نتایج جستجو برای: titanium tetra fluoride

تعداد نتایج: 65034  

ژورنال: مجله دندانپزشکی 2018

Background and Aims: The purpose of this study was to investigate the application of nanoparticles in orthodontics. Materials and Methods: This study was conducted using a review method by searching Scopous, Google Scholar and Web of science. Key words (Nano silver, Nano ZnO, Nano Chitosan, Nano Curcumin and Nanoparticles) were used. These searches were limited to the English ariticles after t...

Hydroxyapatite (HA), a material proven to be biocompatible within the human body, has been produced to a high level of purity. This material has been applied as a coating on Ti-6Al-4V alloy by using the air plasma spraying technique. The coat was characterizted with SEM, XRD, FTIR and Raman spectroscopy methods to consist of a mixture of calcium phosphates including HA mainly and traces of tric...

Journal: :The Journal of organic chemistry 2015
Marek R Baranowski Anna Nowicka Anna M Rydzik Marcin Warminski Renata Kasprzyk Blazej A Wojtczak Jacek Wojcik Timothy D W Claridge Joanna Kowalska Jacek Jemielity

To broaden the scope of existing methods based on (19)F nucleotide labeling, we developed a new method for the synthesis of fluorophosphate (oligo)nucleotide analogues containing an O to F substitution at the terminal position of the (oligo)phosphate moiety and evaluated them as tools for (19)F NMR studies. Using three efficient and comprehensive synthetic approaches based on phosphorimidazolid...

A. Mashinchian Moradi P. Aberoomand Azar, Sh. Moradi Sh. Piramoon

TiO2 photo catalyst was prepared in presence of nano SiO2 and Hydroxy Propyl Cellulose (HPC) by sol gel method with Titanium Tetra IsoproPoxide (TTIP) as titanium precursor. Additional effect of HPC in preparation of nano catalyst, and photo catalyst properties measured and characterized by FT-IR, FT-Raman and SEM. The catalyst size and structural properties of the film were determined by .-Ray...

In this study, TiB2 particles were synthesized by sol-gel method in nanometer size. First, the sol was prepared in a four-component system of alkoxide -boron carbide -water-alcohol based on the sol-gel chemical process under acidic conditions at pH = 5. Titanium tetra-isopropoxide and boron carbide were used as raw materials. After hydrolysis and gel formation followed by heat treatment, TiB2 n...

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