Mechanical Behavior of Materials |
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Page 186
... Solute atoms increase the yield strength of crystalline materials . This is a result of the interactions that take place between a moving dislocation and solute atoms . Since the ... solute atom Slip plane 8 Solid-Solution Strengthening.
... Solute atoms increase the yield strength of crystalline materials . This is a result of the interactions that take place between a moving dislocation and solute atoms . Since the ... solute atom Slip plane 8 Solid-Solution Strengthening.
Page 187
... solute atom of atomic size less than the solvent . When the dislocation core reaches the solute , the compressive strain energy ( shaded region ) is relieved somewhat . This leads to an attractive inter- action energy between the solute ...
... solute atom of atomic size less than the solvent . When the dislocation core reaches the solute , the compressive strain energy ( shaded region ) is relieved somewhat . This leads to an attractive inter- action energy between the solute ...
Page 189
... solute atom relative to that of the solvent also plays a role in solid - solution strengthening . Since the self - energy of a dislocation is proportional to the modulus ( cf. Eq . ( 3.13 ) ) , a substitutional atom " softer " than the ...
... solute atom relative to that of the solvent also plays a role in solid - solution strengthening . Since the self - energy of a dislocation is proportional to the modulus ( cf. Eq . ( 3.13 ) ) , a substitutional atom " softer " than the ...
Contents
Overview of Mechanical Behavior | 1 |
Toughening Mechanisms and the Physics of Fracture | 10 |
A The Tension Test B StrainRate Sensitivity C Yielding Under | 28 |
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alloys applied stress behavior bonding brittle Burgers vector ceramics Chap CHAPTER Coble creep composite crack growth crack propagation crack tip creep fracture creep rate Crystalline Materials cubic curve cyclical decreases diffusional discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation example fatigue fiber Figure flow stress Fracture Mechanics fracture toughness glass grain boundaries hardening high-temperature increases initial length linear elastic loading low-temperature martensite material's matrix mechanism map microscopic MN/m² Mode modulus nucleation obstacles particle phase plastic deformation plastic flow plastic strain polycrystalline polycrystals polymers precipitation Prob ratio region result Schematic screw dislocation SECTION shear stress shown in Fig single crystal slip direction slip plane slip systems solids solute atom steel strain rate strengthening stress levels stress-strain structure superplastic surface takes place temperature tensile strength tensile stress tion toughening transition viscoelastic volume fraction yield strength