Batteries: Scientists see how and where disruptive structures form and cause voltage fading
(Phys.org)—Starting as a few atoms long, thorns forming on the electrode's surface in a specialized lithium battery cause the battery to gradually fade, according to scientists at Pacific Northwest National ...
Study paves way for larger, safer lithium ion batteries
(Phys.org)—Looking toward improved batteries for charging electric cars and storing energy from renewable but intermittent solar and wind, scientists at Oak Ridge National Laboratory have developed the ...
South Korea carries news of bendable, shape-conformable batteries
'Yolk-shell' design leads to world-record battery performance
(Phys.org)—SLAC and Stanford scientists have set a world record for energy storage, using a clever "yolk-shell" design to store five times more energy in the sulfur cathode of a rechargeable lithium-ion ...
Ancient red dye powers new 'green' battery
Rose madder – a natural plant dye once prized throughout the Old World to make fiery red textiles – has found a second life as the basis for a new "green" battery.
Researchers explore nickel's love-hate relationship with battery electrodes
Examining battery materials on the nano-scale reveals how nickel forms a physical barrier that appears to impede the shuttling of lithium ions in the battery's electrode, reducing how fast the materials charge ...
Nanoparticles improve lithium battery electrodes
(Phys.org)—Materials scientists have developed a simple, robust way to fabricate carbon-free and polymer-free, lightweight colloidal films for lithium-ion battery electrodes, which could greatly improve ...
Nickelblock: An element's love-hate relationship with battery electrodes
Anyone who owns an electronic device knows that lithium ion batteries could work better and last longer. Now, scientists examining battery materials on the nano-scale reveal how nickel forms a physical barrier ...
Toyota shows off all solid state lithium superionic conductor based prototype battery
No-battery lantern uses water and salt for light
Independent control of ionic and electronic conductivity research
(Phys.org) -- Lawrence Livermore National Laboratory researchers have discovered a new method to control the conductivity of materials that could eventually apply to fuel cells, batteries and gas sensors.
A cleaner, faster battery
A team of Stanford and Canadian Light Source researchers have developed an ultrafast rechargeable battery from non-toxic materials.
Power-generating knee strap hints at end for batteries
Battery-powered devices could soon be a thing of the past thanks to a group of UK researchers who have created a novel energy harvester to power some of the latest wearable gadgets.
Sulfur in every pore: Improved batteries with carbon nanoparticles
From smartphones to e-bikes, the number of mobile electronic devices is steadily growing around the world. As a result, there is an increased need for batteries that are small and light, yet powerful. As the ...