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EXPERIMENTAL EQUIPMENT AND PROCEDURES
RESULTS AND DISCUSSIONS
3 other sections not shown
activation energy Aging Conditions AGING TEMP aging temperature Al-rich alloys Al-rich NiAl alloy composition annealing process Average Void Boltzmann factor chemical composition concen crystal CsCl cubic-like voids curves defect clusters defect concentration defect formation energy Defect Migration Energy determined diffusion dislocations displacement vector Dodd entropy equation fault plane FeAl FLOSSIE LI-SHENG SONG foil thickness Function of 1/KT Function of Aging Gibbs free energy grain boundary increases lattice parameter lattice sites measurements Ni-rich NiAl alloys nickel vacancies NiGa NiQ 5 AlQ observed planar defects point defects pre-aging quenched and annealed Quenched From 1400°C quenched samples quenched-in Quenching and Aging quenching rate quenching temperature rhombic dodecahedra rod-like voids shown in Figure spark erosion stacking faults stoichiometric sub-lattice Supersaturated Vacancy Concentration thermal equilibrium transmission electron microscopy tration triple defect formation UNIVERSITY OF WISCONSIN-MADISON vacancy defects vacant sites various temperature void density Void Distribution void free zone