Figuring out certain aspects of a material's electron structure can take a lot out of a computer—up to a million CPU hours, ...

The atomic nucleus is a quantum many-body system composed of protons and neutrons, typically exhibiting a size similar to that of neighboring nuclei. A halo is an exotic nuclear structure found in ...

N. Bohr on the development of the theory of atomic structure, and in particular of the latest form and tendencies of the quantum theory in their relation to mechanics. New points are raised which ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

We know that the atomic number of sodium is 11. This tells us that sodium has 11 protons and because it is neutral it has 11 electrons. Sodium has a mass number of 23amu. Since sodium has 11 ...