(Phys.org)—As physicists work on miniaturizing devices, they will eventually run into the ultimate limit: the atom. A fundamental question in this area is whether it's even possible to scale down a macroscale engine such ...
Microscopic tears in a new kind of man-made material may actually help the substance bulk up like a bodybuilder at the gym.
Materials Science
Aug 4, 2013
1
0
(Phys.org)—A new study of the batteries commonly used in hybrid and electric-only cars has revealed an unexpected factor that could limit the performance of batteries currently on the road.
Engineering
Dec 12, 2012
5
0
A group of researchers at the University of California, Riverside Bourns College of Engineering have developed a technique to keep cool a semiconductor material used in everything from traffic lights to electric cars.
Nanophysics
May 8, 2012
0
0
A Stanford University research team has designed a high-efficiency charging system that uses magnetic fields to wirelessly transmit large electric currents between metal coils placed several feet apart. The long-term goal ...
Energy & Green Tech
Feb 1, 2012
66
2
(PhysOrg.com) -- Chemists have solved the 150 year-old mystery of what gives the lead-acid battery, found under the bonnet of most cars, its unique ability to deliver a surge of current.
Condensed Matter
Dec 19, 2011
14
0
What would be a case for the repair shop for a car engine is completely normal for a micro engine. If it sputters, this is caused by the thermal motions of the smallest particles, which interfere with its running. Researchers ...
General Physics
Dec 11, 2011
13
0
Imagine a cellphone battery that stayed charged for more than a week and recharged in just 15 minutes. That dream battery could be closer to reality thanks to Northwestern University research.
Materials Science
Nov 14, 2011
17
0
(PhysOrg.com) -- By looking to Mother Nature for solutions, researchers have identified a promising new binder material for lithium-ion battery electrodes that not only could boost energy storage, but also eliminate the use ...
Polymers
Sep 8, 2011
1
0
(PhysOrg.com) -- Volkswagen has unveiled its new, prototype super-efficient hybrid vehicle, the XL1, at this week's Qatar motor show. The car has been under development for a decade and Volkswagen claims it is the most economical ...
