Document Type

Article

Publication Date

2004

DOI

10.1103/PhysRevLett.93.212001

Publication Title

Physical Review Letters

Volume

93

Issue

21

Pages

1-4

Abstract

We extract the Bjorken integral 𝚪1p-n in the range 0.17 < Q2 <1.10 GeV2 from inclusive scattering of polarized electrons by polarized protons, deuterons, and 3He, for the region in which the integral is dominated by nucleon resonances. These data bridge the domains of the hadronic and partonic descriptions of the nucleon. In combination with earlier measurements at higher Q2, we extract the nonsinglet twist-4 matrix element f2.

Comments

© 2004 The American Physical Society.

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Publisher's version available at: https://doi.org/10.1103/PhysRevLett.93.212001

Original Publication Citation

Deur, A., Bosted, P., Burkert, V., Cates, G., Chen, J. P., Choi, S., ... Yun, J. (2004). Experimental determination of the evolution of the Bjorken integral at low Q². Physical Review Letters, 93(21), 1-4, Article 212001. https://doi.org/10.1103/PhysRevLett.93.212001

ORCID

0000-0003-1582-2376 (Dodge), 0000-0003-2243-6836 (Kuhn)

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