The coupled effects of plastic strain gradient and thermal softening on the dynamic growth of voids

International Journal of Solids and Structures

Volumn 40, Issue 24, 2003, Pages 6633-6651

  Wu, X Y ^a   Ramesh, K T ^a   Wright, T W ^a,b  

^a Johns Hopkins University   (United States)

^b U S ARMY RESEARCH LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

LOADS (FORCES); PLASTICITY; STRAIN MEASUREMENT;

PLASTIC STRAIN GRADIENTS;

DUCTILE FRACTURE;

FRACTURE MECHANICS;

EID: 0142122900     PISSN: 00207683     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0020-7683(03)00439-6     Document Type: Article

References (33)

1. Argon A.S. Im J. Safoglu R. Cavity formation from inclusions in ductile fracture Metall. Trans. 6A 1975 825-837
2. Arsenlis A. Parks D.M. Crystallographic aspects of geometrically-necessary and statistically-stored dislocation density Acta Mater. 47 1999 1597-1611
3. Baucer R.W. Wilsdorf H.G.F. Void initiation in ductile fracture Scripta Meter. 7 1973 1213-1220
4. Bazant Z.P. Scaling of dislocation-based strain-gradient plasticity J. Mech. Phys. Solids 50 2002 435-448
5. Bishop J.F.W. Hill R. A theoretical derivation of the plastic properties of polycrystalline face-centered metal Philos. Mag. 42 1951 1298-1307
6. Bishop J.F.W. Hill R. A theory of plastic distortion of a polycrystalline aggregate under combined stresses Philos. Mag. 42 1951 414-427
7. Carroll M.M. Holt A.C. Static and dynamic pore-collapse relations for ductile porous materials J. Appl. Phys. 43 1972 1626-1636
8. Cortes R. Dynamic growth of microvoids under combined hydrostatic and deviatoric stresses Int. J. Solids Struct. 29 1992 1637-1645
9. Cortes R. The growth of microvoids under intense dynamic loading Int. J. Solids Struct. 29 1992 1339-1350
10. Faleskog J. Shih C.F. Micromechanics of coalescence--i. Synergistic effects of elasticity, plastic yielding and multi-size-scale voids J. Mech. Phys. Solids 45 1997 21-50
11. Fleck N.A. Hutchinson J.W. Strain gradient plasticity Adv. Appl. Mech. 33 1997 295-361
12. Gao H. Huang Y. Nix W.D. Hutchinson J.W. Mechanism-based strain gradient plasticity--i. Theory J. Mech. Phys. Solids 47 1999 1239-1263
13. Huang Y. Hutchinson J.W. Tvergaard V. Cavitation instabilities in elastic-plastic solids J. Mech. Phys. Solids 39 1991 223-241
14. Huang Y. Gao H. Nix W.D. Hutchinson J.W. Mechanism-based strain gradient plasticity--ii. Analysis J. Mech. Phys. Solids 48 2000 99-128
15. Jiang H. Huang Y. Guo T.F. Hwang K.C. An alternative decomposition of the strain gradient tensor J. Appl. Mech. 69 2002 139-141
16. Ma Q. Clarke D.R. Size dependent hardness of silver single crystals J. Mater. Res. 10 1995 853-863
17. -1 J. Appl. Phys. 83 1998 4004-4011
18. Nix W.D. Gao H. Indentation size effects in crystalline materials: a law for strain gradient plasticity J. Mech. Phys. Solids 46 1998 411-425
19. Ortiz M. Molinari A. Effect of strain hardening and rate sensitivity on the dynamic growth of a void in a plastic material J. Appl. Mech. 59 1992 48-53
20. Page R.A. Lankford J. Spooner S. Small-angle neutron scattering study of creep cavity nucleation and growth in sintered alumina J. Mater. Sci. 19 1984 3360-3374
21. Pardoen T. Doghri I. Delannay F. Experimental and numerical comparison of void growth models and void coalescence criteria for the prediction of ductile fracture in copper bars Acta Mater. 46 1998 541-552
22. Shu J.Y. Fleck N.A. The prediction of a size effect in micro-indentation Int. J. Solids Struct. 35 1998 1363-1383
23. Swadener J.G. George E.P. Pharr G.M. The correlation of the indentation size effect measured with indenters for various shapes J. Mech. Phys. Solids 50 2002 681-694
24. Tong W. Ravichandran G. Dynamic pore collapse in viscoplastic materials J. Appl. Phys. 74 1993 2425-2435
25. Tong W. Ravichandran G. Inertial effects on void growth in porous viscoplastic materials Trans. ASME: J. Appl. Mech. 62 1995 633-639
26. Wang Z.P. Growth of voids in porous ductile materials at high strain rate J. Appl. Phys. 76 1994 1535-1542
27. Wang Z.-P. Void growth and compaction relations for ductile porous materials under intense dynamic general loading conditions Int. J. Solids Struct. 31 1994 2139-2150
28. Worswick M.J. Pick R.J. Void growth and coalescence during high velocity impact Mech. Mater. 19 1995 293-309
29. Wu, X.Y., 2002. The Dynamic Growth of Voids in Viscoplastic Materials. Ph.D. Dissertation. The Johns Hopkins University
30. Wu X.Y. Ramesh K.T. Wright T.W. The dynamic growth of a single void in a viscoplastic material under transient hydrostatic loading J. Mech. Phys. Solids 51 2003 1-26
31. Wu X.Y. Ramesh K.T. Wright T.W. The effects of thermal softening and heat conduction on the dynamic growth of voids Int. J. Solids Struct. 40 2003 4461-4478
32. Zakaria M. Munroe P.R. Void formation and morphology in NiAl J. Meter. Sci. 37 2002 71-79
33. Zurek A.K. Johnson J.N. Frantz C.E. Characterization of dynamic fracture in copper under uniaxial stress and uniaxial strain J. Phys. France Colloq. C3 (DYMAT 88) 49 1988 269-276