نتایج جستجو برای: 3d numerical modeling

تعداد نتایج: 856599  

Journal: :Journal of computational physics 2016
Yue Yu Paris Perdikaris George E. Karniadakis

We develop efficient numerical methods for fractional order PDEs, and employ them to investigate viscoelastic constitutive laws for arterial wall mechanics. Recent simulations using one-dimensional models [1] have indicated that fractional order models may offer a more powerful alternative for modeling the arterial wall response, exhibiting reduced sensitivity to parametric uncertainties compar...

Journal: :journal of industrial engineering, international 2007
h schjær-jacobsen

representation and modeling of economic uncertainty is addressed by different modeling methods, namely stochastic variables and probabilities, interval analysis, and fuzzy numbers, in particular triple estimates. fo-cusing on discounted cash flow analysis numerical results are presented, comparisons are made between alter-native modeling methods, and characteristics of the methods are discussed.

2000
C. E. BENNETT Dale W. Wilson Leslie E. Bailey Clifford E. Bennett

he capability to develop prototype hardware systems is improving steadily as computer technology is dramatically enhancing design, fabrication processes, and tools. Designers now make extensive use of sophisticated 3D solid modeling programs to visualize design concepts, perform engineering analysis, and communicate detailed design data through networked file transfers. Numerically controlled c...

Journal: :journal of biomedical physics and engineering 0
k ghazikhanlou-sani 1phd student of medical physics, tarbiat modares university, medical physics department, tehran, iran smp firoozabadi 2professor of biomedical engineering, tarbiat modares university, medical physics department, tehran, iranسازمان اصلی تایید شده: دانشگاه تربیت مدرس (tarbiat modares university) l agha-ghazvini assistant professor of radiology, department of radiology, school of medicine and shariati hospital, tehran university oسازمان اصلی تایید شده: دانشگاه تربیت مدرس (tarbiat modares university) h mahmoodzadeh assistant professor of general surgery, imam khomeini hospital, tehran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

introduction: there is many ways to assessing the electrical conductivity anisotropy of a tumor. applying the values of tissue electrical conductivity anisotropy is crucial in numerical modeling of the electric and thermal field distribution in electroporation treatments. this study aims to calculate the tissues electrical conductivity anisotropy in patients with sarcoma tumors using diffusion ...

2014
Siegfried Selberherr

This contribution is intended to present highlights of the state of the art in numerical process and device modeling. Special emphasis will be put on three-dimensional simulation for submicron applications. As one particular example results for ion implantation into a three-dimensional trench are presented. The recent refinements to carrier transport models in semiconductor devices are discusse...

ژورنال: ژئومکانیک نفت 2019

In this paper two new approaches for building 3D Geomechanical Earth Model (GEM) were introduced. The first method is a hybrid of geostatistical estimators, Bayesian inference, Markov chain and Monte Carlo, which is called Model Based Geostatistics (MBG). It has utilized to achieve more accurate geomechanical model and condition the model and parameters of variogram. The second approach is the ...

Journal: Journal of Tethys 2017

This paper addresses the application of integrated chargeability and resistivity method and grade data in modeling and evaluation of copper deposits. We argue that the relationship between IP, Rs and grade data may be used for modeling and reserve estimation and tested this argument for Sarbisheh copper deposit that is located in eastern Iran. Geology and mineralization situation of Sarbisheh d...

Journal: :annals of military and health science research 0
محمد حسین لشکری mohammad hossein lashkari 1department of surgery, aja university of medical sciences, tehran, iran.دانشگاه علوم پزشکی آجا کامبیز کنگرلو kambiz kangarlou amir kabir university of technologyدانشگاه صنعتی امیرکبیر محمد تفضلی شادپور mohammad tafazzoli- shadpour amir kabir university of technologyدانشگاه صنعتی امیرکبیر

purpose: since explosive blasts continue to cause casualties in both civil and military environments, there is a need for an understanding of the mechanisms of blast trauma at the human organ level, plus a more detailed predictive methodology. the primary goal of this research was to develop a finite element model capable of predicting primary blast injury to the lung so as to assist in the dev...

2013
James Andrews

User-Guided Inverse 3D Modeling

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