Superoxide ion (O2•–) is of great significance as a radical species implicated in diverse
chemical and biological systems. However, the chemistry knowledge of O2•–is rather …

Lithium–air batteries are promising devices for electrochemical energy storage because of
their ultrahigh energy density. However, it is still challenging to achieve practical Li–air …

Sulfur compounds in transportation fuels are a pressing issue currently due to the more
stringent limits of sulfur content. Sulfur compounds lead to SO x emissions which cause …

Metal–air batteries, utilizing the reduction of ambient oxygen, have the highest energy
density because most of the cell volume is occupied by the anode while the cathode active …

Oxygen (O 2) is the most abundant element in the Earth's crust. The oxygen reduction
reaction (ORR) is also the most important reaction in life processes such as biological …

The development of future energy devices that exhibit high safety, sustainability, and high
energy densities to replace the currently dominant lithium-ion batteries has gained …

Recent advances in oxygen reduction reaction catalysis for proton exchange membrane fuel
cells (PEMFCs) include i) the use of electrochemical dealloying to produce high surface …

Bis (trifluoromethanesulfonyl) imide‐based ionic liquid (TFSI‐IL) electrolyte could endow Li‐
O2 batteries with low charging overpotential. However, their weak Li+ transport ability (LTA) …

Metal–air batteries are a well-established technology that can offer high energy densities,
low cost and environmental responsibility. Despite these favourable characteristics and …

We experimentally observed for the first time a bell-shaped (convex parabolic) differential
capacitance versus potential (C dl− E) curve, which is expected according to the theory of …