Binary nucleation kinetics: A matrix method

1994 ◽  
Vol 101 (11) ◽  
pp. 9997-10002 ◽  
Author(s):  
Hanna Vehkamäki ◽  
Pentti Paatero ◽  
Markku Kulmala ◽  
Ari Laaksonen
1997 ◽  
Vol 106 (7) ◽  
pp. 2987-2987
Author(s):  
Hanna Arstila ◽  
Pentti Paatero ◽  
Markku Kulmala ◽  
Ari Laaksonen

1995 ◽  
Vol 103 (3) ◽  
pp. 1127-1136 ◽  
Author(s):  
Gerald Wilemski ◽  
Barbara E. Wyslouzil

1996 ◽  
Vol 105 (3) ◽  
pp. 1090-1100 ◽  
Author(s):  
Barbara E. Wyslouzil ◽  
Gerald Wilemski

2001 ◽  
Vol 105 (47) ◽  
pp. 11566-11573 ◽  
Author(s):  
Barbara E. Wyslouzil ◽  
Shuyu Chen

1999 ◽  
Vol 110 (2) ◽  
pp. 1202-1211 ◽  
Author(s):  
Barbara E. Wyslouzil ◽  
Gerald Wilemski

Author(s):  
Matthew R. Libera

The liquid droplets produced by atomization processes are believed to undergo substantial supercooling during solidification, because the catalytic heterogeneities, for statistical reasons, tend to be isolated in the larger droplets. This supercooling can lead to the nucleation of metastable phases. As part of a study on the effect of liquid supercooling on nonequilibrium solidification, three binary Fe-Ni alloys have been produced by conventional argon atomization (Fe-20Ni, Fe-30Ni, and Fe-40Ni). The primary variables in these experiments are: i) the alloy composition; and ii) the powder particle diameter (inversely proportional to supercooling). Of particular interest in this system is the competitive nucleation kinetics between the stable fee and metastable bec phases. Bcc is expected to nucleate preferentially with decreasing %Ni and decreasing particle diameter.


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