Spinodal decomposition and composition modulation effect at the low-temperature synthesis of Ax3B1-x3C5 semiconductor solid solutions

2019 ◽  
Vol 510 ◽  
pp. 40-46 ◽  
Author(s):  
Pavel P. Moskvin ◽  
Sergii I. Skurativskyi ◽  
Oleksandr P. Kravchenko ◽  
Galyna V. Skyba ◽  
Hennadii V. Shapovalov
10.30544/614 ◽  
2021 ◽  
Vol 27 (3) ◽  
pp. 385-396
Author(s):  
Pavel Moskvin ◽  
Sergii Skurativskyi ◽  
Wojciech Sadowski ◽  
Barbara Koscielska ◽  
Petro Melnychuk ◽  
...  

The Cahn-Hilliard equation is adapted to consider the spinodal decomposition of A2B6 semiconductor solid solutions. This approach is used to analyze the process of spinodal decomposition of ZnхCd1-хTe solid solution, which is accompanied by the appearance of the composition modulation effect during its low-temperature synthesis. Numerical simulations of the spinodal decomposition of the ZnхCd1-хTe solid solution are performed. It is shown that micro-variations of the material composition are related by the resonance phenomenon between the excess mixing energy and the energy of elastic strains arising in the inclusions of the new phase, which are coherently conjugated with the initial crystal lattice. It is revealed that such resonance phenomena are most intense when the conditions for the material synthesis are located in close proximity to the spinodal curves on the phase state diagram of the system.


2012 ◽  
Vol 639 (2) ◽  
pp. 326-333 ◽  
Author(s):  
Julia Kohl ◽  
Suliman Nakhal ◽  
Noel Ferro ◽  
Patrick Bottke ◽  
Martin Wilkening ◽  
...  

1989 ◽  
Vol 24 (1) ◽  
pp. K4-K5
Author(s):  
N. N. Zheleva ◽  
E. P. Trifonova ◽  
S. Petrov ◽  
D. B. Kushev

CrystEngComm ◽  
2018 ◽  
Vol 20 (32) ◽  
pp. 4614-4622 ◽  
Author(s):  
Karin Popa ◽  
Olaf Walter ◽  
Oliver Dieste Blanco ◽  
Antony Guiot ◽  
Daniel Bouëxière ◽  
...  

Actinide oxalate decomposition under hot compressed water is proposed as a milder production route for nanometric sized (mixed) actinide oxides.


Author(s):  
Natali Amarante da Cruz ◽  
Silvanice Aparecida Lopes Dos Santos ◽  
Lincoln Carlos Silva De Oliveira ◽  
Rafael Aparecido Ciola Amoresi ◽  
Maria Aparecida Zaghete ◽  
...  

2015 ◽  
Vol 44 (33) ◽  
pp. 15042-15048 ◽  
Author(s):  
Sean P. Culver ◽  
Matthew J. Greaney ◽  
Antonio Tinoco ◽  
Richard L. Brutchey

The vapor diffusion sol–gel method was used to synthesize complex ternary scheelite nanocrystals of arbitrary and well-defined elemental stoichiometry.


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