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Micromechanical Interpretation of the Dissipation Associated With Mode I Propagation of Microcracks in Brittle Materials
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the dissipation associated with quasistatic microcracking of brittle materials exhibiting softening behavior. For this purpose an elastodamaging cohesive zone model is used, ...
Downscaling Based Identification of Nonaging Power-Law Creep of Cement Hydrates
Publisher: American Society of Civil Engineers
Abstract: Creep of cementitious materials results from the viscoelastic behavior of the reaction products of cement and water, called hydrates. In the present paper, a single isochoric creep function characterizing well-saturated ...
Loading of a Gravel-Buried Steel Pipe Subjected to Rockfall
Publisher: American Society of Civil Engineers
Abstract: Increasing rockfall activity in the European Alps has raised the need for designing protection systems for Alpine infrastructure. This paper is concerned with protection of steel pipelines by a gravel overburden of height
How Water-Aggregate Interactions Affect Concrete Creep: Multiscale Analysis
Publisher:
Abstract: Customary micromechanics models for the poroelasticity, creep, and strength of concrete restrict the domain affected by the hydration reaction to the cement paste volume, considering the latter as a thermodynamically closed ...