Discovery of the Electron
Experiments by J.J. Thomson in 1897 led to a look inside the atom and the discovery of a fundamental building block of matter.
www.aip.org/history/electron
How Atoms Work - HowStuffWorks
Article explaining what atoms are, how they are structured, and what they're made up of with diagrams and animations.
www.howstuffworks.com/atom.htm
Java Clebsch-Gordan Coefficient Calculator
Evaluates Clebsch-Gordan coefficients which arise in the theory of angular momentum in quantum mechanics.
www.ph.surrey.ac.uk/~phs3ps/cgjava.html
Single-Configuration Radial Wavefunction Calculator
HTML version of Robert Cowan's atomic structure application package that calculates single-configuration radial wavefunctions for a spherically symmetrized atom via approximations to the Hartree-Fock method.
plasma-gate.weizmann.ac.il/~fnralch/rcn.html
Wikipedia: Proton
Article on protons, the subatomic particles with an electric charge of +1 elementary charge found in the nucleus of each atom.
en.wikipedia.org/wiki/Proton
You Try It: Atom Builder
Science Odyssey project that lets users build a carbon atom particle by particle.
www.pbs.org/wgbh/aso/tryit/atom
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