Conditions for metastable crystallization from undercooled melts

• Published in: Journal of non-crystalline solids Vol. 337; no. 3; pp. 220 - 225
• Main Authors: Avramov, I., Rüssel, C., Avramova, K.
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 15.07.2004; Elsevier
• Subjects: Cross-disciplinary physics: materials science; rheology; Exact sciences and technology; Growth from melts; zone melting and refining; Materials science; Methods of crystal growth; physics of crystal growth; Physics; Theory and models of crystal growth; physics of crystal growth, crystal morphology and orientation; N240; C290; Supercooled liquids; Phase diagrams; Metastable phases; Critical points; Crystallization; Growth mechanism; Theoretical study; Chemical potential; Supercooling; Melts

The limits of validity of Ostwald's rule of stages are investigated theoretically in the case of crystallization of undercooled melts. The treatment is within the limits of capillary theory. Two basic models are compared: (1) According to the first one (model A), the phase with lower energy of...