采用X射线衍射(XRD)、正电子湮没技术(PAT)-多普勒展宽谱,研究Zr41Ti14Cu12.5Ni10Be22.5块体非晶合金及其过冷液相区结构自由体积周围的元素分布.结果表明:原始制备的Zr41Ti14Cu12.5Ni10Be22.5块体非晶合金其结构自由体积周围主要富集Zr原子,在过冷液相区(T＝400 ℃)等温退火后,在该合金结构自由体积周围探测到Zr、Ti和Be原子.
参考文献
| [1] | Zhuang Yanxin;Wang Weihua .[J].Journal of Applied Physics 1,2000,6:8209. |
| [2] | Peker A;Johnson W L .[J].Applied Physics Letters,1993,68(06):2342. |
| [3] | 谢希德;方俊鑫.固体物理学[M].上海:上海科学技术出版社,1961:44. |
| [4] | 郭贻诚;王震西.非晶态物理学[M].北京:科学出版社,1983:315. |
| [5] | Nishiyama N.;Inoue A. .Glass-Forming Ability of Bulk Pd_(40)Ni_(10)Cu_(30)P_(20) Alloy[J].Materials transactions,1996(10):1531-1539. |
| [6] | ZHANG Ke-qin,LU Qi-zhu.Deformation of Zr41 Ti14 CU12.5 Ni10 Be22.5 bulk amorphous alloy under isobaric pressure in super-cooled liquid region[J].中国有色金属学会会刊（英文版）,2005(03):612-614. |
| [7] | Wang Wenhua;Wang Wenkui;Bai Haiyang .[J].Science in China(Series A),1998,28(05):443. |
| [8] | Greer A L .[J].Nature,1999,402(11):132. |
| [9] | 马如璋;徐祖雄.材料物理现代研究方法[M].Beijing:The Metallurgy Industry Press,1997:52. |
| [10] | Haotuo P J;何元金;郁伟中.正电子湮没技术[M].北京:科学出版社,1983:160. |
| [11] | Asoka-Kumar P;Alatalo M;Ghosh V J et al.[J].Physical Review Letters,1996,77(15):2097. |
| [12] | Szpala S.;Nielsen B.;Peng JP.;Hayakawa S.;Lynn KG. Gossmann HJ.;Asokakumar P. .DEFECT IDENTIFICATION USING THE CORE-ELECTRON CONTRIBUTION IN DOPPLER-BROADENING SPECTROSCOPY OF POSITRON-ANNIHILATION RADIATION[J].Physical Review.B.Condensed Matter,1996(7):4722-4731. |
| [13] | Rempel A A;Sprengel W;Schaefer H E et al.[J].Physical Review Letters,2002,89(18):185 501. |
| [14] | Zhang X Y;Sprengel W;Blaurock K .[J].Physical Review B,2002,66(17):144 105. |
| [15] | Schaefer H E .[J].Physical Status Solidi A Applied Research,1987,102(01):47. |
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%