Composition–phase structure relationship and thickness-dependent ferroelectricity of rhombohedral phase in [111]-textured Nb-doped Pb(Zr,Ti)O3 thin films

2013 ◽  
Vol 265 ◽  
pp. 334-338 ◽  
Author(s):  
Qi Yu ◽  
Jing-Feng Li ◽  
Wei Sun
2010 ◽  
Vol 177 ◽  
pp. 201-203
Author(s):  
Jing Chu ◽  
Yu Lin Li ◽  
Bing Xu ◽  
Na Zhang ◽  
Qiang Li

Niobium oxide thin films were successfully synthesized starting from niobate nanosheets. The microstructure of as-prepared nanosheets was observed by TEM. The morphology of niobate thin films was investigated by SEM. The phase structure was determined by XRD. The transmittance spectra of as-obtained niobium oxide thin films were measured, and the optical properties were studied. The influences of different thickness on optical properties were also analyzed. As-prepared niobium thin films were treated by being heated at different temperature. The effects of soaking temperature on the structure and optical properties of niobium oxide thin films were discussed in detail.


2010 ◽  
Vol 93-94 ◽  
pp. 231-234
Author(s):  
B. Hongthong ◽  
Satreerat K. Hodak ◽  
Sukkaneste Tungasmita

Strontium substituted hydroxyapatite(SrHAp) were fabricated both in the form of powder as reference and thin film by using inorganic precursor reaction. The sol-gel process has been used for the deposition of SrHAp layer on stainless steal 316L substrate by spin coating technique, after that the films were annealed in air at various temperatures. The chemical composition of SrHAp is represented (SrxCa1-x)5(PO4)3OH, where x is equal to 0, 0.5 and 1.0. Investigations of the phase structure of SrHAp were carried out by using X-ray diffraction technique (XRD). The results showed that strontium is incorporated into hydroxyapatite where its substitution for calcium increases in the lattice parameters, and Sr3(PO4)2 can be detected at 900°C. The SEM micrographs showed that SrHAp films exhibited porous structure before develop to a cross-linking structure.


2019 ◽  
Vol 790 ◽  
pp. 563-571 ◽  
Author(s):  
Caixia Wang ◽  
Tao Wang ◽  
Linlin Cao ◽  
Guojun Zhang

2015 ◽  
Vol 61 ◽  
pp. 95-100 ◽  
Author(s):  
S. Vinodh Kumar ◽  
R.K. Singh ◽  
S. Seenithurai ◽  
S. Bysakh ◽  
M. Manivel Raja ◽  
...  

2015 ◽  
Vol 119 (21) ◽  
pp. 11475-11481 ◽  
Author(s):  
John D. Michael ◽  
Ethan L. Demeter ◽  
Steven M. Illes ◽  
Qingqi Fan ◽  
Jacob R. Boes ◽  
...  

2007 ◽  
Vol 336-338 ◽  
pp. 283-286 ◽  
Author(s):  
Zan Zheng ◽  
Xiao Ting Li ◽  
Gao Rong Han ◽  
Wen Jian Weng ◽  
Pi Yi Du

(PbySr1-y)ZnxTi1-xO3-x thin films were prepared on ITO/glass substrate by sol–gel process using dip-coating method. The phase structure, morphology, and dielectric properties of thin films were investigated by XRD, SEM and impedance analyzer, respectively. The perovskite phase structure was exhibited in the Zn-doped PST thin films. The formation ability of the thin films of the perovskite phase and its grain size decreased with the increase in doping Zn. The dielectric constant of the thin film was influenced by oxygen vacancies which could be controlled by Zn doping.


RSC Advances ◽  
2015 ◽  
Vol 5 (77) ◽  
pp. 62713-62718 ◽  
Author(s):  
Peng Li ◽  
Wei Li ◽  
Jiwei Zhai ◽  
Bo Shen ◽  
Huarong Zeng ◽  
...  

Lead-free (1 − x)Bi0.5(Na0.8K0.2)0.5TiO3-xBiMnO3 (BNKT-xBMO, 0 < x < 0.025) thin films were deposited on Pt/Ti/SiO2/Si substrates by a sol–gel method, and the effects of BiMnO3 addition on the crystal structure and electrical properties were systematically investigated.


2015 ◽  
Vol 41 (3) ◽  
pp. 4822-4828 ◽  
Author(s):  
Hai-Long Li ◽  
Ying Zhang ◽  
Jia-Jun Zhou ◽  
Xiao-Wen Zhang ◽  
Hong Liu ◽  
...  

2004 ◽  
Vol 96 (9) ◽  
pp. 5110-5116 ◽  
Author(s):  
Hyunjung Yi ◽  
Min G. Kim ◽  
Jung H. Park ◽  
Hyun M. Jang

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