利用晶胞平移和分子动力学模拟建立了Zr41Ti13.8Be22.5Ni17.5Cu5.2晶态和非晶合金的原子结构模型,利用递归方法研究了Zr41Ti13.8Be22.5Ni17.5Cu5.2晶态及非晶态合金中元素的替代效应.Be与B、Al、Si状态密度形状相似表明Be与B、Al、Si具有相似的性质,可以用Al、B、Si代替Be;非晶态相对于晶态的结构能差表明,用Al、B、Si代替Be后均使合金的非晶形成能力下降,只是Al、B下降的幅度较小;用Al、B替代Be,再用其它过渡金属替代Cu、Ni或Zr、Ti可使非晶形成能力达到含Be合金的水平.
参考文献
| [1] | A.Inoue, T.Shihata, T.Zhang, Effect of additional element on glass transition behavior and glass formation tendency of Zr-Al-Cu-Ni alloys. Mater.Trans. JIM., 36, 1420(1995) |
| [2] | A.Peker, W.L.Johnson, A highly processable metallic glass: Zr41.2Ti13.8Cu12.5Ni10.0Be22.5, Appl. Phy.Lett., 63(17), 2342(1993) |
| [3] | ZHANG Qingsheng(张庆生),WU Shiding(吴世丁),ZHANG Haifeng(张海峰),DING Bingzhe(丁炳哲),HU Zhuangqi(胡壮麒),Effects of quenched in crystallites on cyclic fatigue fracture of Zr-Al-Ni-Cu bulk amorphouS alloy(淬态晶相对块状Zr-Al-Ni-Cu非晶合金疲劳断裂的影响),Acta.Metall.Sin.(金属学报),38(3),265(2002) |
| [4] | ZHANG Qingsheng(张庆生),ZHANG Haifeng(张海峰),QIU Keqiang(邱克强),WANG Aimin(王爱民),DING Bingzhe(丁炳哲),HU Zhuangqi(胡壮麒),Crystallization of mechanically alloyed amorphous Zr-Al-Ni CuAg alloy(机械合金化Zr-Al-Ni-Cu-Ag非晶合金的晶化行为),Chinese J.Mater.Res.(材料研究学报),16(1),9(2002) |
| [5] | JI Yingfei(季颖斐),MA Xueming(马学鸣),DONG Yuanda(董远达),ZHANG Yong(张勇),WANG Weihua(汪卫华).Formation of novel bulk Zr-Nb based amorphous alloy(新型Zr-Nb基大块非晶合金的形成及性能).Mate.Sci.Eng.(材料科学与工程),18(3),39(2000) |
| [6] | R.Haydock,Solid State Physics.Vol.35,(New York,Academic Press,1980)16 |
| [7] | ZHANG Guoying(张国英),LIU Guili(刘贵立),ZENG Meiguang(曾梅光)and QIAN Cunfu(钱存富).Energies ofimpurities and doping effect at 5.3°low angle grain boundary in steel(钢中小角晶界区的电子结构及掺杂效应).Acta.Phys.Sin.(物理学报),49(7),1344(2000) |
| [8] | Zhang Guoying, Liu Guili and Zeng Meiguang. Recursive determination of the embrittling effect of alloying element on the impurity induced low angle grain boundary embrittlement. J. Iron and Steel Res., 8(2),51(2001) |
| [9] | W.A.Harrison, Electronic Structure and the Properties of Solids, (San Francisco: Freeman, 1980) p.384 |
| [10] | F.E.Luborsky,Translated by Ke Cheng(柯成),Tang Yuchen(唐与谌),Luoyang(罗阳),He Kaiyuan(何开元),Amorphous Metal Alloy(非晶态金属合金)(Beijing,MetallurgyIndustry Press 1989)p.17 |
| [11] | Guo Daicheng(郭贻诚),Wang Zhenxi(王震西).Amorphous Physics.First edition(非晶态物理学)(Beijing,Science Press,1984)p.193 |
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