微合金化元素La对亚共晶Al-Si合金凝固组织与力学性能的影响
郑秋菊, 叶中飞, 江鸿翔, 卢明, 张丽丽, 赵九洲

Effect of Micro-Alloying Element La on Solidification Microstructure and Mechanical Properties of Hypoeutectic Al-Si Alloys
ZHENG Qiuju, YE Zhongfei, JIANG Hongxiang, LU Ming, ZHANG Lili, ZHAO Jiuzhou
表1 不同组元之间的混合焓变[23] (kJ·mol-1)
Table 1 The enthalpy of mixing between various elements[23]
ElementAlSiLaSrTiB
Al------
Si-19-----
La-38-73----
Sr-18-4914---
Ti-30-662053--
B0-14-47-18-58-