Physical nature of critical modes in Fibonacci quasicrystals

被引:68
作者
Maciá, E [1 ]
机构
[1] Univ Complutense Madrid, Fac Fis, Dept Fis Mat, GISC, E-28040 Madrid, Spain
来源
PHYSICAL REVIEW B | 1999年 / 60卷 / 14期
关键词
D O I
10.1103/PhysRevB.60.10032
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report on the possibility of modulating the transport properties of critical normal modes in Fibonacci quasicrystals by using the mass ratio as a tuning parameter. The relationship between the spatial structure and the transport properties of these modes is studied analytically in terms of the transmission and Lyapunov coefficients. Power spectrum analysis of the critical modes indicates a complex modulated structure in agreement with previous experimental results, [S0163-1829(99)11337-7].
引用
收藏
页码:10032 / 10036
页数:5
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