预退火对Sm5 Fe74.3Nb1.5Si11.7 B4.5C2.5Cu0.5非晶合金晶化动力学的影响

JOURNAL OF FUNCTIONAL MATERIALS(2002)

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Abstract
研究了预退火对Sm5Fe74.3Nb1.5Si11.7B4.5C 5 Cu0. 5非晶合金晶化动力学的影响.结果表明,预退火处理使非晶合金晶化相α-Fe和Sm2Fe17Cx的晶化温度(Tp)和晶化表观激活能(Ec)值降低,且改变晶化相a-Fe在晶化过程中晶化激活能的变化趋势,有助于该合金在晶化退火中形成晶粒尺寸较小的α-Fe相.
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