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 Wysłany: Nie 2:28, 08 Maj 2011 Temat postu: franklin et marshall Arc -shaped layered canyon _4 |
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Arc -shaped layered canyon waves of plane SH
oZ. ScatteringofplaneSHwaveyacylindricalcanyonsofcircular-arccross-section. SollDy-namEarthqEng, 1994; 13:4 O7-4125CaoH,oakley brasil, LeeVW. ScatteringanddiffractionofplanePwaveycircularcylindricalcanyonswithvariabledepth-to-widthratio. SoilDynamEarthqEng, 1989; 9:141-15O6LeeVW. CaoH. DiffractionofSVwaveycircularcylindricalcanyonsofvariousdepths. JEngMech, AS-CE, 1989; 115:2 O35-2O567AbramowitaM, StegunIA. Handbookofmathematicalfunctions. withformulas. GraphsandMathematicalTa-bles. NewYork: DoverPublisher, 19728TodorovskaMI,imagenes ed hardy, LeeVW. SurfacemotionofshallowcircularalluvialvalleysforincidentplaneSHwaves: ana-lyticalsolution. SoilDynamandEarthqEng, 1991; 4: 】 92-2OOScatteringofPlaneSHWaveyaCircular-ArcLayeredCanyonLiangJianwenZhangYushanGuXiaolu (DepartmentofCivilEngineering,mulberry taske, TianiinUniversityTianiin, 300072) VincentPP (DepartmentofCivilEngineering, UniversityofSouthernCaliforniaLosAngeles, CA90089) AbstractAnanalyticalsolutionfor2-DscatteringofplaneSHwaveyacircular-· arclayeredcanyonisderivedbyFourier-· Besselexpansiontechnique,abercrombie milano, andtheeffectsofalluvialsequence, stiffnessandthicknessofthesoftalluviumarediscussed. Itisshownthatthewavescatteringbyalayeredcanyonisessentiallydifferentwiththatbyasimplecanyon, andthattheexis-tenceofthealluvia, evenifverythin,franklin et marshall, cangreatlyreducethebarriereffectofthecanyon. Thealluvialsequence, stiffnessandthicknessofthesoftalluviumhaveimportanteffectsonthescattering. Keywords: planewaves; SHwaves; scattering; layered; analyticalsolution male first author Jian-Wen Liang , professor, Ph.D. , born in 1965 . Phone : (022) 27404025; E-mail: jwliang @ tj. cnuninet. net
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