Controlling heat flow with atomic-level precision
Through a combination of atomic-scale materials design and ultrafast measurements, researchers at the University of Illinois have revealed new insights about how heat flows across an interface between two ...
Driving the green: New study suggests that electric-powered trucks will save money for businesses
A company looking to purchase an electric-powered delivery truck today will likely experience some sticker shock: Such a vehicle costs nearly $150,000, compared to about $50,000 for the same kind of truck ...
NASA's J-2X engine kicks off 2012 with powerpack testing
(PhysOrg.com) -- A new series of tests on the engine that will help carry humans to deep space will begin next week at NASA's Stennis Space Center in southern Mississippi. The tests on the J-2X engine bring ...
China's drive for 'green' cars hits roadblocks
Foreign and domestic car makers are struggling to sell environmentally friendly vehicles in China, the world's largest auto market, even as Beijing pumps billions into clean energy.
One-third of car fuel consumption is due to friction loss
No less than one third of a car's fuel consumption is spent in overcoming friction, and this friction loss has a direct impact on both fuel consumption and emissions. However, new technology can reduce friction by anything ...
Lubricant in metal-on-metal hip implants found to be graphite, not proteins
A team of engineers and physicians have made a surprising discovery that offers a target for designing new materials for hip implants that are less susceptible to the joint's normal wear and tear.
Researchers discover a way to significantly reduce the production costs of fuel cells
Researchers at Aalto University in Finland have developed a new and significantly cheaper method of manufacturing fuel cells. A noble metal nanoparticle catalyst for fuel cells is prepared using atomic layer ...
First J-2X combustion stability test a success
(PhysOrg.com) -- NASA conducted a key stability test firing of the J-2X rocket engine Dec. 1, marking another step forward in development of the upper-stage engine that will carry humans farther into space ...
Manchester jet engine project takes FLITES
FLITES (Fibre-Laser Imaging of Gas Turbine Exhaust Species ) aims to establish a world-leading capability to map several exhaust species from aeroplanes using tomographic imaging.
Want fuel cells? Think outside the hydrogen tank
(PhysOrg.com) -- When most people hear the words "fuel cell," they think of eco-friendly, hydrogen-powered cars that emit nothing more than water.
3-D battery structure shows new twist in battery design
Volt: GM's car of the future?
The Chevrolet Volt is many things: an attention grabber, a potential cure for an oil dependent nation - the list goes on.
Simulating turbulent combustion speeds design
Air and fuel mix violently during turbulent combustion. The ferocious mixing needed to ignite fuel and sustain its burning is governed by the same fluid dynamics equations that depict smoke swirling lazily ...
Car-sharing introducing Canadians to electric vehicles
In a Montreal parking lot, Jean-Francois Beauchamp unhooks a power cable from his loaner car and cheerfully drives away, an enthusiastic user of a new service that is finding fans in equal measure among commuters ...