Article ID Journal Published Year Pages File Type
1297136 Solid State Ionics 2008 4 Pages PDF
Abstract

Long-range crystal structures, local cation/anion environments, and ionic conduction characteristics of scandia stabilized zirconia (SSZ) with different Sc compositions were investigated with the help of X-ray diffraction (XRD), solid-state nuclear magnetic resonance (NMR), and electrochemical impedance spectroscopy (EIS). Both 45Sc and 17O NMR analyses were performed. Low ionic conductivities and high activation energies observed in high-Sc samples at low temperatures were attributed to defect association and cation ordering.

Related Topics
Physical Sciences and Engineering Chemistry Electrochemistry
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