搜索结果: 1-14 共查到“物理学 Porous”相关记录14条 . 查询时间(0.093 秒)
Peristaltic flow of a Newtonian fluid through a porous medium in a vertical tube under the effect of a magnetic field
Heat Transfer Magnetic Field Newtonian Fluid Porous Medium Reynolds Number
2015/7/21
In this paper, we studied the effects of heat transfer and magnetic field with peristaltic flow of a viscous incompressible Newtonian fluid through a porous medium in a vertical tube under the assumpt...
Peristaltic flow of a fluid in a porous channel: A study having relevance to flow of bile within ducts in a pathological state
Peristaltic Transport Darcy Number Porosity Velocity Profile Critical Pressure
2011/9/22
Abstract: The paper deals with a theoretical study of the transport of a fluid in a channel, which takes place by the phenomenon of peristalsis. A mathematical analysis of the said problem has been pr...
Disordered, strongly scattering porous materials as miniature multipass gas cells
scattering porous materials miniature multipass gas cells
2010/11/12
Spectroscopic gas sensing is both a commercial success and a rapidly advancing scientific field. Throughout the years, massive efforts have been directed towards improving detection limits by achievi...
Pore-Scale Modeling of Non-Newtonian Flow in Porous Media
Pore-Scale Modeling Non-Newtonian Flow Porous Media
2010/11/12
The thesis investigates the flow of non-Newtonian fluids in porous media using pore-scale network modeling. Non-Newtonian fluids show very complex time and strain dependent behavior and may have initi...
Unsteady Free Convection Flow with Thermal Radiation Past a Vertical Porous Plate with Newtonian Heating
Boundary layer Incompressible Optically thin thermally radiating fluid Unsteady free convection flow
2010/4/8
This paper considers exact solutions of unsteady free convection flow with thermal radiation past a vertical porous plate with Newtonian heating. The technique of Laplace transform was employed in der...
Identification of pore size in porous SiO2 thin film by positron annihilation
Al-Si thin film porous SiO2 thin film positron annihilation
2009/8/14
Positron annihilation lifetime and Doppler broadening of annihilation line techniques have been used to obtain information about the small pore structure and size of porous SiO2 thin film produced by ...
Anomalous Dimension in the Solution of the Modified Porous
Medium Equation
renormalization group asymptotic analysis nonlinear diffusion
equation
2007/8/15
2002Vol.37No.6pp.741-744DOI:
Anomalous Dimension in the Solution of the Modified Porous
Medium Equation
TU Tao,1 CHENG Geng,2,3,4 and LIU Jian-Wei2
1 Laboratory of Quant...
Analysis for the Potential Function of the Digital Microstructure
Image of Porous Media
analytical solutions potential function porous media
digital microstructure image
2007/8/15
2003Vol.40No.4pp.393-394DOI:
Analysis for the Potential Function of the Digital Microstructure
Image of Porous Media
XU You-Sheng,1,2 LIN Ji,1 LI Hua-Mei,1 and WU Feng-Min1
...
A New Numerical Solution of Fluid Flow in Stratigraphic Porous
Media
fluid flow stratigraphic porous media lattice-Boltzmann
method
2007/8/15
2004Vol.41No.6pp.949-952DOI:
A New Numerical Solution of Fluid Flow in Stratigraphic Porous
Media
XU You-Sheng,1,2 LI Hua-Mei,1
GUO Shang-Ping,3 and HUANG Guo-Xiang2
1 D...
Influence of the Current Density and Resistivity on the Optical Properties of P-Type Porous Silicon Thin Films Fabricated by the Electrochemical Anodizing Method
Porous silicon Photoluminescence Optical properties Reflectance Optical absorption
2010/9/29
Porous Silicon thin films were produced in this work by the electrochemical anodizing method. The samples were fabricated anodizing p type Si substrates with different resistivities in hydrofluoric ac...
Stagnation Point Flow and Heat Transfer of a Micropolar Fluid in a Porous Medium
Stagnation point flow Porous medium Fluid mechanics Heat transfer Finite difference
2010/4/9
The steady laminar flow in a porous medium of an incompressible non-Newtonian micropolar fluid impinging on a permeable flat plate with heat transfer is investigated. A numerical solution for the gove...
Rotating Disk Flow With Heat Transfer of a Non Newtonian Fluid in Porous Medium
Rotating disk flow Heat Transfer Porous medium Non-Newtonian fluid
2010/4/9
The steady flow of an incompressible viscous non-Newtonian fluid above an infinite rotating disk in a porous medium is studied with heat transfer. Numerical solutions of the nonlinear differential equ...
Unsteady Flow of a Dusty Conducting Fluid Between Parallel Porous Plates With Temperature Dependent Viscosity
Fluid mechanics magnetohydrodynamics heat transfer transient state two-phase flow dust particles finite differences
2010/4/12
This paper studies unsteady laminar flow of dusty conducting fluid between parallel porous plates with temperature dependent viscosity. The fluid is acted upon by a constant pressure gradient and an e...
An Investigation of Electrical Properties of Porous Silicon
Electrical Properties Porous Silicon
2010/4/16
In this work, electrical properties of porous silicon structures, formed with electrochemical anodization in HF acid solution under two different current densities, were investigated. In these experim...