Scientists have built a new a lithium-ion (Li-ion) battery anode that incorporates iron oxide, ...

Conventional lithium-ion batteries contain problematic substances such as nickel and cobalt, and the solvents used to coat ...

A multi-institutional team has directly observed electron hopping in iron oxide particles, a phenomenon that holds huge significance for a broad range of environment- and energy-related applications.

Lithium-ion batteries power everything from smartphones to electric cars, but they rely on materials that raise environmental and ethical concerns. Metals like nickel and cobalt are costly to mine, ...