Have you been to any of these marvelous places?

A new analysis reveals what happens when very short or narrow electron beams encounter a particle. The research is published ...

Optical vortices—light beams carrying orbital angular momentum (OAM)—are characterized by helical wavefronts and phase ...

In a lab at Osaka University, physicist Yoshiki Nakata and his colleagues fired a pulsed laser through a stack of three ...