利用分子动力学研究了液态Al75Ti25合金在不同压强(0 GPa、5 GPa)下的非晶化能力.通过径向分布函数g(r)、键对、HA和多面体指数分析了Al75Ti25合金体系在不同压强(0 GPa、5 GPa)下的微观结构随温度的变化关系.结果表明:Al75Ti25合金体系压强分别为5 GPa、0 GPa时,通过快速冷却液态Al75Ti25合金都能形成非晶态合金;而压强在5 GPa时,该合金的非晶化转变温度升高,同时温度降到300 K时,表征二十面体的HA指数含量达到8.1％,1551键对的含量为28.5％,因此高压强有助于提高Al75Ti25合金体系的玻璃化转变能力.
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