New method increases energy density in lithium batteries

Yuan Yang, assistant professor of materials science and engineering at Columbia Engineering, has developed a new method to increase the energy density of lithium (Li-ion) batteries. He has built a trilayer structure that ...

Researchers develop an efficient dual-ion battery design

Dual-ion batteries (DIBs) are a new type of battery developed in recent years, typically using graphite as both the cathode and anode material. DIBs can operate across a wider voltage window with safer performance, and are ...

Slicing through materials with a new X-ray imaging technique

Researchers at the U.S. Department of Energy's Brookhaven National Laboratory have created a new imaging technique that allows scientists to probe the internal makeup of a battery during charging and discharging using different ...

Charging ahead with magnesium batteries

A battery for laptops and smart phones that is long-lasting, safe and affordable is a step closer thanks to work by A*STAR researchers.

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