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Liquid-Liquid Phase Separation in Heavy-Metal Fluoride Glass.

机译:重金属氟化物玻璃中的液 - 液相分离。

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摘要

The microstructure of heavy-metal fluoride glass of composition 28.5CdF22.-5.0LiF-28.5AlF3-38PbF2 was investigated using scanning electron microscopy and energy-dispersive X-ray techniques. Liquid-liquid phase separation was observed in crucible-cooled glass samples. The volume fraction of the dispersed glass phase-increased substantially as a result of heating the sample at 309 C for 1 h. Keywords: Glass transition temeprature; Crystallization temperature, Microstructure.

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