scholarly journals Relating defect chemistry and electronic transport in the double perovskite Ba1−xGd0.8La0.2+xCo2O6−δ (BGLC)

2017 ◽  
Vol 5 (30) ◽  
pp. 15743-15751 ◽  
Author(s):  
Einar Vøllestad ◽  
Matthias Schrade ◽  
Julie Segalini ◽  
Ragnar Strandbakke ◽  
Truls Norby

A general defect chemical model is applied to the double perovskite BGLC and used rationalize its physiochemical and electrical properties.

RSC Advances ◽  
2016 ◽  
Vol 6 (26) ◽  
pp. 22094-22102 ◽  
Author(s):  
Pravin Kumar ◽  
Nitish Kumar Singh ◽  
Govind Gupta ◽  
Prabhakar Singh

To study the effect of La3+ doping on structural and electrical properties, a few compositions of the system Sr2−xLaxNiMoO6−δ (x = 0.02, 0.04, 0.06, 0.08, and 0.10) were synthesized via the citrate–nitrate route.


2016 ◽  
Vol 55 (17) ◽  
pp. 8552-8563 ◽  
Author(s):  
Isabel Antunes ◽  
Sergey Mikhalev ◽  
Glenn Christopher Mather ◽  
Vladislav Vadimovich Kharton ◽  
Fábio Gabriel Figueiras ◽  
...  

Author(s):  
S. Fiechter ◽  
A. Hartmann ◽  
P. Dulski ◽  
D. Jokisch ◽  
H. Tributsch

2009 ◽  
Vol 106 (9) ◽  
pp. 094105 ◽  
Author(s):  
Anurak Prasatkhetragarn ◽  
Piyachon Ketsuwan ◽  
Santi Maensiri ◽  
Rattikorn Yimnirun ◽  
Chien-Chih Huang ◽  
...  

2010 ◽  
Vol 25 (1) ◽  
pp. 189-196 ◽  
Author(s):  
Hulya Metin ◽  
Mehmet Ari ◽  
Selma Erat ◽  
Semra Durmuş ◽  
Mehmet Bozoklu ◽  
...  

Cadmium sulfide (CdS) photocatalyst films were grown on glass by chemical bath deposition (pH 9.4, 70 °C) and then annealed in nitrogen from 423 K to 823 K in steps of 100 K. The XRD crystallite size increases in a sigmoidal manner from 60 nm to 100 nm while the optical band gap energy decreases from 2.42 eV to 2.28 eV. This trend is paralleled by the decreasing Urbach energy, but only up to 623 K, where it increases again. This is the temperature where the Cd effectively surpasses the phase transformation from cubic to hexagonal, and the activation energy for electronic transport drops by a factor of nearly two.


2020 ◽  
Vol 46 (16) ◽  
pp. 26233-26237
Author(s):  
Kulwinder Singh ◽  
Manjot Kaur ◽  
Ishant Chauhan ◽  
Amit Awasthi ◽  
Manjeet Kumar ◽  
...  

Ionics ◽  
2014 ◽  
Vol 21 (7) ◽  
pp. 2019-2029 ◽  
Author(s):  
Janusz Nowotny ◽  
Mohammad A. Alim ◽  
Tadeusz Bak ◽  
Armand J. Atanacio ◽  
Anam Malik

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