Wet computer server could cut internet waste
A revolutionary liquid-cooled computer server that could slash the carbon footprint of the internet is being tested at the University of Leeds.
Highly energy-efficient CMOS logic systems
Non-volatile bistable memory circuits being developed by Satoshi Sugahara and his team at Tokyo Tech pave the way for highly energy-efficient CMOS logic systems. The details are described in the February ...
China energy consumption rises 3.9% in 2012
Energy consumption by China, the world's leading emitter of CO2, rose 3.9 percent in 2012 from the previous year but fell by 3.6 percent per unit of gross domestic product, the government said.
1.9nJ/b Ultra-low power 2.4GHz multi-standard radio compliant to Bluetooth Low Energy and ZigBee
Imec and Holst Centre presented at ISSCC an ultra-low power multi-standard 2.3/2.4GHz short range radio. The 1.9nJ/b radio is compliant with three wireless standards: Bluetooth Low Energy (BLE), ZigBee (IEEE802.15.4) ...
Ultra-low power processor operates at near-threshold voltage
At this week's International Solid State Circuits Conference (ISSCC 2013), imec and Holst Centre presented an ultra-low power processor that operates reliably at near-threshold voltages. The processor delivers ...
A quantum dot energy harvester: Turning waste heat into electricity on the nanoscale
A new type of nanoscale engine has been proposed that would use quantum dots to generate electricity from waste heat, potentially making microcircuits more efficient.
Engineer designs self-powered nanoscale devices that never need new batteries
(Phys.org)—It's relatively simple to build a device capable of detecting wireless signals if you don't mind making one that consumes lots of power. It's not so easy to design energy-efficient devices that ...
Running a supermarket requires a lot of electricity. Long rows of refrigerators have to be kept cool and large areas have to be lit. A new concept enables supermarket operators to cut their energy use by ...
The ecological badminton robot (w/ video)
A robot to play with! A childhood's dream has now come true for researchers at the Flanders' Mechatronics Technology Centre (FMTC) in Belgium. Wim Symens and his team pioneered the development of the first robot ever to play ...
Cities affect temperatures for thousands of miles
Even if you live more than 1,000 miles from the nearest large city, it could be affecting your weather. In a new study that shows the extent to which human activities are influencing the atmosphere, scientists ...
Corps of Engineers completes Army's largest solar array installation
The largest solar power system in the U.S. Army is coming online at White Sands Missile Range, N.M., and officials gathered Jan. 16, to mark the occasion with a ribbon-cutting ceremony.
Researchers argue energy policy rebound effect is overestimated
Improved thermoelectric materials with atomic layer deposition
Researchers at the Aalto University School of Chemical Technology have applied atomic layer deposition (ALD) technique to the synthesis of thermoelectric materials. Converting waste energy into electricity, ...
Hollande calls for more investments in clean energy
French President Francois Hollande called on Tuesday for pumping more investments in renewable energy projects to prepare for the post-oil era and to avoid global warming and very high oil prices.