Effect of Metastable Phase Content Controlled by Heat-Treatment on High Temperature Oxidation Performance of Directionally Solidified Ni-Si Hypereutectic Composites. - Li, Wei; Cui, Chunjuan; Liang, Zhanpeng; Liu, Wei; Zhao, Zhiqi; Li, Haolin; Su, Haijun; Luo, Lei (Journal of Wuhan University of Technology, 2026)