EXISTENCE AND UNIQUENESS OF STONELEY WAVES

被引:39
作者
CHADWICK, P [1 ]
BOREJKO, P [1 ]
机构
[1] VIENNA TECH UNIV, INST ALLGEMEINE MECH, A-1040 VIENNA, AUSTRIA
关键词
INTERFACIAL WAVES; ISOTROPIC ELASTIC MEDIA; LIMITING CURVES; SECULAR EQUATION;
D O I
10.1111/j.1365-246X.1994.tb03960.x
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
The basic existence-uniqueness theory for Stoneley waves propagating along a plane interface between different isotropic elastic media is re-examined, using a matrix formulation of the secular equation. The resulting development is appreciably simpler than previous treatments of the theory. The domain of existence of Stoneley waves and the limiting curves forming its outer boundary are characterized in terms of coordinates beta1(2)/beta2(2) and mu2/mu1 where mu1, mu2 are the shear moduli and beta1, beta2 the speeds of transverse plane waves in the constituent media. The equations of the limiting curves are given explicitly and exemplified numerically.
引用
收藏
页码:279 / 284
页数:6
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