"barium strontium doped"

Investigations on Fe-doped strontium barium niobate ...

2020-11-29 · Feasibility of electron and hole injection in heavily doped strontium barium niobate (SBN50) Sr 0.5 Ba 0.5 Nb 2 O 6 for thermoelectric applications Riccardo Ottini, Cristina Tealdi, Corrado Tomasi, Ilenia G. Tredici and Alessandro Soffientini et al.

Dapatkan harganya
Magnetic properties of Ni–Co doped barium strontium ...

2012-1-31 · A series of Ni–Co substituted barium strontium hexaferrite materials, Ba0.5Sr0.5Ni x Co x Fe12–2x O19 (x = 0.0, 0.2, 0.4, 0.6, 0.8 mol%) was synthesized by the sol–gel method. X-ray diffraction analysis has shown that the Ni–Co substitutions maintain in a single hexagonal magnetoplumbite phase. The room temperature magnetic properties and the cation site preferences of Ni–Co ...

Dapatkan harganya
Fabrication of Barium‐ and Strontium‐Doped Silica/Titania ...

2014-2-21 · Pristine, barium‐doped, and strontium‐doped hollow nanoparticles (p‐HNPs, Ba‐HNP, and Sr‐HNP; HNPs) are prepared by sonication‐mediated etching and redeposition (SMER) method and alkali‐earth‐metal hydroxide solution treatment. The HNPs are investigated to facilitate synergetic neuronal differentiation through alkali‐earth ...

Dapatkan harganya
(PDF) Properties of strontium doped barium titanate …

Strontium doping material has been s uccessfully doped to produce Barium Strontium Titanate ( Ba 1-x Sr x TiO 3 ) with variation in the percentage of moles of strontium 1%, 2%, 3%, 4%

Dapatkan harganya
Lanthanide doped strontium-barium cesium halide ...

2015-6-9 · The present invention provides for a composition comprising an inorganic scintillator comprising an optionally lanthanide-doped strontium-barium, optionally cesium, halide, useful for detecting nuclear material. The Regents of the University of California (Oakland, CA) AC02-05CH11231. Patent. United States.

Dapatkan harganya
Structural, magnetic and electronic properties of iron ...

2016-11-21 · The structural, magnetic, and electronic properties of iron doped barium strontium titanate (Ba 0.7 Sr 0.3 Fe x Ti 1−x O 3 where x = 0, 0.1, 0.2, 0.3; BSTF) solid ...

Dapatkan harganya
Structural and electrical characterization of strontium ...

2020-12-16 · Strontium doped Barium Titanate Ba (1−x) Sr x TiO 3 (x = 0, 0.1, 0.2) were synthesized by sol-state method in order to produce a radiation sensor. The doping rates were dictated by the pyroelectric properties and Curie temperatures allowing the measurement of the radiation flux.

Dapatkan harganya
Effects of surrounding powder in sintering process on …

2014-12-3 · Sb and Mn- doped barium-strontium titanate PTCR ceramics Songklanakarin J. Sci. Technol., 2006, 28(3) : 669-675 In this research, the effects of surrounding powder used during sintering of Sb and Mn doped barium-strontium titanate (BST) ceramics were studied. The ceramic samples were prepared by a conventional

Dapatkan harganya
Fabrication of barium

Pristine, barium-doped, and strontium-doped hollow nanoparticles (p-HNPs, Ba-HNP, and Sr-HNP; HNPs) are prepared by sonication-mediated etching and redeposition (SMER) method and alkali-earth-metal hydroxide solution treatment. The HNPs are investigated to …

Dapatkan harganya
Study of Barium Strontium Titanate Thin Film Doped by ...

We have developed Barium Strontium Tinanate (BST) doped by Indium as soft dopant on Pt/Si substrate using chemical solution deposition method followed by spin coating. The specimen is then examined by XRF to identify the chemical content, SEM to study the morphology of the films, XRD to calculate the grain size, and electrometer Keithley 6517A to obtain the hysteresis curves.

Dapatkan harganya
Significant Variations in the Luminescence of Samarium(II ...

The emission features characteristic of divalent samarium formed in samarium-doped barium octaborate (BaB 8 O 13) and strontium borate (Sr 2 B 16 O 26) have been studied as a function of excitation wavelength and sample temperature.The emission spectra of divalent samarium in both materials exhibit a surprisingly strong temperature dependence.

Dapatkan harganya
The Influence of Doped MgF2 on the Dielectric Properties ...

Barium-strontium titanate Ba1-xSrxTiO3 [0≤x≤1] has been investigated for tunable microwave application due to their high permittivity, low losses and high tunability. The influence of MgF2 additives on the dielectric performance of Ba0.6Sr0.4TiO3 (BSTO) were investigated in this paper. MgF2 doped BSTO ceramics were prepared using the conventional mixed oxide techniques.

Dapatkan harganya
(PDF) Structural, Dielectric, and Thermal Properties of ...

J. Am. Ceram. Soc., 86 [8] 1333–37 (2003) journal Structural, Dielectric, and Thermal Properties of Strontium Barium Niobate-Doped Fused Silica Nanocomposites Sheng-Guo Lu, Chee-Leung Mak, and Kin-Hung Wong Department of Applied Physics and Materials Research Center, The Hong Kong Polytechnique University, Hung Hom, Hong Kong, P.R. China Ferroelectric strontium barium niobate (SBN)-doped ...

Dapatkan harganya
Study on Microstructures and Dielectric Properties of …

2011-3-18 · Barium Strontium Titanate Ceramics Co-Doped Al2O3-MgO Guo-xin Hu, Feng Gao, Xiao Cao, Liang-liang Liu, Chang-sheng Tian College of Material Science, Northwestern Polytechnical University, Xi′an, China Email:[email protected] Abstract: The Ba0.6Sr0.4

Dapatkan harganya
Structure, morphology, infra-red and dielectric ...

2019-3-27 · Koduri R, Chandramouli K and Viswarupachary P 2009 Alkali-lithium modification on rare-earth-neodymium-doped barium strontium sodium niobate ceramics for dielectric and pyroelectric properties J. Alloys Compd. 479 574–8. Crossref Google Scholar

Dapatkan harganya
Antimony doped barium strontium ferrite perovskites as ...

2016-5-5 · Antimony was doped to barium strontium ferrite to produce ferrite-based perovskites with a composition of Ba 0.5 Sr 0.5 Fe 1−x Sb x O 3−δ (x = 0.0, 0.05, 0.1) as novel cathode materials for intermediate-temperature solid oxide fuel cells (IT-SOFCs). The perovskite properties including oxygen nonstoichiometry (δ), mean valence of B-site, tolerance factors, thermal expansion coefficient ...

Dapatkan harganya
Photoluminescence properties of Eu3+-doped barium ...

2004-7-1 · Barium strontium titanate (BST) powders doped with 0.1 wt.% of Eu as well as undoped samples were taken for the above study. Ba x Sr 1− x TiO 3 powders were synthesized with two different values of x =0.80 and 0.65, using the chemical co-precipitation of Ba(NO 3 ) 2, Sr(NO 3 ) 3, and TiCl 4 taken in a stoichiometric composition and fired in ...

Dapatkan harganya
Synthesis and Characterization of Strontium Doped Barium ...

Synthesis and Characterization of Strontium Doped Barium Titanate Ceramics In order to investigate effect doping with strontium on structural and dielectric properties of BaTiO3, a series of B1-xSrxTiO3 (BSxT) ceramic powders (0, 0.05, 0.1, 0.15, 0.2, 0.3, 0.4 and 0.5) were prepared by the sol gel method.

Dapatkan harganya
Energetics of magnesium, strontium, and barium doped ...

LaGaO 3 perovskites doped with Sr or Ba at the La site and Mg at the Ga site were prepared by solid-state reaction or sol-gel method and characterized. Enthalpies of formation from constituent oxides at 298K were determined by high-temperature oxide melt solution calorimetry. Energetic trends are discussed in terms of defect chemistry.

Dapatkan harganya
Properties of strontium doped barium titanate powder ...

2016-12-20 · Reset your password. If you have a user account, you will need to reset your password the next time you login. You will only need to do this once.

Dapatkan harganya
Structural and Optical Properties of Iron Doped …

The fabrication of novel iron-doped barium strontium titanate thin films by means of radio frequency (RF) magnetron co-sputtering is shown. Investigations of the elemental composition and the ...

Dapatkan harganya
A novel Tb3+ ions doped barium strontium fluorosilicate …

2021-2-28 · A novel Tb3+ ions doped barium strontium fluorosilicate (Tb3+: BSFS) glasses were synthesized with melt-quenching, of which chemical composition was (55-x) SiO2 + 10 BaCO3 + 10 SrCO3 + 15 CaF2 + 10 ZnO + x Tb4O7, x = 0.1, 0.5, 1.0 & 2.0 ...

Dapatkan harganya
Structural and dielectric properties of iron doped barium ...

2015-8-25 · Barium strontium titanate (BST) and iron doped barium strontium titanate (BSTF) ceramics with general formula (Ba0.5Sr0.5Ti1−yFeyO3) and different iron (Fe) contents were prepared by slow rate injection sol–gel technique. The phase analysis, morphology and dielectric properties of BSTFs were investigated. The phase analysis was carried out using XRD which revealed the crystallization of ...

Dapatkan harganya
Process for making selected doped barium and strontium ...

A process for preparing doped barium and strontium hexaferrite compounds having the formula (I): Afe 12-r-s M r N s O 19 (I). wherein A is barium or strontium; M is cobalt, zinc, nickel; N is titanium or ruthenium and r and s are individually in the range from about 0.1 to about 1.2, said process comprising:

Dapatkan harganya
Structural, Dielectric, and Thermal Properties of ...

2004-12-20 · Ferroelectric strontium barium niobate (SBN)-doped Na 2 O–B 2 O 3 –SiO 2 (NBS) glass nanocomposites were prepared by dispersing sol–gel-derived SBN powder into fused NBS glass. Their structures were characterized by X-ray diffractometry and Raman spectroscopy. The dielectric constants were measured as functions of frequency and temperature using an impedance analyzer.

Dapatkan harganya
High Performance, Low Temperature Solution-Processed ...

2013-10-29 · High Performance, Low Temperature Solution-Processed Barium and Strontium Doped Oxide Thin Film Transistors Kulbinder K. Banger,†,⊥ Rebecca L. Peterson,†,∥,⊥ Kiyotaka Mori,‡,⊥ Yoshihisa Yamashita,‡,⊥ Timothy Leedham,§ and Henning Sirringhaus*,† †Cavendish Laboratory, Department of Physics, University of Cambridge, Cambridge CB3 0HE, United Kingdom

Dapatkan harganya
Comprehensive dielectric performance of alternately …

2021-5-17 · It is a huge difficulty to improve the comprehensive dielectric performance of barium strontium titanate (BST) films for applications in energy storage, microwave, etc. Herein, on Pt/Ti/SiO2/Si substrate strontium titanate (ST), manganese (Mn) doped BST ...

Dapatkan harganya
-

2021-9-9 · Two dielectric relaxation mechanisms observed in lanthanum doped barium strontium titanate glass ceramics. Journal of Applied Physics, 2011, 109: 084115. Yong Zhang*, Jiajia Huang, Tao Ma, Xiangrong Wang, Changsheng Deng, Xiaming Dai.

Dapatkan harganya
Nanostructured Cobalt Doped Barium Strontium Titanate …

In this work, (Ba0.75Sr0.25) (Ti0.95Co0.05) O3 perovskite nanostructured material, denoted subsequently as Co-doped BaSrTiO3, was synthesized in a one-step process in hydrothermal conditions. The obtained powder was heat-treated at 800 °C and 1000 °C, respectively, in order to study nanostructured powder behavior during thermal treatment.

Dapatkan harganya
(PDF) Electronic structure, optical and chemical bonding ...

New barium, strontium and strontium-doped barium squarates: synthesis, crystal structures and DNA/BSA binding, antioxidant and in vitro cytotoxicity studies Acta Crystallogr C Struct Chem. 2019 Aug 1;75(Pt 8):1091-1101. doi: 10.1107/S2053229619009082. Epub 2019 Jul 9. Authors ...

Dapatkan harganya