热弹性P波在有流体夹层介质中的传播问题及其基本特征

Earthquake(2016)

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Abstract
本文作为基础理论研究,讨论了热弹性P波在有流体夹层介质中的传播问题.研究结果表明:热弹性波在流体夹层的传播中,不仅存在反射波、透射波,而且,还伴随有具有相同传播速度的温度波;且其反射系数、透射系数均为复数,并与介质的物性参数及夹层厚度有关.同时指出反射波、透射波的振幅、位相均受介质的物性参数及夹层厚度的影响.此外,还表明夹层中往返震荡的层间波是一系列正传热弹性波和反传热弹性波的叠加.
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Key words
Thermoelastic wave,Fluid mezzanine,Reflection,Transmission
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