Nanogenerator's output triples previous record
Sponge-like graphene makes promising supercapacitor electrodes
New energy storage device could recharge electric vehicles in minutes
Rechargeable lithium-sulfur batteries get a boost from graphene
Tiny heat engine may be world's smallest
New flow battery could enable cheaper, more efficient energy storage
MIT researchers have engineered a new rechargeable flow battery that doesn't rely on expensive membranes to generate and store electricity. The device, they say, may one day enable cheaper, large-scale energy ...
Superconductor from solvent created: Study opens up new understanding of phenomenon
A study led by Washington State University researchers has turned a fairly common non-metallic solvent into a superconductor capable of transmitting electrical current with none of the resistance seen in ...
High-efficiency zinc-air battery developed
Stanford University scientists have developed an advanced zinc-air battery with higher catalytic activity and durability than similar batteries made with costly platinum and iridium catalysts. The results, ...
Hybrid ribbons a gift for powerful batteries: Vanadium oxide - graphene material works well for lithium-ion storage
Hybrid ribbons of vanadium oxide (VO2) and graphene may accelerate the development of high-power lithium-ion batteries suitable for electric cars and other demanding applications.
Researchers develop graphene supercapacitor holding promise for portable electronics
(PhysOrg.com) -- Electrochemical capacitors (ECs), also known as supercapacitors or ultracapacitors, differ from regular capacitors that you would find in your TV or computer in that they store substantially ...
First macro-scale thin-film solid-oxide fuel cell demonstrated
(PhysOrg.com) -- Materials scientists at the Harvard School of Engineering and Applied Sciences (SEAS) and SiEnergy Systems LLC have demonstrated the first macro-scale thin-film solid-oxide fuel cell (SOFC).
Springs built from nanotubes could provide big power storage potential
(PhysOrg.com) -- New research by MIT scientists suggests that carbon nanotubes -- tube-shaped molecules of pure carbon -- could be formed into tiny springs capable of storing as much energy, pound for pound, ...
Artificial Leaves Generate Power by Pumping Water
Harvesting vibrations to power microsensors
Battery replacement may soon be a thing of the past. Researchers from A*STAR's Institute of Microelectronics (IME) are tapping into low frequency vibrations, the most abundant and ubiquitous energy source in the surroundings, ...