Processing and characterisation of BaZr<sub>0.8</sub>Y<sub>0.2</sub>O<sub>3−<i>δ</i></sub>proton conductor densified at 1200 °C
Ángel Triviño-Peláez, Domingo Pérez-Coll, M. Aparicio, Duncan P. Fagg, Jadra Mosa, Glenn C. Mather
Abstract
BaZr 0.8 Y 0.2 O 3− δ densifies at 1200 °C on employing a combination of Ba excess, ZnO sintering additive and nanopowders prepared by a sol–gel route. The low densification temperature decreases grain-boundary resistance despite the lower grain size.
Topics & Concepts
SinteringGrain boundaryMaterials scienceProton conductorGrain sizeMineralogyProtonConductorAnalytical Chemistry (journal)Composite materialPhysical chemistryChemistryMicrostructurePhysicsEnvironmental chemistryElectrodeElectrolyteQuantum mechanicsAdvancements in Solid Oxide Fuel CellsElectronic and Structural Properties of OxidesAdvanced Condensed Matter Physics