Highly conductive grain boundaries in cold-sintered barium zirconate-based proton conductors
Moritz Kindelmann, Sonia Escolástico, Laura Almar, Ashok Vayyala, Dylan Jennings, Wendelin Deibert, Wilhelm A. Meulenberg, Wolfgang Rheinheimer, Martin Bram, José M. Serra, Joachim Mayer, Olivier Guillon
Abstract
A novel processing route for barium zirconate based protonic ceramics using cold sintering enables decreased sintering temperatures as well as high grain boundary conductivity.
Topics & Concepts
Materials scienceElectrical conductorCeramicBariumGrain boundaryProtonZirconateRobustness (evolution)Grain sizeComposite materialMetallurgyMicrostructureChemistryPhysicsBiochemistryTitanateQuantum mechanicsGeneAdvancements in Solid Oxide Fuel CellsFuel Cells and Related MaterialsMethane Hydrates and Related Phenomena