Spinels with the formula of AB2O4 (where A and B are metal ions) and the properties of
magnetism, optics, electricity, and catalysis have taken significant roles in applications of …

The lithium–O2 battery is one of most promising energy storage and conversion devices due
to its ultrahigh theoretical energy density and hence has broad application potential in …

When lithium–oxygen batteries discharge, O2 is reduced at the cathode to form solid Li2O2.
Understanding the fundamental mechanism of O2 reduction in aprotic solvents is therefore …

Currently, fossil fuels supply over 85% of the world's evergrowing energy demand. 1 There
is an increasing concern about the global climate change resulting from the worldwide use …

Lithium/air is a fascinating energy storage system. The effective exploitation of air as a
battery electrode has been the long‐time dream of the battery community. Air is, in principle …

Rechargeable lithium air (Li–air) batteries, especially the non-aqueous type, are considered
the most promising energy storage and conversion device candidates for use in future …

Rechargeable aprotic Li–O2 batteries are one of the most promising next‐generation battery
technologies that can deliver extremely high energy density. In the past decades, this …

Iron oxides (FeOx), such as Fe2O3 and Fe3O4 materials, have attracted much attention
because of their rich abundance, low cost, and environmental friendliness. However, FeOx …

Secondary batteries have become important for smart grid and electric vehicle applications,
and massive effort has been dedicated to optimizing the current generation and improving …

This issue contains assessments of battery performance involving complex, interrelated
physical and chemical processes between electrode materials and electrolytes …