News tagged with electrodes

3D printing tiny batteries

(Phys.org) —3D printing can now be used to print lithium-ion microbatteries the size of a grain of sand. The printed microbatteries could supply electricity to tiny devices in fields from medicine to communications, ...

Jun 18, 2013
5 / 5 (19) 5 | with audio podcast

Researchers boost silicon-based batteries

(Phys.org)—Researchers at Rice University have refined silicon-based lithium-ion technology by literally crushing their previous work to make a high-capacity, long-lived and low-cost anode material with ...

Nov 01, 2012
4.5 / 5 (10) 2 | with audio podcast

Composite battery boost

(Phys.org) —New composite materials based on selenium (Se) sulfides that act as the positive electrode in a rechargeable lithium-ion (Li-ion) battery could boost the range of electric vehicles by up to ...

Dec 04, 2013
4.9 / 5 (24) 2 | with audio podcast

A new kind of chemical 'glue'

Over the past three decades, researchers have found various applications of a method for attaching molecules to gold; the approach uses chemicals called thiols to bind the materials together. But while this ...

May 30, 2013
5 / 5 (2) 0 | with audio podcast

James' bond: A graphene / nanotube hybrid

(Phys.org)—A seamless graphene/nanotube hybrid created at Rice University may be the best electrode interface material possible for many energy storage and electronics applications.

Nov 27, 2012
4.9 / 5 (23) 7 | with audio podcast

Eavesdropping on lithium ions

(Phys.org) —Lithium ion batteries are at the energetic heart of almost all things tech, from cell phones to tablets to electric vehicles. That's because they are a proven technology, light, long-lasting ...

Jul 08, 2013
4 / 5 (5) 0 | with audio podcast

Inexpensive material boosts battery capacity

Battery-powered cars offer many environmental benefits, but a car with a full tank of gasoline can travel further. By improving the energy capacity of lithium-ion batteries, a new electrode made from iron ...

Oct 23, 2013
4.4 / 5 (16) 0 | with audio podcast