The lack of efficient and dependable batteries continues to limit the development of everything from portable electronics to hybrid vehicles. But new batteries made using nanotechnology are offering smaller, more efficient, and safer alternatives.
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ALL SPECIAL REPORTS
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 - Battery Breakthrough?
- A Texas company says it can make a new ultracapacitor power system to replace the electrochemical batteries in everything from cars to laptops.
The secretive startup company developing what some are calling a "game changing" energy-storage technology broke its silence. It announced that it has reached two production milestones and is on track to ship systems this year for use in electric vehicles. Read More
- Self-Assembling Batteries
- By measuring nanoscale forces, researchers learn to make lithium-ion batteries that pull themselves together.
- Safer, Longer-Lasting Batteries
- Thin-film technology is still expensive, but it could soon run remote sensors and medical implants--and one day electric vehicles.
- 3M's Higher-Capacity Lithium-Ion Batteries
- New electrodes and electrolytes could mean higher energy and less danger from lithium-ion batteries.
- Higher-Capacity Lithium-Ion Batteries
- Nanostructured electrodes and active materials could shrink batteries for portable electronics and electric vehicles.
- Battery Breakthrough -- An Update
- As President Bush talks up the need for more research, scientists are making advances in hybrids and all-electric vehicles.
- Finally, Better Batteries
- Graphite, foam, nanotech-enabled lithium surge to market
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- How Future Batteries Will Be Longer-Lasting and Safer
- An MIT battery expert says advances in materials and engineering can realistically double capacities in the next 10 years, without sacrificing safety.
- Safer Lithium-Ion Batteries
- In light of Apple's and Dell's massive recalls, will computer makers opt for batteries that are less prone to catching fire?
- GE's Two-Battery Strategy for Fuel-Cell Buses
- Design effort could make fuel cells practical while pushing the state of the art in hybrid propulsion for all kinds of vehicles.
- More Powerful Hybrid Batteries
- A123 Systems has built a powerful, lightweight lithium-ion battery pack that could lower the price of hybrid vehicles.
- Safer, Higher-Capacity Batteries
- Silver-zinc battery chemistry could replace lithium ion in laptops and other electronics--if such batteries can be made cheaply enough.
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Massachusetts Institute of Technology