1.37 -0.0287 0.0574 0.0509
1.39 -0.0242 0.0599 0.0421
1.41 -0.1948 0.0672 0.0261
1.43 -0.1913 0.0729 0.0326
1.45 -0.2158 0.0804 0.017
1.47 -0.102 0.1029 0.0353
1.49 -0.2736 0.1121 0.0688
1.51 -0.1202 0.122 0.0557
1.53 -0.3085 0.1334 0.0393
1.55 -0.2843 0.1386 0.0273
1.57 -0.0889 0.1412 0.0765
1.59 0.018 0.1506 0.053
1.61 -0.1934 0.1734 0.0436
1.63 -0.243 0.2361 0.2025