Large dielectric constant (ε/ε0>6000) Ba0.4Sr0.6TiO3 thin films for high-performance microwave phase shifters

2000 ◽  
Vol 76 (14) ◽  
pp. 1920-1922 ◽  
Author(s):  
C. M. Carlson ◽  
T. V. Rivkin ◽  
P. A. Parilla ◽  
J. D. Perkins ◽  
D. S. Ginley ◽  
...  
2004 ◽  
Vol 84 (2) ◽  
pp. 248-250 ◽  
Author(s):  
F. M. Pontes ◽  
E. R. Leite ◽  
G. P. Mambrini ◽  
M. T. Escote ◽  
E. Longo ◽  
...  

2005 ◽  
Vol 72 (1) ◽  
pp. 39-46 ◽  
Author(s):  
SU-JAE LEE ◽  
SEUNG EON MOON ◽  
MIN-HWAN KWAK ◽  
HAN-CHEOL RYU ◽  
YOUNG-TAE KIM ◽  
...  

RSC Advances ◽  
2016 ◽  
Vol 6 (36) ◽  
pp. 29931-29943 ◽  
Author(s):  
Nur Amin Hoque ◽  
Pradip Thakur ◽  
Niranjan Bala ◽  
Arpan Kool ◽  
Sukhen Das ◽  
...  

Fabrication of optically active, electroactive and percolative SnO2 NPs/PVDF–HFP nanocomposite thin films with remarkable dielectric constants.


2012 ◽  
Vol 14 (1) ◽  
pp. 117-120 ◽  
Author(s):  
Hongwei Chen ◽  
Chuanren Yang ◽  
Jihua Zhang ◽  
Wei He ◽  
Yu Liao ◽  
...  

Author(s):  
Peng Wang ◽  
Zhongbin Pan ◽  
Weilin Wang ◽  
Jianxu Hu ◽  
Jinjun Liu ◽  
...  

High-performance electrostatic capacitors are in urgent demand owing to the rapidly development of advanced power electronic applications. However, polymer-based composite films with both high breakdown strength (Eb) and dielectric constant...


2002 ◽  
Vol 720 ◽  
Author(s):  
Costas G. Fountzoulas ◽  
Daniel M. Potrepka ◽  
Steven C. Tidrow

AbstractFerroelectrics are multicomponent materials with a wealth of interesting and useful properties, such as piezoelectricity. The dielectric constant of the BSTO ferroelectrics can be changed by applying an electric field. Variable dielectric constant results in a change in phase velocity in the device allowing it to be tuned in real time for a particular application. The microstructure of the film influences the electronic properties which in turn influences the performance of the film. Ba0.6Sr0.4Ti1-y(A 3+, B5+)yO3 thin films, of nominal thickness of 0.65 μm, were synthesized initially at substrate temperatures of 400°C, and subsequently annealed to 750°C, on LaAlO3 (100) substrates, previously coated with LaSrCoO conductive buffer layer, using the pulsed laser deposition technique. The microstructural and physical characteristics of the postannealed thin films have been studied using x-ray diffraction, scanning electron microscopy, and nano indentation and are reported. Results of capacitance measurements are used to obtain dielectric constant and tunability in the paraelectric (T>Tc) regime.


2021 ◽  
Vol 9 (13) ◽  
pp. 4522-4531
Author(s):  
Chao Yun ◽  
Matthew Webb ◽  
Weiwei Li ◽  
Rui Wu ◽  
Ming Xiao ◽  
...  

Interfacial resistive switching and composition-tunable RLRS are realized in ionically conducting Na0.5Bi0.5TiO3 thin films, allowing optimised ON/OFF ratio (>104) to be achieved with low growth temperature (600 °C) and low thickness (<20 nm).


Author(s):  
Zhuang-Hao Zheng ◽  
Jun-Yun Niu ◽  
Dong-Wei Ao ◽  
Bushra Jabar ◽  
Xiao-Lei Shi ◽  
...  

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