They managed to generate and control high-order vector vortex beams (VVBs). The study is published in Laser & Photonics Reviews. Since lasers emerged, multidimensional control of laser light ...

For example, when light is shone on a slab of the material, some of it is reflected back as a spatio-temporal vortex. A material’s refractive index reflects the extent to which the material ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note ...

At close: May 30 at 12:18:31 p.m. EDT Loading Chart for VMS.V ...