通过拉伸试验以及XRD,EBSD,TEM实验手段研究了一种生物医用低模量亚稳定β钛合金在冷轧压下量20％～90％变形过程中相结构、晶体取向、力学性能和弹性模量的变化,分析了产生这些变化的原因,提出了具有bcc晶体结构的β钛合金在形变带上形成纳米晶的微观机制以及纳米结构和形变织构共同影响钛合金弹性模量的新观点.
参考文献
| [1] | Kent D;Wang G;Yu Z;Ma X;Dargusch M .Strength enhancement of a biomedical titanium alloy through a modified accumulative roll bonding technique.[J].Journal of the mechanical behavior of biomedical materials,2011(3):405-416. |
| [2] | Cui W F;Guo A H;Zhou L et al.[J].Science China(Technological Sciences),2010,53(06):1513. |
| [3] | Kuramoto S;Furuta T;Hwang J et al.[J].Materials science & engineering A Structural materials:properties microstructure and processing,2006,442(1-2):454. |
| [4] | Min X H;Emur S;Sekido N et al.[J].Materials science & engineering A Structural materials:properties microstructure and processing,2010,527(10-11):2693. |
| [5] | Li T;Morris J W;Nagasako N et al.[J].Physical Review Letters,2007,98(10):105. |
| [6] | Besse M;Castany P .[J].Acta Materialia,2011,59(15):5982. |
| [7] | Wang Y B;Zhao Y H;Lian Q et al.[J].Scripta Materialia,2010,63(06):613. |
| [8] | 郝玉琳,杨锐.纳米高强Ti-Nb-Zr-Sn合金[J].金属学报,2005(11):1183-1189. |
| [9] | Guo Q;Wang Q;Sun D L et al.[J].Materials science & engineering A Structural materials:properties microstructure and processing,2010,527(16-17):4229. |
| [10] | Shan Z W;Stach E A;Wiezorek J M K et al.[J].Science,2004,305(5684):654. |
| [11] | Van Swygenhoven H;Caro A;Farkas D .[J].Scripta Materialia,2001,44(8-9):1513. |
| [12] | Schuh C A;Nieh T G;Yamasaki T .[J].Scripta Materialia,2002,46(10):735. |
| [13] | Meyers M A;Mishra A;Benson D J .[J].Progress in Materials Science,2006,51(04):427. |
| [14] | Kumar K S;Van Swygenhoven H;Suresh S .[J].Acta Materialia,2003,51(19):5743. |
| [15] | 邸玉贤,计欣华,李林安,秦玉文,陈金龙.纳米金属材料宏观弹性模量的数值模拟研究[J].机械强度,2007(01):16-19. |
| [16] | 常明;杨保和;常皓 .[J].物理学报,1999,48(07):12. |
| [17] | 吴恒安,王秀喜,倪向贵,王宇.金属纳米杆弹性模量的直接原子计算[J].金属学报,2002(11):1219-1222. |
| [18] | Ovid'ko IA;Sheinerman AG .Special rotational deformation in nanocrystalline metals and ceramics[J].Scripta materialia,2008(1):119-122. |
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