Wednesday, May 19, 2010

Terahertz Lenses

X-Ray Vision, Without the Radiation in Science. "X-ray–like imaging without the harmful radiation and cell phones with more bandwidth are closer to reality now that researchers have developed a novel type of lens that works with terahertz frequencies. The new lens is a metamaterial, an artificial material with a structure made from many tiny parts, and it could drastically expand what lenses can do. "