RAMAN-SCATTERING IN THE 2-DIMENSIONAL HUBBARD-MODEL

被引:1
|
作者
TOHYAMA, T [1 ]
INOUE, J [1 ]
MAEKAWA, S [1 ]
机构
[1] NAGOYA UNIV, DEPT APPL PHYS, NAGOYA, AICHI 464, JAPAN
关键词
D O I
10.1016/0921-4526(93)90759-Y
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Magnon Raman spectra in the half-filled two-dimensional Hubbard model are calculated by using the exact diagonalization of a square-root 8 x square-root 8 lattice. Theoretical results of the peak positions and relative intensities of the B1, A1 and B2 spectra agree with the observed ones. The frequency dependence of the spectra on the incident light is discussed.
引用
收藏
页码:968 / 970
页数:3
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