Study on advanced Ce0.9La0.1O2/Gd2Zr2O7 buffer layers architecture towards all chemical solution processed coated conductors

2015 ◽  
Vol 3 (25) ◽  
pp. 13275-13282 ◽  
Author(s):  
Y. Zhao ◽  
L. Ma ◽  
W. Wu ◽  
H.-L. Suo ◽  
J.-C. Grivel

Improvements of the surface quality in terms of crystallographic orientation and local flatness are achieved in a novel multi-layered structure Ce0.9La0.1O2/Gd2Zr2O7/NiW grown by all chemical solution routes.

2006 ◽  
Vol 21 (3) ◽  
pp. 767-773 ◽  
Author(s):  
M.S. Bhuiyan ◽  
M. Paranthaman ◽  
A. Goyal ◽  
L. Heatherly ◽  
D.B. Beach

Epitaxial films of rare-earth (RE = La, Ce, Eu, and Gd) tantalates, RE3TaO7 with pyrochlore structures were grown on biaxially textured nickel-3 at.% tungsten (Ni-W) substrates using chemical solution deposition (CSD) process. Precursor solution of 0.3∼0.4 M concentration of total cations were spin coated on to short samples of Ni-W substrates and the films were crystallized at 1050∼1100 °C in a gas mixture of Ar- 4% H2 for 15 to 60 min. X-ray studies show that the films of pyrochlore RE tantalate films are highly textured with cube-on-cube epitaxy. Improved texture was observed in case of lanthanum tantalate (La3TaO7) film grown on Ni-W substrates. Scanning electron microscopy (SEM) and atomic force microscopy (AFM) investigations of RE3TaO7 films reveal a fairly dense and smooth microstructure without cracks and porosity. The rare-earth tantalate layers may be potentially used as buffer layers for YBa2Cu3O7-δ (YBCO) coated conductors.


2007 ◽  
Vol 17 (4) ◽  
pp. 3880-3885 ◽  
Author(s):  
Xuebin Zhu ◽  
Hechang Lei ◽  
Dongqi Shi ◽  
Li Zhang ◽  
Lin Wang ◽  
...  

2008 ◽  
Vol 516 (8) ◽  
pp. 2099-2108 ◽  
Author(s):  
K. Knoth ◽  
R. Hühne ◽  
S. Oswald ◽  
L. Molina ◽  
O. Eibl ◽  
...  

2005 ◽  
Vol 426-431 ◽  
pp. 979-984 ◽  
Author(s):  
Kerstin Knoth ◽  
Brigitte Schlobach ◽  
Ruben Hühne ◽  
Ludwig Schultz ◽  
Bernhard Holzapfel

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