Solid oxide fuel cell (SOFC) is known for its higher efficiency compared to the other types of
fuel cells. Even so, the application of SOFC is hindered by the operational temperature of …

Continuing previous reviews on mixed-conducting electrodes for intermediate-temperature
solid oxide fuel cells (IT SOFCs), this work presents a short overview of novel cathode and …

Despite the recent substantial progress in reversible protonic ceramic cells (RPCCs) it
remains essential to further develop oxygen electrode materials that show superior activity …

Despite their high electrocatalytic activity for oxygen electrode reactions, the low phase
stability and high thermal expansion of perovskite structured materials have created …

To enhance their competitiveness of water-splitting cells and rechargeable zinc-air batteries,
it is crucial to incorporate robust and enduring electrocatalysts to facilitate oxygen evolution …

Layered structured Ca3Co4O9 has displayed great potential for thermoelectric (TE)
renewable energy applications, as it is nontoxic and contains abundantly available …

Composite electrode materials were successfully obtained by mixing of PrBaCo 2 O 6–δ
(PBCO) and Ca 3 Co 4 O 9±δ (CCO) oxides. No interactions between the components under …

Protonic ceramic cells (PCCs) hold significant promise as energy conversion devices
operating at lower temperatures in comparison to traditional Solid Oxide Cells (SOCs) …

Calcium cobaltites have emerged as an attractive alternative to be used in Solid Oxide Cells
(SOCs), due to their excellent thermal compatibility with standard electrolytes that may …

Abstract The thermoelectric material Ca 3 Co 4 O 9+ δ (CCO), with an electronic conductivity
of σ e= 240 S· cm− 1 at 650° C and a good chemical and mechanical compatibility with the …