Mechanical Behavior of Materials |
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Page 332
... viscous , ʼn is independent of the applied stress but can ( and does ) depend on temperature . The viscosity can be related to temperature and other factors via several simple models . One model is based on absolute reaction - rate ...
... viscous , ʼn is independent of the applied stress but can ( and does ) depend on temperature . The viscosity can be related to temperature and other factors via several simple models . One model is based on absolute reaction - rate ...
Page 336
... viscous flow in oxide glasses is Newtonian . From the limited data available for metallic glasses , this critical stress seems to be intermediate between that observed for organic and inorganic glasses . The viscosity of a material ...
... viscous flow in oxide glasses is Newtonian . From the limited data available for metallic glasses , this critical stress seems to be intermediate between that observed for organic and inorganic glasses . The viscosity of a material ...
Page 339
... viscosity of modified glasses as well as the substantial decrease in the temperature at which they can be worked . * That is , as the viscous flow of glass is caused by the displacement of silicate tetrahedra with respect to each other ...
... viscosity of modified glasses as well as the substantial decrease in the temperature at which they can be worked . * That is , as the viscous flow of glass is caused by the displacement of silicate tetrahedra with respect to each other ...
Contents
Elastic Behavior | 46 |
Plastic Deformation in Single and Polycrystalline | 137 |
Strengthening of Crystalline Materials | 162 |
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alloys applied stress behavior Burgers vector Chap Coble creep composite crack growth crack tip craze creep fracture creep rate crystalline cubic cyclical decreases diffusion diffusional discussed dislocation density dislocation glide dislocation motion displacement ductile ductile fracture edge dislocation effect embrittlement energy fatigue fiber FIGURE flow stress fracture mechanism fracture toughness glass grain boundaries hardening high-temperature illustrated in Fig increases initial interaction length linear elastic low temperatures martensite material material's matrix mechanism map metals microscopic microstructural MN/m² Mode II fracture modulus Nabarro-Herring noncrystalline nucleation obstacles occurs particle phase plastic deformation plastic flow polycrystal polymers ratio recrystallization region result schematically screw dislocation shear stress shown in Fig single crystals slip plane slip systems solid steel strain rate strengthening stress levels stress-strain curve structure superplastic surface takes place TCRSS tensile strength tensile stress transition values viscoelastic viscosity void growth volume fraction yield strength