Size effect: Influence of proximity of fracture process zone to specimen boundary

Engineering Fracture Mechanics

Volumn 74, Issue 7, 2007, Pages 1093-1100

  Hu, Xiaozhi ^a   Duan, Kai ^a  

^a UNIVERSITY OF WESTERN AUSTRALIA   (Australia)

Author keywords

Boundary effect; Fracture energy; Fracture process zone; Size effect; Tensile strength

Indexed keywords

BRITTLE FRACTURE; CRACKS; FRACTURE ENERGY; GEOMETRY; MATHEMATICAL MODELS; TENSILE STRENGTH;

BOUNDARY EFFECT; FRACTURE PROCESS ZONE; SIZE EFFECT;

FRACTURE MECHANICS;

BRITTLE FRACTURE; CRACKS; FRACTURE ENERGY; FRACTURE MECHANICS; GEOMETRY; MATHEMATICAL MODELS; TENSILE STRENGTH;

EID: 33847051608     PISSN: 00137944     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.engfracmech.2006.12.009     Document Type: Article

References (19)

1. Bazant Z.P. Size effect on blunt fracture: concrete, rock, metal. J Engng Mech (ASCE) 110 (1984) 518-535
2. Cotterell B., and Mai Y.-W. Crack growth resistance curve and size effect in the fracture of cement paste. J Mater Sci 22 (1987) 2734-2738
3. Cotterell B., and Mai Y.W. Fracture mechanics of cementitious materials (1996), Blackie Academic & Professional, London
4. Hu X.Z. Size effects in toughness induced by crack close to free edge. In: Mihashi H., and Rokugo K. (Eds). Fracture mechanics of concrete structures, Proc FraMCoS-3, Japan (1998), AEDIFICATIO Publishers, Freiburg, Germany; 2011-2020
5. Hu X.Z. An asymptotic approach to size effect on fracture toughness and fracture energy of composites. Engng Fract Mech 69 (2002) 555-564
6. Duan K., and Hu X.Z. Asymptotic analysis of boundary effects on fracture properties of notched bending specimens of concrete. In: Dyskin A.V., Hu X.Z., and Sahouryeh E. (Eds). Structural integrity and fracture. Proceedings of the international conference on structure integrity and fracture, SIF 2002, Perth, Australia (2002), AA Balkema Publishers, Lisse, The Netherlands 19-24
7. Duan K., and Hu X.Z. Specimen boundary induced size effect on quasi-brittle fracture. Strength, Fract Complex 2 2 (2004) 47-68
8. Duan K, Hu XZ. Asymptotic analysis of boundary-effect on strength of concrete. In: Li VC, Leung CKY, Willam KJ, Billington SL, editors. Fracture mechanics of concrete structures, Proceedings of FraMCoS-5, April 12-16 2004, Vail, Colorado, USA, Ia-FraMCoS, vol. 1. 2004. p. 197-204.
9. Duan K., and Hu X.Z. Applications of boundary effect model to quasi-brittle fracture of concrete and rock. J Adv Concr Technol 3 3 (2005) 413-422
10. Duan K., Hu X.Z., and Wittmann F.H. Asymptotic analysis of boundary effects on fracture properties of quasi-brittle materials. Mech Mater 38 (2006) 128-141
11. ASTM E399-90. Standard test method for plane-strain fracture toughness testing of high strength metallic materials (1990), American Society of Testing Matererials, Philadelphia
12. Higgins D.D., and Bailey J.E. Fracture measurements on cement paste. J Mater Sci 11 (1976) 1995-2003
13. Karihaloo B.L., Abdalla H.M., and Xiao Q.Z. Size effect in concrete beams. Engng Fract Mech 70 (2003) 979-993
14. Bazant Z.P., and Kazemi M.T. Determination of fracture energy, process zone length and brittleness number from size effect, with application to rock and concrete. Int J Fract 44 2 (1990) 111-131
15. Namazu T., Isono Y., and Tanaka T. Evaluation of size effect on mechanical properties of single crystal silicon by nanoscale bending test using AFM. J MEMS 9 (2000) 450-459
16. Hu X.Z., and Duan K. Size effect on fracture of MEMS materials. J Mater Sci Technol 21 Suppl.1 (2005) 47-50
17. Duan K., and Hu X.Z. A simple method for evaluating flaw distributions responsible for size effects in the strength of small-scale silicon specimens. Key Engng Mater 312 (2006) 77-82
18. Hu X.Z., Cotterell B., and Mai Y.W. A statistical theory of fracture in a two-phase brittle material. Proc R Soc London A 401 (1985) 251-265
19. Hu X.Z., Mai Y.W., and Cotterell B. A statistical theory of time-dependent fracture for brittle materials. Philos Mag 58 (1988) 299-324