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The Bell Jar Summary software
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The Bell Jar Summary

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Added: July 28, 2013 | Visits: 479

C4F Textarea Toolbar C4F Textarea Toolbar is a plugin for WordPress aimed at providing a simple yet very useful and precise tool to insert emoticons and markup in the comments' textarea. The javascript code used has been written to specifically address most (if not all) flaws in the interpretation of cursor position...



Platforms: PHP

License: Freeware Size: 20.48 KB Download (40): C4F Textarea Toolbar Download

U.S. National Weather Service (NOAA NWS) U.S. weather forecast block This module uses a SOAP interface to request weather data from the U.S. NOAA National Weather Service. The module displays summary forecast data (high temperature, low temperature, expected conditions, weather icon) and provides an API for retrieving other weather information based on published...





Platforms: PHP


Added: August 21, 2013 | Visits: 325

Tracker Video Analysis Demo Package The Tracker Sampler Package contains several video analysis and modeling experiments from mechanics to spectroscopy. It is distributed as a ready-to-run (compiled) Java archive containing Tracker (video analysis and modeling tool), movies, and some initial analysis. Double clicking the...


Platforms: Mac

License: Shareware Cost: $0.00 USD Size: 8.2 MB Download (40): Tracker Video Analysis Demo Package Download

Added: August 03, 2013 | Visits: 397

Tracker Video Analysis: Air Resistance The Tracker Air Resistance Model asks students to explore air resistance of falling coffee cups by considering both viscous (linear) and drag (quadratic) models. Students see a video of falling cups and explore dynamical models that are overlayed on the video. It is distributed as a ready-to-run...


Platforms: Mac

License: Shareware Cost: $0.00 USD Size: 4.1 MB Download (40): Tracker Video Analysis: Air Resistance Download

Added: July 29, 2013 | Visits: 555

Linear Charge Gauss's Law The EJS Linear Charge Gauss's Law model shows a Gaussian surface and allows for the measurement of the charge enclosed and surface area of the surface. Users can change the radius of the linear charge as well as the size of the Gaussian surface. Users can modify this simulation if Ejs is...


Platforms: Mac

License: Freeware Size: 1.39 MB Download (42): Linear Charge Gauss's Law Download

Added: July 12, 2013 | Visits: 463

Faraday Loop in Changing Field The EJS Faraday Loop Changing Field Model shows the induced emf in a changing external magnetic field. You can control the frequency, magnitude and type of variation in the external field as you would in the laboratory when using a function generator to produce current in a large coil. You can...


Platforms: Mac

License: Freeware Size: 983.04 KB Download (40): Faraday Loop in Changing Field Download

Added: October 09, 2013 | Visits: 453

Double Slit Wave-Particle Duality Model The Double Slit Wave-Particle Duality Model demonstrates how matter and light display both wave- and particle-like properties in single and double slit experiments. The simulation shows a detector screen placed behind an aperture with one or two open slits. Particles (electrons or photons) pass...


Platforms: Mac

License: Freeware Size: 757.76 KB Download (42): Double Slit Wave-Particle Duality Model Download

Added: August 09, 2013 | Visits: 397

Levenberg-Marquardt Fitting of Nuclear Decay Model The Levenberg-Marquardt Fitting of Nuclear Decay Model demonstrates how EJS can be used to fit experimental data. In this simulation, nuclear decay data are used to provide a simple example, but this same process can be applied to any type of data. The sum of squared deviations is minimized but...


Platforms: Mac

License: Freeware Size: 849.92 KB Download (39): Levenberg-Marquardt Fitting of Nuclear Decay Model Download

Added: September 24, 2013 | Visits: 385

Wang-Landau Simulation The Wang-Landau algorithm, also called the flat-histogram algorithm, can be used to calculate the density of states of a microscopic system. In this simulation, the Wang-Landau algorithm is used to calculate the density of states for a two-dimensional Ising ferromagnet with periodic boundary...


Platforms: Mac

License: Freeware Size: 1.31 MB Download (41): Wang-Landau Simulation Download

Added: November 20, 2013 | Visits: 401

Siderial Time Calculator This applet calculates the siderial time and value to select on the TAL scope RA scale. Just enter your local longitude (eastern longitudes are negative) and the RA hours and minutes of the star you want to look at. Click on the run button, or wait a few moments. The applet has a timer, which...


Platforms: Mac

License: Shareware Cost: $0.00 USD Size: 573.44 KB Download (33): Siderial Time Calculator Download

Added: October 21, 2013 | Visits: 357

JPList The JPList project provides a Java library to parse and build ASCII Property lists to and from Java objects. The design of the API is heavily influenced by the JDOM API, which provides a library to parse and build XML documents to and from JDOM Document objects. However, the JPList API is...


Platforms: Mac

License: Freeware Size: 40.96 KB Download (37): JPList Download

Added: October 30, 2013 | Visits: 503

QM Momentum Carpet 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

License: Freeware Size: 71.68 KB Download (36): QM Momentum Carpet Download

Added: December 01, 2013 | Visits: 485

Circular Well Superposition Model The Circular Well Superposition simulation displays the time evolution of the position-space wave function in an deep 2D circular well. The default configuration shows the first excited state with zero angular momentum. Additional eigenstates can be added using a button in the eigenstate...


Platforms: Mac

License: Freeware Size: 1.5 MB Download (38): Circular Well Superposition Model Download

Added: September 23, 2013 | Visits: 431

Diffusion Limited Aggregation in Continuous 2D Space Model The Diffusion Limited Aggregation in Continuous 2D Space Model simulates the formation of a cluster using a random-walk process called "diffusion limited aggregation" (DLA). The cluster formed by this process is an example of a fractal, and the simulation can be extended to calculate and analyze...


Platforms: Mac

License: Shareware Cost: $0.00 USD Size: 778.24 KB Download (32): Diffusion Limited Aggregation in Continuous 2D Space Model Download

Added: November 27, 2013 | Visits: 551

Magnetic Field from Loops Model The EJSMagnetic Field from Loops model computes the B-field created by an electric current through a straight wire, a closed loop, and a solenoid. Users can adjust the vertical position of the slice through the 3D field. The Magnetic Field from Loops model was created using the Easy Java...


Platforms: Mac

License: Freeware Size: 1.76 MB Download (33): Magnetic Field from Loops Model Download

Added: August 17, 2013 | Visits: 490

Cellular Automata Rules Model The EJS Cellular Automata Rules Model shows a spatial lattice which can have any one of a finite number of states and which are updated synchronously in discrete time steps according to a local (nearby neighbor) rule. You can change the lattice size, pick different rules (0 to 255 as classified...


Platforms: Mac

License: Shareware Cost: $0.00 USD Size: 1.3 MB Download (35): Cellular Automata Rules Model Download

Added: August 19, 2013 | Visits: 546

CM Lagrangian Pendulum Spring Model The Lagrangian Pendulum Spring model asks students to solve the Lagrangian for a spring-pendulum and then develop a model of it. It is distributed as a ready-to-run (compiled) Java archive. Double-clicking the ejs_CM_Lagrangian_pendulum_spring.jar file will run the program if Java is installed....


Platforms: Mac

License: Freeware Size: 1.3 MB Download (34): CM Lagrangian Pendulum Spring Model Download

Added: June 17, 2013 | Visits: 477

Second Virial Coefficient 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

License: Freeware Size: 776.19 KB Download (35): Second Virial Coefficient Download

Added: July 21, 2013 | Visits: 552

XY Model 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

License: Freeware Size: 489.47 KB Download (40): XY Model Download

Added: October 29, 2013 | Visits: 483

QM Probability 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

License: Freeware Size: 51.2 KB Download (34): QM Probability Download

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