Article - 26 May 2005
Photonic crystals are optical materials with periodic changes in the dielectric constant on a length scale comparable to optical wavelengths. Dimensional types of photonic crystals, parallelism,...
Article - 9 Jan 2004
The gemstone opal could be manufactured synthetically copying a technique employed by a beetle to control the appearance of its outer shell. Posted December 22 2003
News - 31 May 2013
Instead of through pigments, these ‘polymer opals’ get their colour from their internal structure alone, resulting in pure colour which does not run or fade. The materials could be used...
News - 9 Oct 2013
To gauge whether suspects involved in accidents or routine traffic stops have been driving drunk, police officers pair field sobriety tests with breathalyzers, which signal the presence of alcohol...
News - 9 Jul 2013
A device that can instantly identify unknown liquids based on their surface tension has been selected to receive the 2013 R&D 100 Award—known as “the Oscar of...
News - 15 Nov 2010
Serial entrepreneur Miles Wright today announced the launch of Xanofi,
Inc., a company introducing a new platform for nanofiber production that
promises drastic improvements in yields, price...
News - 30 Sep 2009
Orlin D. Velev, INVISTA professor in the Department of Chemical and Biomolecular Engineering at North Carolina State University, will discuss his research Wednesday (Oct. 7) as part of the 2009 J.D....
News - 17 Sep 2013
A team of researchers led by San Francisco State University’s Weining Man is the first to build and demonstrate the ability of two-dimensional disordered photonic band gap material, designed...
News - 11 Oct 2012
The colors of a butterfly’s wings are unusually bright and beautiful and are the result of an unusual trait; the way they reflect light is fundamentally different from how color works most of the...
News - 31 Jul 2008
Butterfly wings, peacock feathers, opals and pearls are some of nature's jewels
that use nanostructures to dazzle us with color. It's accomplished through the
way light reaches our eyes after...