Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Ludong Ji"'
Publikováno v:
AIP Advances, Vol 5, Iss 11, Pp 117226-117226-6 (2015)
Core-shell Ba0.5Sr0.5TiO3(BST)/MgO nano-composites have been synthesized by using an oleic acid modified citrate gel in situ process. The nano-composites exhibit a spherical microstructure consisting of large amounts of small particles with average s
Externí odkaz:
https://doaj.org/article/ee7c5011eea742e692a682ea6ce28689
Publikováno v:
Ferroelectrics. 492:85-90
(1-x)Ba0.5Sr0.5TiO3(BST)-xMg2SiO4 (MS) composite ceramics have been synthesized in-situ via a citrate-nitrate combustion process, and their structure and effective dielectric response have been investigated. The compositions with x ≥ 0.3 formed a s
Publikováno v:
Ceramics International. 42:3997-4001
Ba0.5Sr0.5TiO3–Mg3B2O6 (BST–MB) composites have been prepared in situ by a citrate gel process, and their structure and effective dielectric response have been investigated. The precursor with pH≥7 is suitable for in situ formation of the dipha
Publikováno v:
Journal of the American Ceramic Society. 98:3647-3650
Ba0.5Sr0.5TiO3/MgO (BST/MgO) composite ceramics have been prepared in situ by using an oxalate precipitation process. SEM and TEM images show that oleic acid modified BST/MgO nanocomposite exhibits helminth-like particles consisting of BST core and M
Publikováno v:
Materials Research Bulletin. 69:51-55
Structure, dielectric and ferroelectric properties of Ba0.99 − xBi2x/3Ca0.01Zr0.02Ti0.98O3 (x = 0.00, 0.03, 0.06 and 0.12) ceramics have been investigated. X-ray diffraction and Raman results show that Bi3+ ions enter the crystal lattice, maintaini
Publikováno v:
Materials Research Bulletin. 68:189-193
(1 − x)Ba0.5Sr0.5TiO3(BST)–xMg2TiO4(MT) composite ceramics have been prepared in situ by using a citrate–nitrate combustion process. X-ray diffraction data showed that neutral precursor with pH 7 is suitable for in situ formation of biphase str
Publikováno v:
Journal of the American Ceramic Society. 98:97-103
(1 − x)Ba0.5Sr0.5TiO3(BST)–xMgO composite ceramics have been prepared in situ by a citrate–nitrate combustion process, and their crystal structure and effective dielectric response have been investigated systematically. Results reveal that MgO
Publikováno v:
Journal of Alloys and Compounds. 606:11-14
Structure and dielectric properties of complex perovskite BaTi0.8(Ni0.5Nb0.5)0.2O3 ceramics have been investigated by X-ray diffraction (XRD), Raman spectroscopy, X-ray photoelectron spectroscopy (XPS), electron paramagnetic resonance (EPR) and diele
Publikováno v:
Ceramics International. 40:11419-11422
Ba 0.5 Sr 0.5 TiO 3 –MgO (BST–MgO) composite has been prepared in situ by a citrate gel process, which is characterized by differential thermal analysis, X-ray diffraction, scanning electron microscopy, infrared and dielectric spectroscopy. Resul
Publikováno v:
Journal of Physics and Chemistry of Solids. 75:782-786
Structure, phase transformation and dielectric properties of Ba 0.85 Ca 0.15 Ti 1− x (Mg 1/2 W 1/2 ) x O 3 ceramics with 0.02≤ x ≤0.20 have been investigated by means of X-ray diffraction, Raman and dielectric spectroscopy. X-ray diffraction an