When atoms collide, their exact structure—for example, the number of electrons they have or even the quantum spin of their ...

Precision spectroscopy of helium and ... at which an atom's dynamic polarizability becomes zero, meaning the atom does not interact with external laser light. Hyperfine Structure: The small ...

For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have ...

A new method finally reveals the full quantum identity of electrons, offering insights that could transform material science ...

Dissolved Organic Matter is a mysterious and still largely unidentified combination of substances that is thought to be ...

China is on a clear course to become the world’s first “electrostate" — and is likely to eclipse the U.S. in atomic power in ...

This 1911 discovery redefined atomic structure and, therefore, atomic physics. In 1919, Rutherford went a step further, successfully disintegrating the nucleus of a nitrogen atom by firing alpha ...

It will be remembered that an alpha particle is a helium atom with two positive charges ... are in accord with an interesting theory of atomic structure that was first put forward by Rutherford ...