Effect of Ball Milling and Additions of Metal Hydrides And Amides on the Thermal Stability of Alh3

Author(s):  
M. S. Dulya ◽  
B. M. Bulychev ◽  
B. P. Tarasov
1999 ◽  
Vol 14 (5) ◽  
pp. 1760-1770 ◽  
Author(s):  
H. G. Jiang ◽  
H. M. Hu ◽  
E. J. Lavernia

The synthesis of nanocrystalline Fe, Fe–4 wt% Al, and Fe–10 wt% Al solid solutions by SPEX ball milling has been studied. The microstructural evolution during ball milling, as well as subsequent heat treatment, has been characterized. The results demonstrate that ball milling promotes the formation of αFe–4 wt% Al and αFe–10 wt% Al solid solutions by reducing the activation energy of these alloys and generating thermal energy during this process. For Fe–10 wt% Al powders milled for various time intervals up to approximately 20 min, the FeAl intermetallic compound is formed. For alloys annealed at temperatures ranging from 600 to 1000 °C, the addition of 10 wt% Al to Fe significantly enhances the thermal stability of the nanocrystalline Fe–Al alloys. Interestingly, the addition of Al within the range of 4–10 wt% seems to have little effect on the thermal stability of these alloys annealed under the same conditions. Also, the thermal stability improves for alloys milled in air as opposed to those processed using Ar.


2005 ◽  
Vol 36 (6) ◽  
pp. 1587-1594 ◽  
Author(s):  
F. Zhou ◽  
Z. Lee ◽  
S. R. Nutt ◽  
E. J. Lavernia

2006 ◽  
Vol 8 (6) ◽  
pp. 935-942 ◽  
Author(s):  
Yinheng Fan ◽  
Weina Li ◽  
Yunling Zou ◽  
Shijian Liao ◽  
Jie Xu

Nature ◽  
1969 ◽  
Vol 223 (5208) ◽  
pp. 829-830 ◽  
Author(s):  
P. M. S. JONES ◽  
P. ELLIS ◽  
T. ASLETT

2014 ◽  
Vol 46 ◽  
pp. 97-102 ◽  
Author(s):  
Z. Wang ◽  
K.G. Prashanth ◽  
S. Scudino ◽  
J. He ◽  
W.W. Zhang ◽  
...  

2018 ◽  
Vol 270 ◽  
pp. 270-277 ◽  
Author(s):  
Marco Mattonai ◽  
Dominika Pawcenis ◽  
Serena del Seppia ◽  
Joanna Łojewska ◽  
Erika Ribechini

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