Kinetic origins of the metastable zone width in the manganese oxide Pourbaix diagram
Bor‐Rong Chen, Wenhao Sun, Daniil A. Kitchaev, Kevin H. Stone, Ryan C. Davis, Gerbrand Ceder, Laura T. Schelhas, Michael F. Toney
Abstract
The metastable zone width is the region on a phase diagram where a phase transformation is thermodynamically favored but kinetically hindered. Reaction conditions may need to be far beyond the Pourbaix phase diagram boundaries to initiate nucleation.
Topics & Concepts
Pourbaix diagramPhase diagramMetastabilityDiagramNucleationThermodynamicsPhase (matter)OxideMaterials scienceKinetic energyChemistryPhysical chemistryMetallurgyPhysicsMathematicsOrganic chemistryQuantum mechanicsElectrodeElectrochemistryStatisticsMagnetic and transport properties of perovskites and related materialsCatalytic Processes in Materials ScienceTransition Metal Oxide Nanomaterials