Scientists at the X-ray free-electron laser SwissFEL have realized a long-pursued experimental goal in physics: to show how ...

Researchers have developed innovative methods to control the ionization of atoms and molecules using specially structured light beams, challenging traditional limits. This breakthrough could lead to ...

When a molecule absorbs light, it undergoes a whirlwind of quantum-mechanical transformations. Electrons jump between energy levels, atoms vibrate, and chemical bonds shift—all within millionths of a ...

Rydberg molecules and atoms comprise a captivating branch of modern quantum chemistry and atomic physics, where atoms in highly excited electronic states interact to form unusually long-range ...