Mechanical Behavior of Materials |
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Page 90
... illustrated in Fig . 3.7 . In Fig . 3.7a , vacancies interchange atomic positions with atoms at the termination of the partial plane and , in their doing so , the dislocation “ climbs ” by one atomic layer at the interchange position ...
... illustrated in Fig . 3.7 . In Fig . 3.7a , vacancies interchange atomic positions with atoms at the termination of the partial plane and , in their doing so , the dislocation “ climbs ” by one atomic layer at the interchange position ...
Page 227
... illustrated schema- tically in Figs . 6.4a and b . Figure 6.4a is appropriate when only the first two stages of composite deformation are observed , and Fig . 6.4b illustrates composite stress - strain behavior manifesting all three ...
... illustrated schema- tically in Figs . 6.4a and b . Figure 6.4a is appropriate when only the first two stages of composite deformation are observed , and Fig . 6.4b illustrates composite stress - strain behavior manifesting all three ...
Page 387
... illustrated schematically in Fig . 9.3 . Figure 9.3a illustrates the case when fracture takes place prior to the onset of macroscopic yielding ; the fracture process occurs by the tensile separation of atomic bonds across the fracture ...
... illustrated schematically in Fig . 9.3 . Figure 9.3a illustrates the case when fracture takes place prior to the onset of macroscopic yielding ; the fracture process occurs by the tensile separation of atomic bonds across the fracture ...
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Common terms and phrases
alloys applied stress behavior brittle fracture Burgers vector ceramics Chap Coble creep composite crack advance crack growth crack propagation crack tip craze creep fracture creep rate crystalline cubic curve cyclical decreases diffusion diffusional discussed dislocation density dislocation glide dislocation motion displacement ductile ductile fracture edge dislocation effect embrittlement energy example fatigue fiber FIGURE flow stress fracture mechanism fracture modes fracture toughness glass grain boundaries hardening high-temperature hydrogen illustrated in Fig increases initial interaction linear elastic low temperatures martensite material material's matrix metals microcrack microscopic MN/m² Mode II fracture modulus nucleation obstacles occurs particle plastic deformation plastic flow plastic strain polycrystal polymers region result schematically screw dislocation shear stress shown in Fig single crystals slip plane slip systems solids steel strain rate stress levels stress-strain structure superplastic surface takes place TCRSS tensile axis tensile stress transition values viscoelastic void growth yield strength