News tagged with wavelength spectrum

NIST gets new angle on X-ray measurements

Criminal justice, cosmology and computer manufacturing may not look to have much in common, but these and many other disparate fields all depend on sensitive measurements of X-rays. Scientists at the National ...

Mar 09, 2015
3 / 5 (1) 0

Organic photodiodes for sensor applications

Powerful, inexpensive and even flexible when they need to be, organic photodiodes are a promising alternative to silicon-based photodetectors. They are used to improve light sensitivity in cameras and to ...

May 14, 2014
5 / 5 (2) 1

Making plants' inner qualities visible

A photographic airplane circles above an Australian vineyard in large arcs. An onboard camera takes pictures of the grapevines in regular intervals – anything but ordinary photos, though. Instead, this ...

Sep 03, 2013
4 / 5 (1) 0

A new light wave

Hold a magnifying glass over the driveway on a sunny day and it will focus sunlight into a single beam. Hold a prism in front of the window and the light will spread out into a perfect rainbow. Lenses like ...

Aug 12, 2013
4.6 / 5 (16) 4