熔体过热水平对Cu36Zr48Ag8Al8块体非晶合金热稳定性和力学性能的影响

稀有金属材料与工程, 2011, 40(1): 173-176.

熔体过热水平对Cu36Zr48Ag8Al8块体非晶合金热稳定性和力学性能的影响

赵燕春 ^1, , 寇生中 ^2, , 王仁军 ^3, , 索红莉 ^4, , 丁雨田 ^5, , 李娜 ^6, , 薛书微 ^7, , 刘广桥 ^8,

1.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

2.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050;北京工业大学,国家教育部功能材料重点实验室,北京,100022

3.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

4.北京工业大学,国家教育部功能材料重点实验室,北京,100022

5.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

6.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

7.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

8.兰州理工大学,甘肃省有色金属新材料省部共建国家重点实验室,甘肃,兰州,730050

基金项目: 国家自然科学基金(50371016) 国家自然科学基金委中-英国际合作与交流基金(50611130629)

关键词：金属玻璃 , 过热水平 , 热稳定性 , 力学性能

Effect of Overheated Level on Thermal Stability and Mechanical Properties of Cu36Zr48Ag8Al8 Bulk Metallic Glass

熔体过热度对Cu36Zr48Ag8Al8块体非晶合金的热稳定性和力学行为有显著影响.高的过热水平制备非晶合金的比热容大,初始缺陷密度小,热稳定性高.过热度越小,压缩塑性越小;抗压强度和维氏硬度随着过热度的减小先增加后下降.自由体积和残余应力共同影响不同吸铸电压制得非晶合金的力学性能.

参考文献

[1]	Wang WH;Dong C;Shek CH .Bulk metallic glasses[J].Materials Science & Engineering, R. Reports: A Review Journal,2004(2/3):45-89.
[2]	Nishiyama N;Inoue A .[J].Materials Transactions, JIM,1997,38(05):464.
[3]	Peker A;Johnson W L .[J].Applied Physics Letters,1993,63(17):2342.
[4]	Theodore A. Waniuk;Jan Schroers;William L. Johnson .Critical cooling rate and thermal stability of Zr-Ti-Cu-Ni-Be alloys[J].Applied physics letters,2001(9):1213-1215.
[5]	Q.K. Jiang;G.Q. Zhang;L. Yang .La-based bulk metallic glasses with critical diameter up to 30 mm[J].Acta materialia,2007(13):4409-4418.
[6]	Schroers J;Nguyen T;Croopnick G A .[J].Scripta Materialia,2007,56(02):177.
[7]	Zhang B;Zhao D Q;Pan M X et al.[J].Physical Review Letters,2005,94(20):205502.
[8]	Waniuk T A;Schroers J;Johnson W L .[J].Physical Review B,2003,67(18):184203.
[9]	Jan Schroers;William L. Johnson .Highly processable bulk metallic glass-forming alloys in the Pt-Co-Ni-Cu-P system[J].Applied physics letters,2004(18):3666-3668.
[10]	Qingsheng Zhang;Wei Zhang;Akihisa Inoue .Preparation of Cu{sub}36Zr{sub}48Ag{sub}8Al{sub}8 Bulk Metallic Glass with a Diameter of 25mm by Copper Mold Casting[J].Materials transactions,2007(3):629-631.
[11]	S. Mukherjee;Z. Zhou;J. Schroers;W. L. Johnson;W. K. Rhim .Overheating threshold and its effect on time-temperature-transformation diagrams of zirconium based bulk metallic glasses[J].Applied physics letters,2004(24):5010-5012.
[12]	Nishiyama N;Inoue A .[J].Acta Materialia,1999,47(05):1487.
[13]	Shen T D;Schwarz R B .[J].Applied Physics Letters,1999,75(01):49.
[14]	Schroers J.;Busch R.;Johnson WL. .Repeated crystallization in undercooled Zr41Ti14Cu12Ni10Be23 liquids[J].Applied physics letters,2000(17):2343-2345.
[15]	Schroers J.;Wu Y.;Johnson WL. .Heterogeneous influences on the crystallization of Pd43Ni10Cu27P20[J].Philosophical Magazine.A.Physics of condensed matter, defects and mechanical properties,2002(6):1207-1217.
[16]	Jiang W H;Liu F X;Wang Y D et al.[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,2006,430:350.
[17]	Beukel A vd;Sietsman J .[J].Acta Metallurgica Et Materialia,1990,38(03):383.
[18]	Cohen M H;Tumbull D .[J].Journal of Chemical Physics,1959,31(05):1164.
[19]	Spaepen F .[J].Acta Metallurgica,1977,25(04):407.
[20]	Taso S S;Spaepen F .[J].Acta Metallurgica,1985,33(05):881.
[21]	Argon A S .[J].Acta Metallurgica,1979,27(01):47.
[22]	Wen P;Tang M B;Pan M X et al.[J].Physical Review B,2003,67(21):212201.
[23]	Steif P S;Spaepen F;Hutchinson J W .[J].Acta Metallurgica,1982,30(02):447.
[24]	Aydiner C C;Ustundag E;Prime M B et al.[J].Journal of Non-Cryst Solias,2003,316(01):82.

上一张下一张

计量

下载量()
访问量()

作者相关

文章评分

您的评分：
1

0%
2

0%
3

0%
4

0%
5

0%

材料期刊网