Atoms Molecules

Gene Studio is a free tool for modelling of DNA manipulation. It will allow to work with vectors, to design primers, to clone molecules and provide user friendly intewrface. Platforms: Mac

Are all atoms of a given element the same? How can you tell one isotope from another? Learn about isotopes, and about how to calculate the average atomic mass of an element. Sample Learning Goals: * Define "isotope" using mass number, atomic number, number of protons, neutrons and electrons... Platforms: Mac

How did Rutherford figure out the structure of the atom without being able to see it? Simulate the famous experiment in which he disproved the Plum Pudding model of the atom by observing alpha particles bouncing off atoms and determining that they must have a small core. Platforms: Mac

Explore tunneling splitting in double well potentials. This classic problem describes many physical systems, including covalent bonds, Josephson junctions, and two-state systems such as spin 1/2 particles and Ammonia molecules. Platforms: Mac

Simulate the original experiment that proved that electrons can behave as waves. Watch electrons diffract off a crystal of atoms, interfering with themselves to create peaks and troughs of probability. Platforms: Mac

Produce light by bombarding atoms with electrons. See how the characteristic spectra of different elements are produced, and configure your own element's energy states to pr Platforms: Mac

Calculates Natural Product(NP)-likeness of a molecule, i.e. the similarity of the molecule to the structure space covered by known natural products. NP-likeness is a useful criterion to screen compound libraries and to design new lead compounds. Features + Check for redundant structures in... Platforms: Mac

The Isotope Pattern Calculator calculates and displays the isotopic distribution and exact masses for peptides and other molecules. Users are given extensive control over the operation with options such as chemical modifications and instrument resolution. Results are displayed either on a plot or... Platforms: Mac

EasyChem is designed to draw chemical molecules in an intuitive way, with a very high quality (designed for book-publishing). Exporting is done to various formats (PostScript, Fig, LaTeX, etc.) to help you integrate your drawing in any software you use. Platforms: *nix

This is a GTK/OpenGL based program for displaying isolated molecules, periodic systems, and crystalline habits. It also acts as a GUI to packages such as GAMESS, GULP, and POVRay to provide energy minimizations and publication quality rendering. Platforms: *nix

CHEMIX School is an educational tool for learning chemistry. It is geared toward college-level chemistry, but is also appropriate for high-school students, chemists, and teachers. It is equipped with a periodic table containing physical properties for all stable isotopes including more than 2500... Platforms: Windows

123Tag is an easy-to-use and powerful Tag editor and file renamer for MP3,MP4,WMA and many other audio formats, useful to manage and catalog all your music files. 123Tag helps you also to find and catalog  the huge amount of music files that usually are stored and disperded on your PC,... Platforms: Windows, Windows 7, Windows Server, Other

Chemistry teaching software which simulates the bonding of Ionic compounds on screen. Learn how Ionic compounds are formed by atoms gaining and losing electrons. Includes a reference section to support students learning with basic facts and information. Price includes full site license. Use as a... Platforms: Windows

Chemistry teaching software which simulates the bonding of covalent compounds on screen. Learn how covalent compounds are formed by atoms sharing electrons. Includes a reference section to support students learning with basic facts and information. Price includes full site license. Use as a... Platforms: Windows

CHEMIX School is an educational tool for learning chemistry. It is geared toward college-level chemistry, but is also appropriate for high-school students, chemists, and teachers. It is equipped with a periodic table containing history, 19 physical properties + number of stable isotopes,... Platforms: Windows, Windows 8, Windows 7, Windows Server

A nice and entertaining game that has a bit of science behind it. It requires really good reaction from the player, and is fun just to watch. Help little Demon to separate color flying atoms into different rooms, as fast as possible, and this World will be saved. Take part in the online contest... Platforms: Windows

Atomaze is a unique puzzle game, combining strategy and logic. Your goal is to place atoms so that there were no gaps between them. There are three types of atoms: blue, green and red. Blue atoms can be replaced with any other atoms. Green atoms cannot be replaced, but they can be rotated... Platforms: Windows

This great free screen saver will soothe your eyes and mind during long workhours. Colourful atoms floating in space around your desktop, getting fused and nuked all the time. You can also download arcade game and take part in all this fun yourself - it's better than Star Wars. Small... Platforms: Windows

The global smash hit, all-purpose chemical drawing and graphics software. Use templates or free-hand, click and draw molecules, ions, stereobonds, text, polygons, arrows, etc. Automatic calculation of MW and formula. See estimates of density, refractive index, molar volume, etc. Now you can... Platforms: Windows

For the set of chemical elements (Ba, Sr, Ca and so on) there is a function enabling to print capital and small letters without switching by "Shift" and "Caps Lock" keys. Figures specifying the number of atoms in chemical formula (H2SO4) are automatically made subscripts, and atom's oxidation... Platforms: Windows