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Abstract:
运用分子动力学模拟方法对铝熔体中夹杂物与氢气关系进行研究,从径向分布函数、均方位移、配位数等方面分析Al2O3对铝熔体中氢扩散行为的影响。模拟结果表明,Al2O3夹杂物会破坏铝熔体中铝原子的有序排列,形成空位,大量的氢在空位上聚集,为氢气泡的形成创造条件,且在一定范围内,铝熔体中Al2O3原子含量越高,氢的聚集程度越大。A356铝屑再生试验进一步表明杂气是相互依存和作用的,排杂是除气的基础。
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铸造
ISSN: 1001-4977
Year: 2018
Issue: 6
Volume: 67
Page: 497-501
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 1
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