Structure and morphology of the reaction fronts during the formation of MgAl2O4 thin films by solid state reaction between R-cut sapphire substrates and MgO films

1995 ◽  
Vol 2 (3) ◽  
Author(s):  
D. Hesse ◽  
ST. Senz ◽  
R. Scholz ◽  
P. Werner ◽  
J. Heydenreich
JOM ◽  
2021 ◽  
Author(s):  
Evgeny T. Moiseenko ◽  
Sergey M. Zharkov ◽  
Roman R. Altunin ◽  
Oleg V. Belousov ◽  
Leonid A. Solovyov ◽  
...  

2020 ◽  
Vol 2 (12) ◽  
pp. 3880-3888
Author(s):  
Jian Hui ◽  
Qingyun Hu ◽  
Yuxi Luo ◽  
Tianxing Lai ◽  
Zhan Zhang ◽  
...  

2003 ◽  
Vol 17 (04n06) ◽  
pp. 899-904 ◽  
Author(s):  
A. VECCHIONE ◽  
M. GOMBOS ◽  
C. TEDESCO ◽  
A. IMMIRZI ◽  
L. MARCHESE ◽  
...  

NdSr 2 RuCu 2 O x material has been prepared as polycrystalline powder by solid state reaction. The compound has been investigated by synchrotron x-ray powder diffraction and scanning electron microscopy. The experimental results show that the average crystal structure is a disordered cubic perovskite with Nd and Sr cations occupying the same site and the same substitution is found for Cu and Ru atoms. A comparison between the crystal structure and morphology of this compound and the superconducting tetragonal GdSr 2 RuCu 2 O 8 is also discussed.


2018 ◽  
Vol 165 (8) ◽  
pp. B3184-B3193 ◽  
Author(s):  
Nouha Labyedh ◽  
Brecht Put ◽  
Abdel-Aziz El Mel ◽  
Philippe M. Vereecken

2017 ◽  
Author(s):  
Vantari Siva ◽  
Debi P. Datta ◽  
S. Prusty ◽  
Pratap K. Sahoo

2016 ◽  
Vol 698 ◽  
pp. 60-65 ◽  
Author(s):  
Tôru Kyômen ◽  
Miyu Seki ◽  
Minoru Hanaya ◽  
Hiroshi Takashima

Powder samples of (Ca,Sr)TiO3:Er were prepared by a solid-state reaction method. Photoluminescence due to f-f transitions of Er3+ was not induced by band-gap excitation of (Ca,Sr)TiO3 but by f-f transitions of Er3+. An electroluminescent device in which thin films of Ca0.6Sr0.4TiO3:Er and SnO2:Sb are stacked alternately was prepared by sol-gel and spin-coating methods. Very weak electroluminescence due to f-f transition of Er3+ was observed in the device.


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