Connecting scaling with short-range correlations

被引:2
作者
Berardo, D. [1 ]
Barbaro, M. B. [1 ,2 ]
Cenni, R. [3 ]
Donnelly, T. W. [4 ,5 ]
Molinari, A. [1 ,2 ]
机构
[1] Univ Turin, Dipartimento Fis Teor, IT-10125 Turin, Italy
[2] Ist Nazl Fis Nucl, Sez Torino, IT-10125 Turin, Italy
[3] Ist Nazl Fis Nucl, Sez Genova, IT-16146 Genoa, Italy
[4] MIT, Ctr Theoret Phys, Nucl Sci Lab, Cambridge, MA 02139 USA
[5] MIT, Dept Phys, Cambridge, MA 02139 USA
来源
PHYSICAL REVIEW C | 2011年 / 84卷 / 05期
关键词
MOMENTUM DISTRIBUTION; ELECTRON-SCATTERING; MEAN-FIELD; FINITE; DISTRIBUTIONS; ENERGY;
D O I
10.1103/PhysRevC.84.054315
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
We reexamine several issues related to the physics of scaling in electron scattering from nuclei. A basic model is presented in which an assumed form for the momentum distribution having both long-and short-range contributions is incorporated in the single-particle Green's function. From this one can obtain saturation of nuclear matter for an NN interaction with medium-range attraction and short-range repulsion and obtain the density-density polarization propagator and, hence, the electromagnetic response and scaling function. For the latter, the shape of the scaling function and how it approaches scaling as a function of momentum transfer are both explored.
引用
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页数:11
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