Simple mathematical formula models lithium-ion battery aging

Hybrid electric vehicles, cell phones, digital cameras, and the Mars Curiosity rover are just a few of the many devices that use rechargeable lithium-ion batteries. Now a team of Penn State researchers has a simple mathematical ...

GOCE's electric ion propulsion engine switched on

(PhysOrg.com) -- GOCE's sophisticated electric ion propulsion system has been switched on and confirmed to be operating normally, marking another crucial milestone in the satellite's post-launch commissioning phase.

New hydraulic actuator will make robots tougher

Researchers at the Tokyo Institute of Technology (Tokyo Tech) have developed a hydraulic actuator that will allow tough robots to operate in disaster sites and other harsh environments. The Tokyo Tech Venture H-MUSCLE Corporation ...

Smithsonian shows 100 years of electric car's past

(AP) -- The history of electric cars is going on display at the Smithsonian's National Museum of American History with two "electrifying cars" from the early 20th century.

Big Blue dreams of a big green battery

Spike Narayan watched a Tesla electric sports car rocket from zero to 60 mph (100 kph) in less than four seconds and knew batteries would be the next big thing.

Hyundai unveils South Korea's first electric car

Hyundai Motor Thursday unveiled South Korea's first full-speed electric car, designed to tap into the increasingly competitive electric auto market, hailed as the industry's future.

FDA approves Indego exoskeleton for clinical and personal use

The U.S. Food and Drug Administration (FDA) has given clearance to market and sell the powered lower-limb exoskeleton created by a team of Vanderbilt engineers and commercialized by the Parker Hannifin Corporation for both ...

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