Octopus robot makes waves with ultra-fast propulsion
Scientists have developed an octopus-like robot, which can zoom through water with ultra-fast propulsion and acceleration never before seen in man-made underwater vehicles.
Molten-air battery's storage capacity among the highest of any battery type
Sodium-ion battery cathode has highest energy density to date
Self-charging battery both generates and stores energy
Memory effect now also found in lithium-ion batteries
Lithium-ion batteries are high performance energy storage devices used in many commercial electronic appliances. Certainly, they can store a large amount of energy in a relatively small volume. They have ...
Researchers develop energy-dense sugar battery
A Virginia Tech research team has developed a battery that runs on sugar and has an unmatched energy density, a development that could replace conventional batteries with ones that are cheaper, refillable, ...
A revolutionary 'nuclear battery' a step closer
(Phys.org) —Experts in nuclear physics at the University of Surrey have helped develop research towards a 'nuclear battery', which could revolutionize the concept of portable power by packing in up to a million times more ...
Can capacitors in electrical circuits provide large-scale energy storage?
Sodium-air battery offers rechargeable advantages compared to Li-air batteries
Small in size, big on power: New microbatteries the most powerful yet
(Phys.org) —Though they be but little, they are fierce. The most powerful batteries on the planet are only a few millimeters in size, yet they pack such a punch that a driver could use a cellphone powered ...
The Velkess Flywheel: A more flexible energy storage technology
Sponge-like graphene makes promising supercapacitor electrodes
Man builds most energy-efficient home he could
Saving money was never on Dennis Kaech's mind when he built his Olympia, Wash., home. But saving energy was.
Future batteries: Lithium-sulfur with a graphene wrapper
What do you get when you wrap a thin sheet of the "wonder material" graphene around a novel multifunctional sulfur electrode that combines an energy storage unit and electron/ion transfer networks? An extremely ...