scholarly journals The influence of silicon and aluminum alloying on the lattice parameter and stacking fault energy of austenitic steel

2014 ◽  
Vol 92 ◽  
pp. 19-22 ◽  
Author(s):  
G.R. Lehnhoff ◽  
K.O. Findley ◽  
B.C. De Cooman
2016 ◽  
Vol 653 ◽  
pp. 147-152 ◽  
Author(s):  
M. Moallemi ◽  
A. Kermanpur ◽  
A. Najafizadeh ◽  
A. Rezaee ◽  
H. Samaei Baghbadorani ◽  
...  

2013 ◽  
Vol 17 (sup2) ◽  
pp. s73-s78 ◽  
Author(s):  
K. H. Oh ◽  
J. S. Jeong ◽  
Y. M. Koo ◽  
D. Nyung Lee

2016 ◽  
Vol 649 ◽  
pp. 390-399 ◽  
Author(s):  
C. Ullrich ◽  
R. Eckner ◽  
L. Krüger ◽  
S. Martin ◽  
V. Klemm ◽  
...  

Author(s):  
K. Z. Botros ◽  
S. S. Sheinin

The main features of weak beam images of dislocations were first described by Cockayne et al. using calculations of intensity profiles based on the kinematical and two beam dynamical theories. The feature of weak beam images which is of particular interest in this investigation is that intensity profiles exhibit a sharp peak located at a position very close to the position of the dislocation in the crystal. This property of weak beam images of dislocations has an important application in the determination of stacking fault energy of crystals. This can easily be done since the separation of the partial dislocations bounding a stacking fault ribbon can be measured with high precision, assuming of course that the weak beam relationship between the positions of the image and the dislocation is valid. In order to carry out measurements such as these in practice the specimen must be tilted to "good" weak beam diffraction conditions, which implies utilizing high values of the deviation parameter Sg.


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