2d diffusion simulation, GUI

Version 1.0.0.0 (8.6 KB) by Maxim Vedenyov
points with random step each frame of time
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1.7K Downloads
Updated 7 Dec 2011

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http://simulations.narod.ru/
The diffusion is simulated as set of points with random step each frame of time. Looks like brownian motion.
Step of point can be estimated from diffusion equation:
dn/dt=D*(d2n/dx2+d2n/dx2)
then approximately:
1/dt=D/dx^2
dx=sqrt(D*dt)
dt - time step
D - diffusion coefficient
dx - step of point

Cite As

Maxim Vedenyov (2026). 2d diffusion simulation, GUI (https://in.mathworks.com/matlabcentral/fileexchange/34103-2d-diffusion-simulation-gui), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2010a
Compatible with any release
Platform Compatibility
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Version Published Release Notes
1.0.0.0