Mechanical Behavior of Materials |
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Page 97
Thomas H. Courtney. SCREW AND MIXED DISLOCATIONS A. Slip by Screw Dislocation Motion A screw dislocation is another ... edge dislocation motion , only small atomic rearrangements along the line are required to move the dislocation to the ...
Thomas H. Courtney. SCREW AND MIXED DISLOCATIONS A. Slip by Screw Dislocation Motion A screw dislocation is another ... edge dislocation motion , only small atomic rearrangements along the line are required to move the dislocation to the ...
Page 134
... dislocation density , ( b ) fraction of the dislocation population that is mobile , and ( c ) mobile dislocation ... edge dislocations represent extreme examples of these line defects , and they are characterized by different atomic ...
... dislocation density , ( b ) fraction of the dislocation population that is mobile , and ( c ) mobile dislocation ... edge dislocations represent extreme examples of these line defects , and they are characterized by different atomic ...
Page 187
Thomas H. Courtney. Direction of dislocation motion Figure 5.7 88 Small solute atom Slip plane An edge dislocation moving on a slip plane containing a solute atom of atomic size less than the solvent . When the dislocation core reaches ...
Thomas H. Courtney. Direction of dislocation motion Figure 5.7 88 Small solute atom Slip plane An edge dislocation moving on a slip plane containing a solute atom of atomic size less than the solvent . When the dislocation core reaches ...
Contents
Overview of Mechanical Behavior | 1 |
Toughening Mechanisms and the Physics of Fracture | 10 |
Elastic Behavior | 44 |
Copyright | |
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alloys applied stress behavior bonding brittle Burgers vector ceramics Chap CHAPTER Coble creep composite compression crack growth crack propagation crack tip craze creep fracture creep rate Crystalline Materials cubic curve cyclical decreases depends discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation example fatigue fcc metals fiber Figure flow stress Fracture Mechanics fracture toughness glass grain boundaries hardening high-temperature increases initial length linear elastic loading low-temperature macroscopic martensite material's matrix MN/m² 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 steel strain rate strengthening stress-strain structure superplastic surface takes place TCRSS temperature tensile axis tensile strength tensile stress tion toughening transition viscoelastic volume fraction work-hardening yield strength