News tagged with energy density

For better batteries, just add water

Lithium-ion batteries are now found everywhere in devices such as cellular phones and laptop computers, where they perform well. In automotive applications, however, engineers face the challenge of squeezing ...

Jul 04, 2013 4.6 / 5 (26) 3 | with audio podcast

How to overcome the oxide barrier

(Phys.org) —Researchers at Pacific Northwest National Laboratory have uncovered the characteristics of a low-resistance electrical contact to strontium titanate, SrTiO3, an important prototypical oxide semi ...

May 13, 2013 5 / 5 (2) 0 | with audio podcast

Tortuous paths hamper ion transport

(Phys.org) —ETH-Zurich researchers use x-ray tomography to screen lithium ion battery electrodes and can reconstruct the microstructure in high resolution. This helps to understand the discharging and charging ...

Apr 08, 2013 5 / 5 (2) 0 | with audio podcast