News tagged with input power

Laser diodes versus LEDs

Solid-state lighting based on light-emitting diodes (LEDs) is the most efficient source of high color quality white light. Nevertheless, they show significant performance limitations such as the "efficiency ...

Nov 11, 2013 4.8 / 5 (4) 0

Boosting heat transfer with nanoglue

(Phys.org)—A team of interdisciplinary researchers at Rensselaer Polytechnic Institute has developed a new method for significantly increasing the heat transfer rate across two different materials. Results ...

Dec 04, 2012 5 / 5 (7) 0 | with audio podcast

LED's efficiency exceeds 100%

(PhysOrg.com) -- For the first time, researchers have demonstrated that an LED can emit more optical power than the electrical power it consumes. Although scientifically intriguing, the results won’t ...

Mar 05, 2012 4.2 / 5 (75) 60 | with audio podcast report

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Protecting infrastructure with smarter CPS

Security of IT networks is continually being improved to protect against malicious hackers. Yet when IT networks interface with infrastructures such as water and electric systems to provide monitoring and control capabilities, ...

Sep 16, 2014 not rated yet 0

What's at stake with Windows 9?

When Microsoft presents its first public glimpse of Windows 9 - it's expected to happen late this month or early next - a lot more than just an operating system is at stake.

Sep 12, 2014 3.3 / 5 (3) 1

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