نتایج جستجو برای: calcium zirconate

تعداد نتایج: 168329  

Journal: :journal of ultrafine grained and nanostructured materials 2015
rahman fazli farhad golestani-fard

cazro3 nanoceramics were successfully synthesized at 700 c using the molten salt method, and the effects of processing parameters, such as temperature, holding time, and amount of salt on the crystallization of cazro3 were investigated. cacl2, na2co3, and nano-zro2 were used as starting materials. on heating, cacl2–nacl molten eutectic salt provided a liquid medium for the reaction of caco3 an...

Journal: :Bulletin of Chemical Reaction Engineering & Catalysis 2012

Journal: :Science of Sintering 2022

In this work, pellet samples of barium calcium zirconate titanate (Ba1-xCaxZr0.1Ti0.9O3, x=0.065) were prepared using solid state reaction route with double sintering. The structural and piezoelectric properties measured. Further, SEM EDAX analysis observed. With different sintering temperature, the density grain size changed further, their effect in has been For samples, converse constant (d33...

Journal: :journal of the iranian chemical research 0
morteza enhessari department of chemistry, islamic azad university, naragh branch, naragh, iran salah khanahmadzadeh department of chemistry, faculty of science, islamic azad university, mahabad branch,, mahabad, iran keyvan ozaee young researchers club, islamic azad university, naragh branch, naragh, iran

pure barium zirconate nanopowders were successfully prepared in wet-chemistry synthesismethod, using barium stearate and tetra-n-butyl zirconate as ba, zr sources and stearic acid ascomplexing reagent. the gel was calcined at 800 and 900 °c in air. results of thermal analysisare given, including both dtg and tg. fourier transform infrared spectrometry (ftir), x-raydiffraction (xrd), transmissio...

Keyvan Ozaee Morteza Enhessari, Salah Khanahmadzadeh

Pure barium zirconate nanopowders were successfully prepared in wet-chemistry synthesismethod, using barium stearate and tetra-n-butyl zirconate as Ba, Zr sources and stearic acid ascomplexing reagent. The gel was calcined at 800 and 900 °C in air. Results of thermal analysisare given, including both DTG and TG. Fourier transform infrared spectrometry (FTIR), X-raydiffraction (XRD), transmissio...

2013
Suman Pawar

Lead Zirconate ceramics are technically and commercially important piezoelectric materials. It is an antiferroelectric ceramic. The antiferroelectric (AFE) to ferroelectric transition, under the application of a strong electric field, leads to significant energy storage for a dc field. This feature of PbZrO3 makes it a candidate material for energy storage applications. In the present study, th...

Journal: :Journal of composites science 2022

Magnetoelectric lead-free composite ceramic based on the piezoelecrtic Ba0.85Ca0.15Ti0.9Zr0.1O3 (BCZT) and magnetic NiCo0.02Cu0.02Mn0.1Fe1.8O4−d (NCCMF) has been obtained by solid state method using preliminarily synthesized solid-state precursors. X-ray diffraction measurements, microstructural, magnetic, dielectric, piezoelectric magnetoelectric studies have carried out. Impurity phases were ...

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