Neutron spin structure and the extended GDH sum rule at low Q[sup 2]

2001 ◽  
Author(s):  
Todd Averett
2003 ◽  
Vol 18 (02n06) ◽  
pp. 272-281
Author(s):  
R. GILMAN

Several experiments at Jefferson Lab Hall A have used a polarized 3He target for studying the spin structure of the neutron. Measurements have been published for the neutron magnetic form factor, and are being published for the extended Gerasimov-Drell-Hearn sum rule. The [Formula: see text] asymmetry and the [Formula: see text] structure function have been measured above the resonance region. Further measurements in the resonance region will be performed in the near future.


2018 ◽  
Vol 27 (08) ◽  
pp. 1850071
Author(s):  
F. Teimoury Azadbakht ◽  
G. R. Boroun ◽  
B. Rezaei

In this paper, the polarized neutron structure function [Formula: see text] in the [Formula: see text] nucleus is investigated and an analytical solution based on the Laplace transform method for [Formula: see text] is presented. It is shown that the neutron spin structure function can be extracted directly from the polarized nuclear structure function of [Formula: see text]. The nuclear corrections due to the Fermi motion of the nucleons as well as the binding energy considerations are taken into account within the framework of the convolution approach and the polarized structure function of [Formula: see text] nucleus is expressed in terms of the spin structure functions of nucleons and the light-cone momentum distribution of the constituent nucleons. Then, the numerical results for [Formula: see text] are compared with experimental data of the SMC and HERMES collaborations. We found that there is an overall good agreement between the theory and experiments.


1996 ◽  
Vol 54 (11) ◽  
pp. 6620-6650 ◽  
Author(s):  
P. L. Anthony ◽  
R. G. Arnold ◽  
H. R. Band ◽  
H. Borel ◽  
P. E. Bosted ◽  
...  

2005 ◽  
Vol 20 (08n09) ◽  
pp. 2006-2009
Author(s):  
R. GILMAN

I briefly review some of the interesting recent results on neutron spin structure that have been obtained using the Jefferson Lab Hall A facility with a polarized 3 He target.


2009 ◽  
Author(s):  
P. Solvignon ◽  
Jian-Ping Chen ◽  
Karl Slifer ◽  
Wally Melnitchouk

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