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News tagged with watt

Pixel Qi says it has a tablet screen as good as iPad' Retina but uses far less power

(Phys.org) -- In a post on the company blog, Mary Lou Jepsen, founder and head of Pixel Qi, boasts that her company has developed a tablet screen with a resolution that is equal to the Retina display on the ...

Electronics / Hardware

created Apr 24, 2012 | popularity 4.5 / 5 (12) | comments 7 | with audio podcast report

Award-winning energy harvester brings practical applications closer

(PhysOrg.com) -- Although the idea of harvesting ambient energy from the environment and using it to generate electricity is alluring, most of the technology so far is capable of generating only very small ...

Technology / Engineering

created Dec 01, 2011 | popularity 5 / 5 (5) | comments 12 | with audio podcast report

What keeps the Earth cooking?

What spreads the sea floors and moves the continents? What melts iron in the outer core and enables the Earth's magnetic field? Heat. Geologists have used temperature measurements from more than 20,000 boreholes ...

Physics / General Physics

created Jul 17, 2011 | popularity 4.6 / 5 (24) | comments 50 | with audio podcast

There is a solution to energy-gulping always-on TV boxes

So your TV show's over. You pick up the remote and press the button. Everything's off, right?

Technology / Energy & Green Tech

created Jul 13, 2011 | popularity 4.7 / 5 (3) | comments 0

MIT Lincoln Lab spinout unveils new more powerful direct-diode laser

(PhysOrg.com) -- TeraDiode, a spinout company from MIT Lincoln Lab and located nearby in Littleton, MA, has unveiled, a new powerful direct-diode laser capable of cutting all the way through steel up to half ...

Technology / Engineering

created Jul 08, 2011 | popularity 4.7 / 5 (12) | comments 32 | with audio podcast report

GE's new triple-threat hybrid power plant technology selected to go up in Turkey

(PhysOrg.com) -- After recently announcing the development of new natural gas power plant technology, in addition to a partnership with eSolar, GE has now landed a contract with Turkish Developer MetCap Energy ...

Technology / Energy & Green Tech

created Jun 09, 2011 | popularity 4.8 / 5 (6) | comments 8 | with audio podcast report

Tiny turbine in human artery harvests energy from blood flow

(PhysOrg.com) -- A small turbine located inside a millimeters-wide human artery could harvest enough energy from blood flow to power implanted medical devices, such as pacemakers and drug-delivery pumps. The ...

Technology / Engineering

created May 20, 2011 | popularity 3.9 / 5 (12) | comments 20 | with audio podcast weblog

Freescale charging technology helps put an end to 'vampire' energy loss

Freescale Semiconductor is finding innovative ways to stop “vampire” energy loss, the loss of power that occurs when an AC adapter is plugged into an electrical outlet but isn’t charging a device. Freescale’s ...

Technology / Energy & Green Tech

created Jan 05, 2011 | popularity 5 / 5 (1) | comments 2

A safety switch prevents a big bang

German scientists developed a new method to prevent explosions due to electrical sparks. For this development and the successful technology transfer, they received this year's Technology Transfer Prize of ...

Technology / Engineering

created Nov 05, 2010 | popularity 3 / 5 (2) | comments 0

Calif. requires TVs to be more energy-efficient (Update)

(AP) -- California regulators adopted the nation's first energy-efficiency standards for televisions Wednesday in hopes of reducing electricity use at a time when millions of American households are switching ...

Technology / Energy & Green Tech

created Nov 18, 2009 | popularity 5 / 5 (2) | comments 1

Laser Fusion and Exawatt Lasers

(PhysOrg.com) -- In the recent past, producing lasers with terawatt (a trillion watts) beams was impressive. Now petawatt (a thousand trillion watts, or 10^15 watts) lasers are the forefront of laser research. Some labs are ...

Physics / Optics & Photonics

created Oct 01, 2009 | popularity 4 / 5 (17) | comments 10

Sugar + weed killer = potential clean energy source

A spoonful of herbicide helps the sugar break down in a most delightful way.

Technology / Energy & Green Tech

created Sep 29, 2009 | popularity 3.7 / 5 (23) | comments 9

Free PC widgets save energy

I shaved 0.86 pounds of emissions from my carbon footprint and saved 0.646 kilowatt hours yesterday, and if the little widget on my PC can be believed, more than 22,000 people in 128 countries did roughly the same.

Technology / Software

created Sep 23, 2009 | popularity 5 / 5 (3) | comments 2

Energy Saving Televisions Have Come a Long Way

(PhysOrg.com) -- With consumers being more cost sensitive, TV manufactures are coming out with innovative ways to cut power consumption on their television sets. Even when a television set is turned off, they ...

Electronics / Consumer & Gadgets

created Jan 21, 2009 | popularity 3.8 / 5 (8) | comments 1 weblog