News tagged with dye

Watching molecule movements in live cells

The newly developed STED-RICS microscopy method records rapid movements of molecules in live samples. By combining raster image correlation spectroscopy (RICS) with STED fluorescence microscopy, researchers ...

Jul 24, 2013
4.8 / 5 (5) 0 | with audio podcast

Brilliant dye to probe the brain

To obtain very-high-resolution 3D images of the cerebral vascular system, a dye is used that fluoresces in the near infrared and can pass through the skin. The Lem-PHEA chromophore, a new product outclassing ...

May 02, 2013
4.6 / 5 (5) 0

Flexible polymer opals

A synthetic material which mimics the brightest and most vivid colours in nature, and changes colour when twisted or stretched, has been developed by researchers at the University of Cambridge, and could have important ...

May 29, 2013
4.2 / 5 (5) 1 | with audio podcast

Do synthetic food colors cause hyperactivity?

Food coloring is the reason glace cherries are red rather than beige and that children's tongues sometimes appear freakishly blue. But man-made dyes may do more than make processed food look vibrant and whimsical. Some blame ...

Jan 06, 2011
5 / 5 (4) 4

Off-the-shelf dyes improve solar cells

Like most technologies, work on solar devices has proceeded in generational waves. First came bulk silicon-based solar cells built with techniques that borrowed heavily from those used to make computer chips. Next came work ...

Aug 31, 2010
4.8 / 5 (4) 0 | with audio podcast