نتایج جستجو برای: x ray powder diffraction xrd

تعداد نتایج: 737007  

Journal: :international journal of nano dimension 0
z. shokri aghbolagh department of chemistry, payame noor university, abhar, zanjan, iran. a.r. mahjoub department of chemistry, faculty of science, tarbiat modares university, tehran, iran. sh. ghammamy department of chemistry, faculty of science, imam khomeini international university, qazvin, iran.

in this work, sol-gel processing was used to synthesize the fluorohydroxyapatite (nano-fha, ca10(po4)6(oh)2−xfx) nanopowders. the advantages of the sol-gel method over other methods are precise control of composition, low processing temperature, and better homogeneity. calcium nitrate tetrahydrate, phosphorous pentoxide and tetrabuthylammonium fluoride were used, respectively, as p, ca, and f p...

Objective(s): CaO–MgO–SiO2 system bioceramics possess good characteristics for hard tissue engineering applications. The aim of the study was to synthesize the nano powder by using a sol-gel method and evaluate of bioactivity in the cells culture. Methods: To characterize of powder X-ray diffraction (XRD), transmission electron microscopy (TEM) and to eva...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم 1387

چکیده ندارد.

Journal: :Acta Crystallographica Section A Foundations and Advances 2015

Journal: :The European Physical Journal Special Topics 2012

Journal: :Crystals 2022

Powder X-ray diffraction (XRD) and solid-state NMR spectroscopy are complementary techniques for investigating the structural properties of solids, there considerable opportunities advantages to applying these synergistically together in determining crystalline solids. This article provides an overview potential exploit information derived from data assist enhance process crystal structure dete...

2011
Dae-Yong Shin Guozhong Cao Kyung-Nam Kim

Cerium doped lutetium silicate powders were prepared by solegel process with different cerium concentrations (0, 0.01 and 0.03 mol%). The synthesized lutetium silicate powders were investigated by X-ray diffraction (XRD), TG-DTA, SEM, and Photoluminescence excitation and emissions. The crystallization of lutetium silicate is observed at 1.073 C in S2 (and S3: 1.058 C) sample. The formation of l...

M. Ghashang, M. Kargar, M.R. Mohammad Shafiee

In this study, a feasible green method for the synthesis of copper oxide nanocrystalline is described by using sour cherry juice which has a significant effect on crystalline size, and morphology. The benefits of the green method, not only nanometer scale are formed but also low-cost method are obtained in a normal atmosphere which it has been used (CH3COO)2Cu.H2O individually as Cu sources. Al...

M. Ghashang, M. Kargar, M.R. Mohammad Shafiee

In this study, a feasible green method for the synthesis of copper oxide nanocrystalline is described by using sour cherry juice which has a significant effect on crystalline size, and morphology. The benefits of the green method, not only nanometer scale are formed but also low-cost method are obtained in a normal atmosphere which it has been used (CH3COO)2Cu.H2O individually as Cu sources. Al...

In this research we report synthesis of new Barium- Cobalt precursor complex with 2,6- pyridine dicarboxylic acid (dipic).Thecomplex[Ba(H2O)6][Co(dipic)2[(1)has been characterized using spectral methods (FT-IR, UV–Vis),elemental analysis and Cyclic voltammetric (CV) method. Also in this study we report thermal decomposition of inorganic precursor complex of (1).Characterization of the binary ox...

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