Electronic Properties and Stability of the TiAl3 and MoPt2 Type Ordered Structures in Binary Transition Metal Alloys

1982 ◽  
Vol 21 ◽  
Author(s):  
R. Kuentzler ◽  
R.M. Waterstrat ◽  
P. Turek ◽  
A. Bieber

ABSTRACTIn view of the recent constitution diagrams (for binary transition metal alloys) a systematic study of the electronic properties of all alloys which have either the TiAl3 or MoPt2 type of structure has been undertaken. Specific heat results are reported and briefly discussed in the frame of the theoretical calculations about band structure and stability of ordered alloys.

1982 ◽  
Vol 21 ◽  
Author(s):  
A. Bieber ◽  
F. GAUTIER

ABSTRACTMlultiatom interactions required in the statistical models used for the study of both the stability of ordered structures in the ground state and the chemical short range order, have been computed from the electronic structure for transition metal alloys. It is shown that : i) the most important interactions coming from “d” bands are those corresponding to self-retraced paths, the contributions of compact clusters being negligible ; ii) in general the results obtained using only second order pair interactions are valid provided that the concentration dependence of the pair interactions is taken into account. However in a few peculiar cases these results may be qualitatively modified.


1964 ◽  
Vol 36 (1) ◽  
pp. 146-149 ◽  
Author(s):  
E. BUCHER ◽  
F. HEINIGER ◽  
J. MUHEIM ◽  
J. MULLER

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