Surface regulating and hetero-interface engineering of an LSCF cathode by CVD for solid oxide fuel cells: integration of improved electrochemical performance and Cr-tolerance
Chunyan Xiong, Shan Xu, Xiantao Li, Tong Liu, Yuan Tan, Pei Zhao, Peng Qiu
Abstract
A conformal layer of CeO 2 on the surface of LSCF can be obtained using CVD. The fine-tuned CeO 2 /LSCF heterointerface and the suppressed Sr-segregation resulted in the improved electrochemical performance and enhanced Cr-tolerance of LSCF cathode.
Topics & Concepts
CathodeMaterials scienceElectrochemistryOxideLayer (electronics)Chemical engineeringInterface (matter)NanotechnologyComposite materialMetallurgyElectrodeChemistryPhysical chemistryEngineeringCapillary numberCapillary actionAdvancements in Solid Oxide Fuel CellsElectronic and Structural Properties of OxidesCatalysis and Oxidation Reactions