Strength asymmetry of ductile dendrites reinforced Zr- and Ti-based composites

Journal of Materials Research

Volumn 21, Issue 9, 2006, Pages 2331-2336

  Wu, F F ^a   Zhang, Z F ^a   Peker, A ^b   Mao, S X ^c   Das, J ^d   Eckert, J ^d  

^a INSTITUTE OF METAL RESEARCH   (China)

^b LIQUIDMETAL TECHNOLOGIES   (United States)

^c PA 15260   (United States)

^d DARMSTADT UNIVERSITY OF TECHNOLOGY   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

DENDRITES; SHEAR MODE; TENSILE PLASTICITY;

FRACTURE TOUGHNESS; IDENTIFICATION (CONTROL SYSTEMS); PLASTICITY; REINFORCED PLASTICS; STRENGTH OF MATERIALS; TENSILE STRENGTH;

DENDRIMERS;

EID: 33845636416     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/jmr.2006.0279     Document Type: Article

References (27)

1. Z.F. Zhang, G. He, J. Eckert, and L. Schultz: Fracture mechanisms in bulk metallic glassy materials. Phys. Rev. Lett. 91, 045505 (2003).
2. C.A. Schuh and A.C. Lund: Atomistic basis for the plastic yield criterion of metallic glass. Nat. Mater. 2, 449 (2003).
3. M.H. Yu: Unified Strength Theory and Applications. (Springer, Berlin, Germany, 2001).
4. J.J. Lewandowski and P. Lowhaphandu: Effects of hydrostatic pressure on the flow and fracture of a bulk amorphous metal. Philos. Mag. 83, 3427 (2002).
5. M. Ishihara, J. Sumita, T. Shibata, T. Iyoku, and T. Oku: Principle design and data of graphite components. Nucl. Eng. Des. 233, 251 (2004).
6. 2 in tension. Acta Mater. 50, 1297 (2002).
7. T. Engelder and J. Struct: Transitional-tensile fracture propagation: A status report. J. Struct. Geol. 21, 1049 (1999).
8. R. Asthana, R. Tiwari, and S.N. Tiwari: Compressive properties of zone-directionally solidified β-NiAl and its off-eutectic alloys with chromium and tungsten. Mater. Sci. Eng., A 336, 99 (2002).
9. J.F. Shackelford and W. Alexander, eds: Mater. Sci. Eng., Handbook. (CRC Press, Florida, 2000), pp. 527-938.
10. T.H. Courtney, ed: Mechanical Behavior of Materials (McGraw-Hill Company, Inc. 2000).
11. R.W. Siegel: Synthesis and properties of nanophase materials. Mater. Sci. Eng., A 168, 189 (1993).
12. R.Z. Valiev, R.K. Islamgaliev, and I.V. Alexandrov: Bulk nanostructured materials from severe plastic deformation. Prog. Mater. Sci. 45, 103 (2000).
13. S. Cheng, J.A. Spencer, and W.W. Milligan: Strength and tension/ compression asymmetry in nanostructurcd and ultrafine-grain metals. Acta Mater. 51, 4505 (2003).
14. A.C. Lund and C.A. Schuh: Strength asymmetry in nanocrystalline metals under multiaxial loading. Acta Mater. 53, 3193 (2005).
15. W.L. Johnson: Bulk glass-forming metallic alloys: Science and technology. MRS Bull. 24, 42 (1999).
16. A. Inoue: Stabilization of metallic supercooled liquid and bulk amorphous alloys. Acta Mater. 48, 279 (2000).
17. 22.5 metallic glass matrix composites. Acta Mater. 46, 6089 (1998).
18. C.T. Liu, L. Heatherly, D.S. Easton, C.A. Carmichael, J.H. Schneibel, C.H. Chen, J.L. Wright, M.H. Yoo, J.A. Horton, and A. Inoue: Test environments and mechanical properties of Zr-base bulk amorphous alloys. Metall. Mater. Trans. A 29, 1811 (1998).
19. 3 bulk metallic glass. Acta Mater. 51, 1167 (2003).
20. M.A. Meyers and K.K. Chawla, eds: Mechanical Behavior of Materials (Prentice Hall, New Jersey, 1999).
21. C.C. Hays, C.P. Kim, and W.L. Johnson: Microstructure controlled shear band pattern formation and enhanced plasticity of bulk metallic glasses containing in situ formed ductile phase dendrite dispersions. Phys. Rev. Lett. 84, 2901 (2000).
22. C.C. Hays, C.P. Kim, and W.L. Johnson: Improved mechanical behavior of bulk metallic glasses containing in situ formed ductile phase dendrite dispersions. Mater. Sci. Eng., A 304-306, 650 (2001).
23. G. He, J. Eckert, W. Löser, and L. Schultz: Novel Ti-base nanostructure-dendritc composite with enhanced plasticity. Nat. Mater. 2, 33 (2003).
24. G. He, J. Eckert, W. Löser, and L. Schultz: Composition dependence of the microstructure and the mechanical properties of nano/ ultrafine-structured Ti-Cu-Ni-Sn-Nb alloys. Acta Mater. 52, 3035 (2004).
25. B.B. Sun, M.L. Sui, Y.M. Wang, G. He, J. Eckert, and E. Ma: Ultrafine composite microstructure in a bulk Ti alloy for high strength, strain hardening and tensile ductility. Acta Mater. 54, 1349 (2006).
26. Z.F. Zhang, J. Eckert: Unified tensile fracture criterion. Phys. Rev. Lett. 94, 094301 (2005).
27. H. Zhang, X.F. Pan, Z.F. Zhang, J. Das, K.B. Kim, C. Müller, F. Baier, M. Kusy, A. Gebert, G. He, and J. Eckert: Toughening mechanisms of a Ti-based nanostructured composite containing ductile dendrites. Z. Metallkd. 96, 1 (2005).