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 …

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 …

Reversible solid oxide cells (rSOCs) based on proton-conducting electrolytes represent an
advanced electrochemical technology aimed at reversible energy conversion. Their high …

A large amount of thermal energy emitted from many industrial processes is available as
waste heat. Thermoelectric (TE) power generators that convert heat directly into electricity …

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 …

Abstract Reversible Solid Oxide Cells (r-SOCs) are promising devices for energy production
and management, with the misfit calcium cobaltite electrode ([Ca 2 CoO 3− δ] q [CoO 2] …

The electrochemical performance of Ca 3 Co 4 O 9+ δ (CCO) oxygen electrode with La 0.6
Sr 0.4 FeO 3-δ (LSF) interlayer in YSZ-based reversible solid oxide cells (RSOCs) was …

Calcium cobaltite materials are synthesized by calcining the mixture of CaCO 3 and Co 3 O
4 with the Ca: Co ratio of 3: 4. The reactivity of CaCO 3 with Co 3 O 4 is evaluated by …

In this study, Cu and Mo ions were doped in Ca 3 Co 4 O 9− δ to improve the electrical
conductivity and electrochemical behavior of Ca 3 Co 4 O 9− δ ceramic and the performance …

The oxygen transport kinetics of the misfit-layered cobaltite, Ca3Co4O9+ δ, known for its
thermoelectric properties, was investigated by combined application of 18O/16O isotope …