Numerical simulation for deformation of nano-grained metals

Acta Mechanica Sinica/Lixue Xuebao

Volumn 18, Issue 5, 2002, Pages 506-515

  Yang, Wei ^a   Hong, Wei ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

Grain boundary sliding; Grain rotation; Nano grained metals; Stress strain relation

Indexed keywords

COMPUTER SIMULATION; DEFORMATION; ELECTRODEPOSITION; GRAIN BOUNDARIES; GRAIN SIZE AND SHAPE; METALS;

GRAIN BOUNDARY SLIDING; GRAIN ROTATION; NANOGRAINED METALS; STRESS STRAIN RELATION;

NANOSTRUCTURED MATERIALS;

EID: 0036822166     PISSN: 05677718     EISSN: None     Source Type: Journal    
DOI: 10.1007/bf02486575     Document Type: Article

References (24)

1. Gao P, Gleiter H. High resolution electron microscope observation of small gold crystals. Acta Metall, 1987, 35(7): 1571-1575
2. Thomas GJ, Siegel RW, Eastman JA. Grain boundaries in nanophase palladium: high resolution electron microscopy and image simulation. Scripta Metall Mater, 1990, 24(1): 201-206
3. Milligan WW, Hackney SA, Ke M, et al. In situ studies of deformation and fracture in nanophase materials. Nanostruct Mater, 1993, 2(3): 267-276
4. Siegel RW. What do we really know about the atomic-scale structures of nanophase materials? J Phy Chen Solids, 1994, 55(10): 1097-1106
5. Schiotz J, Di Tolla FD, Jacobsen KW. Softening of nanocrystalline metals at very small grain size. Nature, 1998, 391(6667): 561-563
6. Karch J, Birringer R, Gleiter H. Ceramics ductile at low temperature. Nature, 1987, 330(6148): 556-558
7. Lu L, Sui ML, Lu K. Superplastic extensibility of nanocrystalline copper at room temperature. Science, 2000, 287(5457): 1463-1466
8. Yang Q, Yang W. Scale dependence of submicron polycrystal based on configurational entropy. Applied Physics Letters, 1998, 73(23): 3384-3386
9. Yang Q, Yang W. Three-dimensional analysis of scale dependence of sub-micron polycrystals due to configuration entropy. Acta Mechanica Sinica, 2001, 17(2): 172-182
10. Rachinger WA. Relative grain translations in the plastic flow of aluminium. J Inst Metals, 1952, 81(1412): 33-41
11. McLean D. Grain boundary sliding: a finite but unbounded limit. Metal Sci J, 1970, 4(4): 144-146
12. Gifkins RC. Grain boundary sliding and its accommodation during creep and superplasticity. Metal Trans, 1976, 7A(8): 1225-1232
13. Ashby MF, Verrall RA. Diffusion-accommodated flow and superplasticity. Acta Metallurgica, 1973, 21(2): 149-163
14. Coble RL. A model for grain boundary diffusion controlled creep in polycrystalline materials. J Appl Phys, 1963, 34(6): 1679-1682
15. Watts BM, Stowell MJ, Baikie BL, et al. Superplasticity in Al-Cu-Zr alloys: I material preparation and properties. Metal Sci, 1976, 10(6): 189-197
16. Hatz W, Ruedl E, Shiller PJ. Observation of processes of superplasticity with the scanning electron microscopy. J Mater Sci, 1975, 10(11): 2003-2006
17. Ashby MF. The deformation of plastically non-homogeneous materials. Philosophical Magazine, 1970, 21(170): 399-424
18. Sherby OD, Wadsworth J. Superplasticity - recent advances and future directions. Progresses in Materials Sciences, 1989, 33(3): 169-221
19. Chokshi AH, Mukherjee AK, Langdon TG. Superplasticity in advanced materials. Material Science and Engineering, 1993, R10(6): 237-274
20. Hirth JP, Lothe J. Theory of Dislocations. 2nd Edition. New York: Wiley, 1982
21. Hanson N, Kuhlmann-Wilsdorf D. Low energy dislocation structures due to unidirectional deformation at low temperature. Mater Sci Engng, 1986, 81(1): 141-161
22. Thouless MD, Yu H, Zhao Z, et al. Damage nucleation during electromigration along an isolated boundary in an elastic medium. J Mech Phys Solids, 1996, 44(3): 371-387
23. Huang J, Yang W. Three dimensional evolution of interfaces under evaporation-condensation kinetics: a finite element simulation. Modelling and Simulation in Materials Science and Engineering, 1999, 7(1): 87-105
24. Cai B, Kong QP, Lu L, et al. Interface controlled diffusional creep of nanocrystalline pure copper. Scr Metall, 1999, 41(7): 755-759