%0 Journal Article %T Experimental Analysis of Fracture Processes in Concrete %A Sousa %A Jos¨¦ Luiz Antunes de Oliveira e %A Bittencourt %A T¨˛lio Nogueira %J Journal of the Brazilian Society of Mechanical Sciences %D 2001 %I Scientific Electronic Library Online %R 10.1590/S0100-73862001000400015 %X this paper draws on the basic problems related to the determination of parameters to characterize the structural behavior of concretes using fracture mechanics concepts. experimental procedures and results are discussed. %K concrete %K crack %K fracture energy %K fracture mechanics %K fracture toughness. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0100-73862001000400015&lng=en&nrm=iso&tlng=en