As summer kicks into full gear and people are spending more time outside, there's one thing on many people's minds—ticks.

Hollow atoms are special atoms with multiple missing electrons in their inner shells, while their outer shells are still ...

We find that, for the first time in the investigation of high-order harmonic generation in two color laser fields that atomic energy level structure will greatly affect high order harmonic generation.

Researchers at Chalmers University of Technology in Sweden discovered a new phenomenon that changes what we know about nuclear fission.