News tagged with color centers

Trading carats for nanometers - and defective diamonds for crystal clear microscopy

(PhysOrg.com) -- Large, perfect diamonds are precious to almost all of us but to some scientists, it is the defects that really matter. This is because defects can form nanoscopic color centers, which play ...

Physics / Optics & Photonics

created Mar 02, 2009 | popularity 4.8 / 5 (5) | comments 0




Search results for color centers


Researchers make better heat sensor based on butterfly wings

(PhysOrg.com) -- Scientists have long known that butterfly wings produce their iridescent colors by bouncing light around and between tiny ridges in structures made of chitin. More recently they’ve discovered ...

Physics / Optics & Photonics

created 5 hours ago | popularity 5 / 5 (2) | comments 0 | with audio podcast report

Building a 'blind-friendly' Internet

Rakesh Babu demonstrates how a blind person uses the Internet.

Technology / Internet

created 5 hours ago | popularity not rated yet | comments 0

An eye for the tsetse fly

(PhysOrg.com) -- Geoffrey M. Attardo was one of those little boys who made pets of the spiders outside his bedroom window, feeding them and watching as they spun intricate webs. Age has not diminished his ...

Biology / Plants & Animals

created Feb 10, 2012 | popularity not rated yet | comments 0

NASA sees Tropical Cyclone Jasmine over Vanuatu and New Caledonia

NASA's Aqua satellite passed over Tropical Cyclone Jasmine on Feb. 8, 2012 as it was passing between Vanuatu and New Caledonia. NASA imagery showed Jasmine had a 20 nautical mile-wide eye.

Space & Earth / Earth Sciences

created Feb 09, 2012 | popularity 3 / 5 (1) | comments 0

New kind of high-temperature photonic crystal could someday power everything from smartphones to spacecraft

A team of MIT researchers has developed a way of making a high-temperature version of a kind of materials called photonic crystals, using metals such as tungsten or tantalum. The new materials — which ...

Physics / Optics & Photonics

created Feb 03, 2012 | popularity 4.9 / 5 (16) | comments 5 | with audio podcast

Deforestation threatens Brazil's wetland sanctuary

The Pantanal, a stunning biodiversity sanctuary in central-western Brazil, is threatened by intensive farming and deforestation, a leading environmental group warned as the world marked World Wetlands Day ...

Space & Earth / Environment

created Feb 03, 2012 | popularity 5 / 5 (3) | comments 0

Compromises between quantity and quality common in animals: do the same holds for plants, flowers?

Most creatures face compromises when they reproduce — the more energy they devote to having lots of babies, the less they can invest in each one. But do the same tradeoffs hold true for plants? Biologists ...

Biology / Plants & Animals

created Feb 02, 2012 | popularity not rated yet | comments 0

Hubble zooms in on a magnified galaxy

(PhysOrg.com) -- Thanks to the presence of a natural "zoom lens" in space, NASA's Hubble Space Telescope got a uniquely close-up look at the brightest "magnified" galaxy yet discovered.

Space & Earth / Astronomy

created Feb 02, 2012 | popularity 5 / 5 (13) | comments 11 | with audio podcast

NASA satellites see wind shear battering Tropical Depression Iggy

NASA satellites have watched as wind shear has torn Cyclone Iggy apart over the last day. NASA infrared satellite imagery showed that Iggy's strongest thunderstorms have been pushed away from the storm's center ...

Space & Earth / Earth Sciences

created Feb 02, 2012 | popularity not rated yet | comments 0

Authors of new book reveal the artist behind architect Le Corbusier

The exhaustive research carried out by the authors provides valuable new insight into the aesthetic principles of Le Corbusier during the post World-War-II period.

Other Sciences / Other

created Jan 31, 2012 | popularity not rated yet | comments 1


List of search results for color centers