Crystallographic site swapping of La3+ion in BaA′LaTeO6(A′ = Na, K, Rb) double perovskite type compounds: diffraction and photoluminescence evidence for the site swapping

2014 ◽  
Vol 43 (8) ◽  
pp. 3306-3312 ◽  
Author(s):  
R. Phatak ◽  
S. K. Gupta ◽  
K. Krishnan ◽  
S. K. Sali ◽  
S. V. Godbole ◽  
...  
2019 ◽  
Vol 7 (39) ◽  
pp. 12306-12311 ◽  
Author(s):  
He-Ping Su ◽  
Shu-Fang Li ◽  
Yifeng Han ◽  
Mei-Xia Wu ◽  
Churen Gui ◽  
...  

First-principles density functional theory calculations, for the first time, was used to predict the Mg3TeO6-to-perovskite type phase transition in Mn3TeO6 at around 5 GPa.


2020 ◽  
Vol 8 (46) ◽  
pp. 16349-16353
Author(s):  
Miao-Miao Hua ◽  
Le Ye ◽  
Qin-Wen Wang ◽  
Jia-Jun Ma ◽  
Zhi-Xin Gong ◽  
...  

An excellent high-temperature switchable dielectric constant and high-efficiency photoluminescence have been realized in (3HQ)4[RbEu(NO3)8] (3HQ = 3-quinuclidinone cation).


2017 ◽  
Vol 5 (15) ◽  
pp. 6874-6883 ◽  
Author(s):  
Suresh Mulmi ◽  
Haomin Chen ◽  
Azfar Hassan ◽  
Jose F. Marco ◽  
Frank J. Berry ◽  
...  

Fe-doped double perovskite materials show promise for renewable-derived carbon-neutral fuel production at significantly lower temperatures than current systems.


2010 ◽  
Vol 35 (8) ◽  
pp. 3775-3782 ◽  
Author(s):  
Bo Wei ◽  
Zhe Lü ◽  
Dechang Jia ◽  
Xiqiang Huang ◽  
Yaohui Zhang ◽  
...  

Author(s):  
Nhat Hoang Nam

The CaCu3Ti4O12 ceramic has been prepared by Solid State Reaction method in excess oxygen. It possesses a well-defined double-perovskite type crystalline structure and exhibits a colossal dielectric constant at around 50000 at room temperature. This paper revised the imprints of Raman spectroscopy of this compound to validate its structural characteristics and optical behaviors. A special attention is paid on the account of optical phonons which show a recognizable agreement with the other results recently reported


Author(s):  
Uzma Hira ◽  
Jan-Willem G. Bos ◽  
Alexander Missyul ◽  
François Fauth ◽  
Nini Pryds ◽  
...  

2013 ◽  
Vol 178 ◽  
pp. 598-605 ◽  
Author(s):  
Suresh Mulmi ◽  
Azfar Hassan ◽  
Pedro Pereira-Almao ◽  
Venkataraman Thangadurai

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