Microstructure and indentation size-effect in pure niobium subjected to SPD via ECAP and HPT

Materials Science Forum

Volumn 584-586 PART 1, Issue , 2008, Pages 215-220

  Alkorta, J ^a   Pérez, C J Luis ^b   Popova, E N ^c   Hafok, M ^d   Pippan, R ^d   Sevillano, J Gil ^a  

^a TECNUN UNIVERSITY OF NAVARRA   (Spain)

^b PUBLIC UNIVERSITY OF NAVARRE   (Spain)

^c INSTITUTE OF METAL PHYSICS   (Russian Federation)

^d ERICH SCHMID INSTITUTE OF MATERIALS SCIENCE   (Austria)

Author keywords

Equal channel angular pressing (ECAP); High pressure torsion (HPT); Indentation size effect (ISE); Nanoindentation; Strain rate sensitivity (SRS)

Indexed keywords

DENSITY (SPECIFIC GRAVITY); GRAIN SIZE AND SHAPE; HARDNESS; HIGH PRESSURE EFFECTS; INDENTATION; NANOINDENTATION; NANOSTRUCTURED MATERIALS; NIOBIUM; PLASTIC DEFORMATION; PRESSING (FORMING); SIZE DETERMINATION; STRAIN RATE; TEXTURES; TORSIONAL STRESS;

BULK MECHANICAL PROPERTIES; GEOMETRICALLY NECESSARY DISLOCATION DENSITIES; HIGH PRESSURE TORSIONS; INDENTATION SIZE EFFECTS; MICROSTRUCTURE AND MECHANICAL PROPERTIES; NANOINDENTATION TESTS; STATISTICALLY STORED DISLOCATIONS; STRAIN RATE SENSITIVITY;

EQUAL CHANNEL ANGULAR PRESSING;

EID: 56349151893     PISSN: 02555476     EISSN: 16629752     Source Type: Book Series    
DOI: 10.4028/www.scientific.net/msf.584-586.215     Document Type: Conference Paper

References (16)

1. R.Z. Valiev, R.K. Islamgaliev, and I.V. Alexandrov, Prog Mater Sci Vol. 45 (2000) p. 103.
2. R.Z. Valiev, Adv Eng Mater Vol. 5 (2003) p. 296.
3. J. Eckert, et al., J Mater Res Vol. 7 (1992) p. 1751.
4. F.A. Mohamed, Acta Mater Vol. 51 (2003) p. 4107.
5. J. Alkorta, J.M. Martinez-Esnaola, and J. Gil Sevillano, Acta Mater Vol. 56 (2008) p. 884.
6. W.D. Nix and H.J. Gao, J Mech Phys Solids Vol. 46 (1998) p. 411.
7. J.G. Swadener, E.P. George, and G.M. Pharr, J Mech Phys Solids Vol. 50 (2002) p. 681.
8. J. Alkorta, J.M. Martinez-Esnaola, and J. Gil Sevillano, Acta Mater Vol. 54 (2006) p. 3445.
9. A.A. Elmustafa, A.A. Ananda, and W.M. Elmahboub, J Eng Mater Vol. 126 (2004) p. 353.
10. M. Furukawa, et al., Mat Sci Eng A Vol. 257 (1998) p. 328.
11. J. Alkorta, J.M. Martinez-Esnaola, and J.G. Sevillano, J Mater Res Vol. 23 (2008) p. 182.
12. D. Jia, K.T. Ramesh, and E. Ma, Acta Mater Vol. 51 (2003) p. 3495.
13. W.A. Spitzig, C.L. Trybus, and F.C. Laabs, Mat Sci Eng A Vol. 145 (1991) p. 179.
14. J.M. Martinez-Esnaola, et al., Scripta Mater Vol. 50 (2004) p. 273.
15. J. Gubicza, et al., Current Applied Physics Vol. 6 (2006) p. 194.
16. D. Setman, et al., submitted to Mat Sci Eng A (2008). In Press, Corrected Proof.