In atomic physics and quantum chemistry, the electron configuration is the arrangement of electrons in an atom, molecule, or other physical structure (e.g., a crystal). Like other elementary particles ...

For all its possibilities, nature tends to replay one particular scene over and over again: the confrontation between matter and light. It stages the scene in a practically infinite number of ways, ...

Ernest Rutherford, pioneer in studying the world inside atoms, famously remarked that all science is either physics or stamp collecting. But sometimes physics itself involves dutifully collecting the ...