نتایج جستجو برای: free surface displacement

تعداد نتایج: 1157982  

Journal: :SIAM Journal of Applied Mathematics 2009
Darko Volkov

A double layer Green’s tensor for linear elasticity in half space is computed. Traction free conditions on the surface are imposed making this Green’s tensor relevant in geophysics for modeling displacements caused by slips on faults. Past attempts at computing related Green’s tensors are discussed. Applications to computing displacement fields by integration over fault regions or by use of asy...

2003
Michael Doggett

Displacement mapping is a powerful technique for adding detail to three dimensional objects and scenes. While bump mapping gives the appearance of increased surface complexity, displacement mapping actually adds surface complexity resulting in correct silhouettes and no parallax errors. This paper presents the background to displacement mapping, current hardware implementations and how to use t...

Journal: :آب و خاک 0
فاطمهkoorosh vahid کوروش وحید کاظم اسماعیلی محمود فغفور مغربی امین علیزاده بنیامین نقوی

abstract bottom intake is one of the most appropriate systems for diverting discharge in steep rivers. bottom intake with porous media is a new system of diverting discharge which can be replaced by bottom rack intakes. to investigate the hydraulic flow characteristics on diverted discharge of this intake, an experimental model was designed in which the inflow, diverted discharge and remained f...

Journal: :iranian journal of optimization 2010
malik zawwar hussain fareeha saadia maria hussain

the rational cubic function with three parameters has been extended to rational bi-cubic function to visualize the shape of regular convex surface data. the rational bi-cubic function involves six parameters in each rectangular patch. data dependent constraints are derived on four of these parameters to visualize the shape of convex surface data while other two are free to refine the shape of s...

2006
K. M. Liew Yuzhou Sun S. Kitipornchai

This paper considers a 2-D fracture analysis of anisotropic piezoelectric solids by a boundary elementfree method. A traction boundary integral equation (BIE) that only involves the singular terms of order 1/r is first derived using integration by parts. New variables, namely, the tangential derivative of the extended displacement (the extended displacement density) for the general boundary and...

Journal: :فیزیک زمین و فضا 0
اصغر راست بود استادیار، گروه مهندسی نقشه برداری، دانشکده مهندسی عمران، دانشگاه تبریز، تبریز، ایران بهزاد وثوقی دانشیار، گروه مهندسی ژئودزی، دانشکده مهندسی نقشه برداری، دانشگاه صنعتی خواجه نصیرالدین طوسی، تهران، ایران

the scope of this research is to investigate the effect of geometrical and physical input parameters in crustal viscoelastic deformation models. to do this analysis viscoelastic model of wang et al., 2006 is used. the increasing quality of data on time-dependent deformation of the earth's surface can be used to extract more details on the spatial and temporal development of earthquake-rela...

2003
Qihua Yang Christophe Copéret Can Li Jean-Marie Basset

Silica-supported molybdenum surface complexes were prepared by the reaction between (N=)Mo(OtBu)3 and silica via displacement of the tert-butoxy ligands for siloxyls from the silica surface. The structure of the surface molybdenum complexes was well defined by in-situ FT-IR, elemental analysis, H NMR and C CP/MAS NMR techniques. The surface complexes could undergo alcoholysis reaction with CD3O...

2016
Yang Lu Joshua Richard Peterson Erwann Luais John Justin Gooding Nanju Alice Lee

With the ever-increasing use of nanoparticles in immunosensors, a fundamental study on the effect of epitope density is presented herein, with a small molecule epitope, on the performance of the displacement assay format in an enzyme-linked immunosorbent assay (ELISA). Thiolated bisphenol A (BPA) functionalized gold nanoparticles (cysBPAv-AuNPs) and specific anti-BPA antibodies are employed for...

1996
Zhen Cao Rudolph C. Hwa

The effect of surface fluctuation on the observables of quark-hadron phase transition is studied. The Ginzburg-Landau formalism is extended by the inclusion of an extra term in the free energy that depends on the vertical displacements from a flat surface. The probability that a bin has a particular net displacement is determined by lattice simulation, where the physics input is color confineme...

Journal: :J. Comput. Physics 2017
Christelle Lusso Alexandre Ern François Bouchut Anne Mangeney Maxime Farin Olivier Roche

This work is devoted to numerical modeling and simulation of flows of granular materials, with application to geophysical flows such as avalanches and debris flows. We consider an incompressible viscoplastic fluid, described by a rheology with pressure dependent yield stress, in a two-dimensional setting with a free surface. The regularization method is used to deal with the singularity of the ...

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