亚共晶Al-Si合金中微量元素La变质共晶Si的关键影响因素
张丽丽, 吉宗威, 赵九洲, 何杰, 江鸿翔

Key Factors Influencing Eutectic Si Modification in Al-Si Hypoeutectic Alloy by Trace La
ZHANG Lili, JI Zongwei, ZHAO Jiuzhou, HE Jie, JIANG Hongxiang
表1 计算中涉及的相关参数[20,21]
Table 1 Parameters used in the calculations[20,21]
ElementTm / KV 2/3 / (cm2·mol-2/3)nws1/3ϕ / V(r / p) / Vu
Al9334.601.394.201.90.07
Si16854.201.504.702.10.04
La11937.981.183.170.70.07