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Batteries
Energy and the Environment
Renewable Energy
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Energy Technology
Environmental Science
New Rechargeable Lithium Batteries Could Jump-Start Hybrid Electric Car Efficiency
September 15, 2008 — Researchers are helping to develop new rechargeable batteries that could improve hybrid electric cars in the future. For hybrid cars, new materials are crucial to make the batteries lighter, safer ... > full story -
Fuel-Saving Designs Improve Efficiency Of Hydraulic Systems
September 9, 2008 — Researchers have shown how to reduce fuel consumption and dramatically improve the efficiency of hydraulic pumps and motors in heavy construction ... > full story -
Energy Storage For Hybrid Vehicles
August 14, 2008 — Hybrid technology combines the advantages of combustion engines and electric motors. Scientists are developing high-performance energy storage units, a prerequisite for effective hybrid ... > full story -
Promising Lithium Batteries For Electric Cars
August 7, 2008 — Why does lithium iron phosphate, a candidate for use in future lithium batteries, conduct electricity despite being an insulating material? Chemists have shed light on this paradox. Their ... > full story -
Microchip Sets Low-Power Record With Extreme Sleep Mode
June 13, 2008 — A low-power microchip uses 30,000 times less power in sleep mode and 10 times less in active mode than comparable chips now on the ... > full story -
Improved Ion Mobility Is Key To New Hydrogen Storage Compound
May 16, 2008 — A materials scientist has deciphered the structure of a new class of materials that can store relatively large quantities of hydrogen. The new analysis may point to a practical hydrogen storage ... > full story -
Fuels Cells: New Material Increases Power Output By More Than 50 Percent
May 15, 2008 — Engineers have improved the power output of one type of fuel cell by more than 50 percent through technology that could help these environmentally friendly energy storage devices find a much broader ... > full story -
Wireless EEG System Self-Powered By Body Heat And Light
April 12, 2008 — Scientists have developed a battery-free wireless 2-channel EEG system powered by a hybrid power supply using body heat and ambient light which could be used to monitor brain waves after a head ... > full story -
More Safety For Cell Phone Batteries
April 11, 2008 — Researchers have created a novel safer lithium-ion battery. It is based on a polymer electrolyte, which is -- unlike the liquid electrolyte in conventional lithium-ion batteries -- not inflammable. ... > full story -
Not All Smoke Alarms Created Equal
April 11, 2008 — If you thought all smoke alarms were equally effective, think again. Photoelectric smoke alarms are much more likely to remain functioning after installation than are ionization alarms. But ... > full story
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