Phase transition and dislocation nucleation in Cu-Nb layered composites during physical vapor deposition

Journal of Materials Research

Volumn 23, Issue 4, 2008, Pages 1009-1014

  Wang, Jian ^a   Hoagland, Richard G ^a   Misra, Amit ^a  

^a LOS ALAMOS NATIONAL LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; COPPER; DISLOCATIONS (CRYSTALS); MOLECULAR DYNAMICS; NIOBIUM; NUCLEATION; PHASE TRANSITIONS; PHYSICAL VAPOR DEPOSITION;

VERNIER MISFITS;

COMPOSITE MATERIALS;

EID: 42949163937     PISSN: 08842914     EISSN: None     Source Type: Journal    
DOI: 10.1557/jmr.2008.0120     Document Type: Article

References (30)

1. A. Misra, M. Verdier, Y.C. Lu, H. Kung, T.E. Mitchell, M. Nastasi, and J.D. Embury: Structure and mechanical properties of Cu-X (X = Nb, Cr, Ni) nanolayered composites. Scripta Mater. 39, 555 (1998).
2. B.M. Clemens, H. Kung, and S.A. Barnett: Structure and strength of multilayers. MRS Bull. 24(2), 20 (1999).
3. A. Misra, J.P. Hirth, R.G. Hoagland, J.D. Embury, and H. Kung: Dislocation mechanisms and symmetric slip in rolled nano-scale metallic multilayers. Acta Mater. 52, 2387 (2004).
4. P.M. Anderson, J.F. Bingert, A. Misra, and J.P. Hirth: Rolling textures in nanoscale Cu/Nb multilayers. Acta Mater. 51, 6059 (2003).
5. A. Misra, R.G. Hoagland, and H. Kung: Thermal stability of self-supported nanolayered Cu/Nb films. Philos. Mag. 84, 1021 (2004).
6. R.G. Hoagland, T.E. Mitchell, J.P. Hirth, and H. Kung: On the strengthening effects of interfaces in multilayer fcc metallic composites. Philos. Mag. A 82, 643 (2002).
7. R.G. Hoagland, R.J. Kurtz, and C.H. Henager: Slip resistance of interfaces and the strength of metallic multilayer composites. Scripta Mater. 50, 775 (2004).
8. R.G. Hoagland, J.P. Hirth, and A. Misra: On the role of weak interfaces in blocking slip in nanoscale layered composites. Philos. Mag. 86, 3537 (2006).
9. H. Kung, Y.C. Lu, A.J. Griffin, M. Nastasi, T.E. Mitchell, and J.D. Embury: Observation of body centered cubic Cu in Cu/Nb nanolayered composites. Appl. Phys. Lett. 71, 2103 (1997).
10. D. Mitlin, A. Misra, R.G. Hoagland, J.D. Embury, J.P. Hirth, and T.E. Mitchell: Formation of misfit dislocations in nanoscale Ni-Cu bilayer films. Philos. Mag. 84, 719 (2004).
11. J. Wang, H. Huang, S.V. Kesapragada, and D. Gall: Growth of Y-shaped nanorods through physical vapor deposition. Nano Lett. 5, 2505 (2005).
12. J. Wang and H. Huang: Mechanisms of Cu <111> columns growth, in Kinetics-Driven Nanopatterning on Surfaces, edited by E. Chason, G.H. Gilmer, H. Huang, and E. Wang (Mater. Res. Soc. Symp. Proc. 849, Warrendale, PA, 2005), p. 91.
13. 3Al, in Characterization of Defects in Materials, edited by R.W. Siegel, J.R. Weertman, and R. Sinclair (Mater. Res. Soc. Symp. Proc. 82, Pittsburgh, PA, 1987), p. 175.
14. R.A. Johnson and D.J. Oh: Analytic embedded atom method model for bcc metals. J. Mater. Res. 4, 1195 (1989).
15. C.L. Liu, J.M. Cohen, J.B. Adams, and A.F. Voter: EAM study of surface self-diffusion of single adatoms of fcc metals Ni, Cu, Al, Ag, Au, Pd, and Pt. Surf. Sci. 253, 334 (1991).
16. H. Huang and J. Wang: Surface kinetics: Step-facet barriers. Appl. Phys. Lett. 83, 4752 (2003).
17. J. Wang, H. Huang, and T.S. Cale: Diffusion barriers on Cu surfaces and near steps. Modell. Simul. Mater. Sci. Eng. 12, 1209 (2004).
18. M.J. Demkowicz and R.G. Hoagland: Structure of Kurdjumov-Sachs interfaces in simulations of a copper-niobium bilayer, J. Nucl. Mater. DOI: 10.1016/j.jnucmat.2007.02.001 (2007).
19. C.H. Henager, R.J. Kurtz, and R.G. Hoagland: Interactions of dislocations with disconnections in fcc metallic nanolayered materials. Philos. Mag. A 84, 2277 (2004).
20. S. Nosé: A molecular dynamics method for simulations in the canonical ensemble. Mol. Phys. 52, 255 (1984).
21. W.G. Hoover: Canonical dynamics: Equilibrium phase-space distributions. Phys. Rev. A 31, 1695 (1985).
22. J. Wang and H. Huang: Shockley partial dislocations to twin: Another formation mechanism and generic driving force. Appl. Phys. Lett. 85, 5983 (2004).
23. J. Wang and H. Huang: Novel deformation mechanism of twinned nanowires. Appl. Phys. Lett. 88, 203112 (2006).
24. D. Faken and H. Jonsson: Systematic analysis of local atomic structure combined with 3D computer graphics. Comput. Mater. Sci. 2, 279 (1994).
25. M.J. Demkowicz, J. Wang, and R.G. Hoagland: Interfaces between dissimilar crystalline solids, in Dislocations in Solids, Vol. 14, edited by J. P. Hirth. DOI: 10.1016/S1572-4859(07)00003-4 (2008), Chap. 83.
26. H. Wormeester, E. Hüger, and B. Bauer: hcp and bcc Cu and Pd films. Phys. Rev. Lett. 77, 1540 (1996).
27. X.W. Zhou and H.N.G. Wadley: Atomistic simulations of low energy ion assisted vapor deposition of metal multilayers. J. Appl. Phys. 87, 2273 (2000).
28. A. Misra, J.P. Hirth, and R.G. Hoagland: Length-scale-dependent deformation mechanisms in incoherent metallic multilayered composites. Acta Mater. 53, 4817 (2005).
29. P.M. Anderson and Z. Li: A Peierls analysis of the critical stress for transmission of a screw dislocation across a coherent, sliding interface. Mater. Sci. Eng., A 319, 182 (2001).
30. Y. Shen and P.M. Anderson: Transmission of a screw dislocation across a coherent slipping interface. Acta Mater. 54, 3941 (2006).