New lithium-oxygen battery greatly improves energy efficiency, longevity
Monday, July 25, 2016 - 11:01
in Physics & Chemistry
Lithium-air batteries are considered highly promising technologies for electric cars and portable electronic devices because of their potential for delivering a high energy output in proportion to their weight. But such batteries have some pretty serious drawbacks: They waste much of the injected energy as heat and degrade relatively quickly. They also require expensive extra […]