Thermal Expansion Aluminum

Based on simple contraction/expansion rules, accordingly to weights given in matrices, which in turn coordinate random generation process for the plotted coloured points on screen, a simple Sierpinsky Triangle generation algorithm has been extended, giving in the result new formulas. And these...

This program calculates and plot the Microorganism population through the time.

InsertHeader Adds a template to the top of current file in editor for documentation. InsertHeader('filename') Example InsertHeader('InsertHeader') added the current header information to this file. NOTE: THIS CANNOT BE UNDONE! THE FIRST TIME YOU USE THIS, PLEASE HAVE A BACK UP COPY OF THE FILE IN...


Platforms: Matlab

Application for modeling and analysis of stationary noise signals.The method of automatic allocation of non-harmonic periodic components, based on the Fourier expansion, used in this application. GUI in Russian!


Platforms: Matlab

An expansion for the Ubercart Attribute module. This module allows extra information to be stored with an attribute (an image, summary and description) which is then displayed when the attribute is selected.For example: A t-shirt store with colour as an attribute. When "red" is selected from the...


Platforms: PHP

This is an experimental weather site designed to test some of the aspects of weather software and applications. We also provide weather to some of our customers in remote parts of the world. The main purpose to this site is to experiment with new technologies and learn for ourselves what works,...


Platforms: Mac

The MDApproachToEquilibriumThreePartitions program simulates a system of particles in two dimensions interacting via the Lennard-Jones potential. The program shows the particles in the box as a function of time once the partitions dividing the box into three sections are removed....


Platforms: Mac

The QM Momentum Carpet program displays the time evolution of the position-space wave function and the associated quantum-mechanical momentum-time diagram, the momentum-space quantum carpet. The default wave function is a Gaussian wave packet in an infinite square well. Additional states and...


Platforms: Mac

The STP SecondVirialCoefficient program numerically evaluates the second virial coefficient for the Lennard-Jones potential at various temperatures. The default is temperature range is 0.5 to 5. STP SecondVirialCoefficient is part of a suite of Open Source Physics programs that model aspects of...


Platforms: Mac

The STP XY Model program implements a Monte Carlo simulation of the planar ferromagnet or XY Model of spins on a lattice. The simulation returns the configuration of spins with the option of showing the vortices. The default system is a lattice of linear dimension L = 20 at temperature T = 0.89....


Platforms: Mac

The QM Probability program displays the time evolution of the position-space wave function and the associated probability density. The default wave function is the n = 5 state in a ramped infinite square well. Additional states and other potential energy functions can be specified using the...


Platforms: Mac

The Newton's Law of Cooling model computes the temperature of an object of mass M as it is heated by a flame and cooled by the surrounding medium. The model assumes that the temperature T within the object is uniform. This lumped system approximation is valid if the rate of thermal energy...


Platforms: Mac

The QM Position Measurement program displays the time evolution of the position-space wave function and can be used to simulate the quantum-mechanical measurement of position. The default wave function is an equal-mix four-state superposition in the infinite square well. QM Position Measurement...


Platforms: Mac

The RandomWalk2D program simulates a random walk in two dimensions. The default number of walkers is 1000, and the probability of going right, left up or down at any step is the same. RandomWalk2D is part of a suite of Open Source Physics programs that model aspects of Statistical and Thermal...


Platforms: Mac

The QM Wigner program displays the time evolution of the position-space wave function and the associated quasi-probability distribution in phase space via the Wigner function. The default wave function is a Gaussian wave packet in a harmonic oscillator. Additional states and other potential...


Platforms: Mac

The STP LJ2DMetropolis program is a Monte Carlo simulation of Lennard-Jones particles in two dimensions in contact with a heat bath. The default initial condition is a rectangular configuration of N=64 particles in a box of length L = 18 and a temperature T= 1. STP LJ2DMetropolis is part of a...


Platforms: Mac

The STP Hard Disks Metropolis program is a Monte Carlo simulation of hard disks in two dimensions. The default initial condition is a rectangular configuration of N=64 particles in a box of length L = 40. You can slowly increase the density of the gas (by setting the minimum scale length between...


Platforms: Mac

The STP EinsteinSolidHeatBath program simulates the exchange of energy between an Einstein solid and a heat bath. The purpose of this simulation is to determine the properties of a Einstein solid at different temperature T and to compare our results with analytical calculations of the...


Platforms: Mac

The STP 1DIsing program is a Monte Carlo simulation of a one-dimensional Ising model in equilibrium with a heat bath at temperature T using the Metropolis algorithm. The default is N=64 spins up (s = 1) with no external field with heat bath temperature T=1. STP Ising1D is part of a suite of Open...


Platforms: Mac

The QM Momentum Measurement program displays the time evolution of the position-space wave function and can be used to simulate the quantum-mechanical measurement of momentum. The default wave function is an equal-mix four-state superposition in the infinite square well. QM Momentum Measurement...


Platforms: Mac