Letter Published: 12 February 2012 Spectral caustics in attosecond science O. Raz, O. Pedatzur, B. D. Bruner & N. Dudovich Nature Photonics 6, 170–173 (2012) Cite this article ...

Caustics are formed in an anisotropic media because the direction of the group velocity and the phase velocity or the wave vector does not coincide. New theoretical work shows the existence of spin ...

Researchers have found a way to control "caustics", the patterns that appear when light hits a water surface or any transparent material. Thanks to an elaborate algorithm, they can shape a ...

EPA shortly will begin a hazardous waste cleanup at Plating Inc., an abandoned zinc and chromate plating facility at 888 N. Prior Ave. in St. Paul, Minn. The 21,100 square-foot building houses 82 open ...