Configurations de dislocations dans un cristal d'aluminium en fonction de la température
- 1 January 1969
- journal article
- Published by EDP Sciences in Journal de Physique
- Vol. 30 (11-12) , 999-1003
- https://doi.org/10.1051/jphys:019690030011-12099900
Abstract
La topographie aux rayons X montre l'apparition d'alignements de boucles de dislocations dans les cristaux d'aluminium, initialement sans dislocation, refroidis depuis 345°C à différentes températures. Il semble que ces boucles sont émises par des sources de Bardeen-Herring. Elles croissent par élimination des lacunes retenues en sursaturation au cours du refroidissement ; elles évoluent ensuite vers une configuration de dislocations réparties au hasardKeywords
This publication has 12 references indexed in Scilit:
- Study of Certain Strain Centers in Copper Crystals by Etch-Pit and X-Ray TechniquesJournal of Applied Physics, 1969
- On the formation of dislocations in aluminium during slow heating and coolingJournal of Crystal Growth, 1967
- On the formation of vacancy clusters in aluminiumPhilosophical Magazine, 1967
- Direct X-ray observation of dislocations during annealing in aluminium single crystalsPhilosophical Magazine, 1966
- Dislocation densities in slowly cooled aluminium single crystalsPhilosophical Magazine, 1966
- On the macroscopic distribution of dislocations in single crystals of high-purity recrystallized aluminiumPhilosophical Magazine, 1965
- Aluminium single crystals with very low dislocation densitiesPhilosophical Magazine, 1965
- Dislocation structures observed in high-purity recrystallized aluminium by X-ray diffractionPhilosophical Magazine, 1959
- The projection topograph: a new method in X-ray diffraction microradiographyActa Crystallographica, 1959
- On the generating of dislocations in melt-grown crystalsActa Metallurgica, 1957