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Rate Dependent Deformation of Semi-Crystalline Polypropylene Near Room Temperature
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We examine the strain rate dependent, large plastic deformation in isotropic semi-crystalline polypropylene at room temperature. Constant strain rate uniaxial compression tests on cylindrical ...
Influence of Dissipated Energy on Shear Band Spacing in HY-100 Steel
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To analyze the formation of multiple shear bands in HY-100 steel, we consider an infinitely extended layer of finite thickness subjected to shear loading. The perturbation approach, associated ...
Modeling of the Stress–Birefringence–Stretch Behavior in Rubbers Using the Gent Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we discuss the application of different stress–optic laws for rubbers to predict the birefringence evolution and the stress–stretch relationship. The main focus of this work is ...
Bicrystal-Based Modeling of Plasticity in FCC Metals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, intermediate modeling of polycrystalline plasticity is proposed for rigid viscoplatic large deformations. This approach is based on the use of a bicrystal as the elementary local ...
Microstructure Design to Improve Wear Resistance in Bioimplant UHMWPE Materials
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A microstructure design framework for multiscale modeling of wear resistance in bioimplant materials is presented here. The increase in service lifetime of arthroplasty depends on whether we can ...