Numerical investigation of oxygen transport in the retinal artery with higher order accuracy by using seven and nine point finite difference technique: a comparative study

2021 ◽  
Vol 96 (5) ◽  
pp. 055209
Author(s):  
Muhammad Raza ◽  
Arshad Riaz ◽  
Abdul Haleem Hamid ◽  
Sami Ullah Khan ◽  
Muhammad Arshad Siddiqui
2004 ◽  
Vol 9 (4) ◽  
pp. 297-306
Author(s):  
J. Dabulytė ◽  
F. Ivanauskas ◽  
V. Skakauskas ◽  
R. Barauskas

In this paper the model of a elastic composite medium which consists of a matrix containing a set of orthotropic crystals with the random orientation of the anisotropy axes is presented. The axes orientation is described by the Gauss distribution. The numerical investigation is proposed for rectangular plate, when the normal strains are given in the one side. Other sides are free of strain. The finite - difference technique is used for model discretization.


2003 ◽  
Vol 8 (1) ◽  
pp. 3-18 ◽  
Author(s):  
R. Baronas ◽  
F. Ivanauskas ◽  
J. Kulys

A mathematical model of amperometric biosensors has been developed to simulate the biosensor response in stirred as well as non stirred solution. The model involves three regions: the enzyme layer where enzyme reaction as well as mass transport by diffusion takes place, a diffusion limiting region where only the diffusion takes place, and a convective region, where the analyte concentration is maintained constant. Using computer simulation the influence of the thickness of the enzyme layer as well the diffusion one on the biosensor response was investigated. The computer simulation was carried out using the finite difference technique.


2001 ◽  
Vol 6 (2) ◽  
pp. 3-14 ◽  
Author(s):  
R. Baronas ◽  
F. Ivanauskas ◽  
I. Juodeikienė ◽  
A. Kajalavičius

A model of moisture movement in wood is presented in this paper in a two-dimensional-in-space formulation. The finite-difference technique has been used in order to obtain the solution of the problem. The model was applied to predict the moisture content in sawn boards from pine during long term storage under outdoor climatic conditions. The satisfactory agreement between the numerical solution and experimental data was obtained.


1972 ◽  
Vol 247 (18) ◽  
pp. 5959-5963
Author(s):  
Gerald L. Klippenstein ◽  
Dee A. Van Riper ◽  
Elizabeth A. Oosterom

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