Source vocabularyMetadata Research Center
spinodal decomposition
IRI
https://w3id.org/matsci-sam/vocabulary/mrc/spinodal_decomposition0
Canonical definition
Definition
A mechanism of phase separation in which a single-phase homogeneous mixture becomes unstable to small fluctuations in composition, leading to spontaneous decomposition into two distinct phases without the need for nucleation and growth.
Featured example · supporting context
Spinodal decomposition in an Al-Zn alloy produces a characteristic fine, interconnected microstructure.
Christopher RauchJul 20, 2026Definition 2 · revision 1proposedNo commentsAI-assisted revision · gemma4:26b