Caltech-led team designs novel negative-index metamaterial that responds to visible light
Friday, April 23, 2010 - 09:32
in Physics & Chemistry
PASADENA, Calif. -- A group of scientists led by researchers from the California Institute of Technology (Caltech) has engineered a type of artificial optical material -- a metamaterial -- with a particular three-dimensional structure such that light exhibits a negative index of refraction upon entering the material.