R-curve behavior in notched beam tests of rocks

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Keywords: Fracture toughness; R-curve; Relaxation; Rock fracture; Three-point bending tests

Document Type: Research Article

DOI: http://dx.doi.org/10.1016/S0013-7944(02)00064-4

Affiliations: Escola Politecnica, Universidade de Sao Paulo, Av. Prof. Alm. Prado, 83, , SP 05508-900, Sao Paulo, Brazil

Publication date: November 1, 2002

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