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Toughening Mechanisms in Quasi-Brittle Materials
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fracture processes in cement-based materials are characterized by a large-scale fracture process zone, localization of deformation, and strain softening. Many studies have been conducted to understand ...
Constitutive Model for Biaxial Cyclic Loading of Concrete
Publisher: American Society of Civil Engineers
Abstract: An incremental type of stress‐strain relationship is proposed for simulating the hysteretic response of concrete, subjected to biaxial cyclic loading. The behavior of concrete is represented by an infinite number of ...
Crack Propagation in Fiber‐Reinforced Concrete
Publisher: American Society of Civil Engineers
Abstract: A fracture mechanics‐based theoretical model is presented to predict the crack propagation resistance of fiber‐reinforced cement‐based composites. Mode I crack propagation and steel fibers are treated in the roposed model. ...
Pullout of Inclined Fibers from Cementitious Matrix
Publisher: American Society of Civil Engineers
Abstract: Fibers with inclination angles of 0°, 14°, 27°, and 37°, respectively, were pulled out from a cementitious matrix. For each inclination angle, two types of specimens with 16 and eight steel fibers, respectively, were tested. ...
Pullout Problem: Stress versus Fracture Mechanical Approach
Publisher: American Society of Civil Engineers
Abstract: The pullout of a single fiber from a brittle matrix is widely recognized as one of the basic tests to be performed to provide information about the expected behavior of a given fiber‐reinforced brittle matrix composite ...
Constitutive Model for Shear Transfer in Cracked Concrete
Publisher: American Society of Civil Engineers
Abstract: The capability of rough cracks in concrete to transmit significant amounts of shear has been well recognized for the past few decades. In spite of extensive analysis and experimentation of interface shear, general constitutive ...
Failure Mechanism of Concrete under Fatigue Compressive Load
Publisher: American Society of Civil Engineers
Abstract: In this paper, the behavior of concrete under static and fatigue compressive load is studied. Cylindrical specimens were subjected to static cyclic and constant amplitude fatigue loading. The static cyclic tests were ...
New Method to Evaluate the Nailing Performance of Extruded High-Performance Fiber-Reinforced Cementitious Composites for Residential Applications
Publisher: American Society of Civil Engineers
Abstract: Extruded high-performance fiber-reinforced cementitious composites offer a number of benefits over the materials currently used in residential construction, including improved strength, ductility and durability, increased ...
Sinusoidal Forced Vibration of Sliding Masonry System
Publisher: American Society of Civil Engineers
Abstract: Analytical and experimental studies of a sliding structural system are undertaken. The analytical studies show that the intensity of ground motion transmitted to the structure is largely limited by friction and the response ...
Measurement and Description of Tensile Fracture in Granite
Publisher: American Society of Civil Engineers
Abstract: A study of the process zone in Charcoal and Rockville granites, average grain sizes of 1 and 10 mm, is conducted using the double‐cantilever‐beam and double‐edge‐notched geometries. The fracture process for mode I (tensile) ...