Physicists created a microlaser emitting two circular beams

Scientists from the University of Warsaw, the Military University of Technology and the University of Southampton presented a new type of tunable microlaser emitting two beams. "These beams are polarized circularly and directed ...

Liquid crystals for fast switching devices

Liquid crystals are not solid, but some of their physical properties are directional—like in a crystal. This is because their molecules can arrange themselves into certain patterns. The best-known applications include flat ...

page 1 from 6