scholarly journals Dynamical density functional theory: phase separation in a cavity and the influence of symmetry

2005 ◽  
Vol 17 (45) ◽  
pp. S3253-S3258 ◽  
Author(s):  
A J Archer
2017 ◽  
Vol 19 (45) ◽  
pp. 30695-30702 ◽  
Author(s):  
Joaquin Miranda Mena ◽  
Thomas Gruhn

We employed density functional theory, Monte Carlo simulations and a mean field model to study phase separation in thermoelectric Ni(Ti,Zr)(Sb,Sn) half-Heusler materials, simultaneously alloyed in the (Ti,Zr)- and (Sb,Sn) sublattices.


2017 ◽  
Vol 19 (39) ◽  
pp. 26606-26620 ◽  
Author(s):  
Pjotrs A. Žguns ◽  
Andrei V. Ruban ◽  
Natalia V. Skorodumova

Ordering of dopants and oxygen vacancies is studied for Gd-doped ceria (xGd ≤ 0.25) by means of a combined density functional theory (DFT) and cluster expansion approach, where the cluster interactions derived from DFT calculations are further used in Monte Carlo simulations.


2016 ◽  
Vol 18 (21) ◽  
pp. 14580-14587 ◽  
Author(s):  
Wei Xu ◽  
Sajid Butt ◽  
Yingcai Zhu ◽  
Jing Zhou ◽  
Yong Liu ◽  
...  

The thermoelectricity of Fe doped Ca3Co4O9 is tuned by nanoscale structural heterogeneity, as unveiled by X-ray absorption spectroscopy and density functional theory.


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