nucleation of phase separation

in polymer chemistry
https://doi.org/10.1351/goldbook.NT07272
Initiation of phase domain formation through the presence of heterogeneities.
Note:
In a metastable region of a phase diagram, phase separation is initiated only by nucleation.
Source:
PAC, 2004, 76, 1985. (Definition of terms related to polymer blends, composites, and multiphase polymeric materials (IUPAC Recommendations 2004)) on page 1997 [Terms] [Paper]
Citation: 'nucleation of phase separation' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.NT07272 RIS BibTex EndNote
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Last revised: February 24, 2014