利用机械合金化法,以Zr66.7Ni33.3合金粉末作为基体,选择TiC作为掺杂物,研究其对机械合金化诱导合金粉末显微结构演化行为的影响.研究发现,掺杂适量的TiC粉末可使Ti和C原子在Zr-Ni间发生不均匀扩散,导致局域范围内原子排列的无序度增大,从而提高非晶形成能力和机械稳定性,其中5wt％ TiC的掺杂效果最佳.此外,3wt％TiC掺杂导致非晶相的热稳定性优于5wt％TiC的掺杂效果,说明机械合金化合成Zr-Ni基非晶合金粉末的机械稳定性和其热稳定性之间无相关性.
参考文献
| [1] | Zhang B;Zhao D Q;Pan M X et al.[J].Physical Review Letters,2005,94:205502. |
| [2] | Xi X K;Li L L;Zhang B et al.[J].Physical Review Letters,2007,99:095501. |
| [3] | Wang W H .[J].Progress in Materials Science,2007,52:540. |
| [4] | Zhang B;Zhao D Q;Pan M X et al.[J].Acta Materialia,2006,54:3025. |
| [5] | Wang Y;Chen X X;Geng H R et al.[J].Journal of Alloys and Compounds,2009,474:152. |
| [6] | Wang Y;Geng HR;Yang ZX;Teng XY;Zhou GR .Effect of carbon on the microstructural evolution of Zr66.7-xNi33.3Cx (x = 0, 1, 3) alloys during mechanical alloying[J].Journal of Non-Crystalline Solids: A Journal Devoted to Oxide, Halide, Chalcogenide and Metallic Glasses, Amorphous Semiconductors, Non-Crystalline Films, Glass-Ceramics and Glassy Composites,2008(33):3984-3989. |
| [7] | Wang, Y;Geng, HR;Wang, Y .Influence of minor addition of Pd, Ag or Au on the microstructural evolution of mechanically alloyed Zr-Ni alloys[J].Journal of Non-Crystalline Solids: A Journal Devoted to Oxide, Halide, Chalcogenide and Metallic Glasses, Amorphous Semiconductors, Non-Crystalline Films, Glass-Ceramics and Glassy Composites,2009(8):464-467. |
| [8] | Liu T;Shen P;Qiu F et al.[J].Scripta Materialia,2009,60:84. |
| [9] | 孙玉峰,张国胜,魏炳忱,李维火,王育人.TiC原位增强块状Cu47Ti34Zr11Ni8非晶合金复合材料[J].科学通报,2004(02):115-119. |
| [10] | Kawamura Y;Mano H;Inoue A .[J].Scripta Materialia,2000,43:1119. |
| [11] | El-Eskandarany M S;Inoue A .[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,2002,33:135. |
| [12] | 武晓峰,张海峰,邱克强,杨洪才,胡壮麒.原位合成ZrC颗粒增强锆基非晶复合材料及力学性能[J].金属学报,2003(05):555-560. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%