Nonpolar Molecules

A chemistry question and answer environment for students. ChemCalcs provides an intuitive system for mastering fundamental skills and processes essential to the understanding of chemistry calculations and concepts. The unique standardised interface system allows students to problem-solve...

A chemistry question and answer environment for students. ChemCalcs provides an intuitive system for mastering fundamental skills and processes essential to the understanding of chemistry calculations and concepts. The unique standardised interface system allows students to problem-solve...

Digital Effects Vol.2 is part of a four set package of over 250 special effects iMovie plugins. deDigital Effects harnesses the power of Mac OS X 10.4ls Quartz Composer and OpenGL to bring you the special effects for iMovie.Digital Effects Vol.2 ($19.95) includes: Pac*Man, Roller Coaster, Snow...


Platforms: Mac

Atomic Puzzle is an interesting puzzle game for free. Your task in this nice original puzzler is to remove atoms in the right order and predicting the merging of the molecules so that there's none left at the end of each level. Remove all the balls from the screen by "crashing" them into each...


Platforms: Windows

PyMOL is a user-sponsored molecular visualization system on an open-source foundation. Please support development of this open, effective, and affordable software by purchasing an incentive copy, which is pre-built and comes with maintenance and support. PyMOL can interpret over 30 different...


Platforms: Windows, Mac, Linux

MOPlot is a handy visualization application specially designed for fast molecular orbitals plotting from the outputs of the Gaussian 03/98/94, Molcas, Gamess/US quantum chemical calculation packages. This Molecular Orbital Plotting Program will prove to be easy-to-use and very efficient. MOPlot...


Platforms: Windows, XP

SketchEl is an interactive chemical molecule sketching tool, and molecular spreadsheet data entry application. The feature set provided by the molecular sketcher is largely limited to the minimum features required to conveniently edit diagram representations of small molecule structures....


Platforms: Windows

Although a large number of tools for the three-dimensional visualization of molecular structures exists, it often proved convenient to tailor a visualization tool specifically for a certain purpose. In BALL, we chose two complementary approaches. First, we wanted to give the user the full...


Platforms: Mac

This program is an unique combination of two other programs - screensaver and desktop wallpaper generator. Wallpaper generator creates custom Desktop Wallpapers for your PC every time when Windows starts. Real 3D models of biological molecules in random position are shown on wallpaper image. The...


Platforms: Windows

Molsketch is a 2D molecular editing tool. Its goal is to help you draw molecules quick and easily. Of course you're creation can be exported afterwards in high quality in a number of vector and bitmap formats.


Platforms: Windows, Mac, Linux

PFMD performs a Molecular Dynamics simulation of some polarizable fluids at the liquid state by means of a dissociable potential. Supported molecules are H2O (water) and MX3, where M is a metal among Al, Fe, or Ga and X is a halogen among Cl, Br, or I.


Platforms: Windows, Mac, Linux

PyMOL is a Python-enhanced molecular graphics tool. It excels at 3D visualization of proteins, small molecules, density, surfaces, and trajectories. It also includes molecular editing, ray tracing, and movies. Open Source PyMOL is free to everyone!


Platforms: Windows, Mac, BSD, Solaris, Linux

A collection of cheminformatics and machine-learning software written in C++ and Python. The core algorithms and data structures are written in C++. Wrappers are provided to use the toolkit from either Python or Java. Additionally, the RDKit distribution includes a PostgreSQL-based cartridge...


Platforms: Windows, Mac, BSD, Linux

The Atomic Dashboard The Atomic Dashboard is an interactive chemistry resource and learning tool developed by Bitwixt Software Systems. Used by educators, students, scientists, and the simply curious, The Atomic Dashboard features an interactive periodic table that lets you explore the chemical...


Platforms: Mac

How well can you visualize the 3D structure of the DNA molecule? Can you spot erroneous depictions of DNA as a left-handed double helix? If you're not satisfied with your level of understanding of DNA structure or would like to have at your fingertips an instant memory refresher for which...


Platforms: Mac

Gabedit is a Graphical User Interface to Gamess-US, Gaussian, Molcas, Molpro, MPQC and Q-Chem computational chemistry packages.Gabedit includes graphical facilities for generating keywords and options, molecule specifications and their input sections for even the most advanced calculation...


Platforms: *nix, C/C++, BSD

The Mole Package contains 3 mfiles and 1 matfile. molecules2 calculates molecular masses pertable provides data on the elements sym2an converts a chemical symbol to a valid atomic number (useful for molecules2 and pertable). atoms contains atomic number data.


Platforms: Matlab

This function allows calculating the compressibility factor, the coefficient of fugacity and density of a pure compound using the modified Iwai-Margerum-Lu Cubic Equation of State (IML-CEoS).The next data are necessary: temperature, pressure, molecular weight, acentric factor, and experimental...


Platforms: Matlab

This function allows calculating the compressibility factor, the coefficient of fugacity and density of a pure compound using the Soave-Benedict-Webb-Rubin equation of state (SBWR-EOS).The next data are necessary: temperature, pressure, molecular weight, acentric factor, and critical properties...


Platforms: Matlab

This simulation allows students to compare the motion of free falling objects with and without the influence of air resistance. Air resistance is the result of collisions of the object's leading surface with air molecules. On Earth, objects falling through the air usually encounter some sort of...


Platforms: Mac