First Principles Calculations of Oxygen Vacancy Formation and Migration in Ba1−xSrxCo1−yFeyO3−δPerovskites

2011 ◽  
Vol 159 (2) ◽  
pp. B219-B226 ◽  
Author(s):  
Rotraut Merkle ◽  
Yuri A. Mastrikov ◽  
Eugene A. Kotomin ◽  
Maija M. Kuklja ◽  
Joachim Maier
Keyword(s):  
Oxygen Vacancy ◽  
First Principles ◽  
Vacancy Formation ◽  
First Principles Calculations ◽  
Oxygen Vacancy Formation ◽  
And Migration

First principles calculations of oxygen vacancy formation and migration in mixed conducting Ba0.5Sr0.5Co1−yFeyO3−δ perovskites

2011 ◽  
Vol 188 (1) ◽  
pp. 1-5 ◽  
Author(s):  
E.A. Kotomin ◽  
Yu. A. Mastrikov ◽  
M.M. Kuklja ◽  
R. Merkle ◽  
A. Roytburd ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
First Principles ◽  
Vacancy Formation ◽  
First Principles Calculations ◽  
Oxygen Vacancy Formation ◽  
And Migration

Oxygen vacancy formation and migration in double perovskite Sr2CrMoO6: a first-principles study

RSC Advances ◽  
2016 ◽  
Vol 6 (49) ◽  
pp. 43034-43040 ◽  
Author(s):  
Shuai Zhao ◽  
Liguo Gao ◽  
Chunfeng Lan ◽  
Shyam S. Pandey ◽  
Shuzi Hayase ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
First Principles ◽  
Double Perovskite ◽  
Vacancy Formation ◽  
First Principles Study ◽  
Oxygen Vacancy Formation ◽  
And Migration ◽  
Theoretical Insight ◽  
Insight Into

These calculations provided theoretical insight into the effect of the B-site Cr and Mo on the oxygen vacancy formation and migration in the double perovskite Sr2CrMoO6 using the DFT+U method.

DFT insights into oxygen vacancy formation and CH4 activation over CeO2 surfaces modified by transition metals (Fe, Co and Ni)

2018 ◽  
Vol 20 (17) ◽  
pp. 11912-11929 ◽  
Author(s):  
Dong Tian ◽  
Kongzhai Li ◽  
Yonggang Wei ◽  
Xing Zhu ◽  
Chunhua Zeng ◽  
...  
Keyword(s):  
Transition Metal ◽  
Transition Metals ◽  
Oxygen Vacancy ◽  
First Principles ◽  
Vacancy Formation ◽  
First Principles Calculations ◽  
Oxygen Vacancy Formation ◽  
Ni Modification

The effects of transition metal (Fe, Co and Ni) modification (adsorption, insertion and substitution) of CeO2 surfaces on oxygen vacancy formation and CH4 activation are studied on the basis of first principles calculations.

First principles analysis of oxygen vacancy formation and migration in Sr2BMoO6 (B = Mg, Co, Ni)

RSC Advances ◽  
2016 ◽  
Vol 6 (38) ◽  
pp. 31968-31975 ◽  
Author(s):  
Shuai Zhao ◽  
Liguo Gao ◽  
Chunfeng Lan ◽  
Shyam S. Pandey ◽  
Shuzi Hayase ◽  
...  
Keyword(s):  
Density Functional Theory ◽  
Oxygen Vacancy ◽  
First Principles ◽  
Density Functional ◽  
Dft Method ◽  
Double Perovskites ◽  
Functional Theory ◽  
Oxygen Vacancy Formation ◽  
The Density Functional Theory ◽  
And Migration

In this work, we present a detailed first-principles investigation on the stoichiometric and oxygen-deficient structures of double perovskites, Sr2BMoO6 (B = Mg, Co and Ni), using the density functional theory (DFT) method.

scholarly journals Oxygen vacancy formation in the SrTiO3 Σ5 [001] twist grain boundary from first-principles

2018 ◽  
Vol 101 (7) ◽  
pp. 3118-3129 ◽  
Author(s):  
Maziar Behtash ◽  
Yaqin Wang ◽  
Jian Luo ◽  
Kesong Yang
Keyword(s):  
Oxygen Vacancy ◽  
Grain Boundary ◽  
First Principles ◽  
Vacancy Formation ◽  
Oxygen Vacancy Formation

Formation of oxygen vacancies in Li2FeSiO4: first-principles calculations

2021 ◽  
Vol 23 (36) ◽  
pp. 20444-20452
Author(s):  
Lihong Zhang ◽  
Shunqing Wu ◽  
Jianwei Shuai ◽  
Zhufeng Hou ◽  
Zizhong Zhu
Keyword(s):  
Oxygen Vacancy ◽  
First Principles ◽  
Formation Energy ◽  
Oxygen Vacancies ◽  
Vacancy Formation Energy ◽  
Vacancy Formation ◽  
First Principles Calculations ◽  
Temperature And Pressure

The oxygen vacancy (left panel) and the vacancy formation energy as a function of temperature and pressure (right panel).

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