Proton-conducting oxides are a class of solid-state ion-conducting ceramic materials that
demonstrate significant hydrogen ion (proton) conductivity at intermediate temperatures (eg …

The electrochemical oxygen reduction reaction (ORR) and oxygen evolution reaction (OER)
are fundamental processes in a range of energy conversion devices such as fuel cells and …

The development of clean and efficient energy conversion and storage systems is becoming
increasingly vital as a result of accelerated global energy consumption. Solid oxide fuel cells …

Mixed ionic‐electronic conducting (MIEC) membranes have gained growing interest recently
for various promising environmental and energy applications, such as H2 and O2 …

Perovskite oxides have substantial role in the sustainable energy delivery as reflected by
their applicability as oxygen-transporting membranes (OTMs), as electrode/electrolyte …

Oxygen permeable membrane, which has the advantages of high separation selectivity, low
energy consumption and simple process in oxygen separation, can be used in the fields of …

Oxy-fuel combustion has received significant attention because it is widely considered to be
a promising method for cost-effective CO 2 capture. The key to the success of oxy-fuel …

Following previous surveys of the solid electrolyte ceramics and electrode reaction
mechanisms in solid oxide fuel cells, this review is focused on the comparative analysis of …

Abstract Triple‐conducting (H+/O2−/e−) cathodes are a vital constituent of practical protonic
ceramic fuel cells. However, seeking new candidates has remained a grand challenge on …

Solid-oxide fuel cells (SOFCs) convert chemical energy directly into electric power in a
highly efficient way. Lowering the operating temperature of SOFCs to around 500–800° C is …