نتایج جستجو برای: magnesium alkoxide

تعداد نتایج: 38744  

Journal: :iranian journal of oil & gas science and technology 2013
samaneh rezaee gholamreza rashed mohammad ali golozar

the aim of this work is to synthesize and investigate the performance of yttria-doped zirconia solgelcoatings in the chemical corrosion prevention of zircaloy-4 (zirconium alloy) in a 1 n h2so4environment. the influence of four different molar ratios of water to alkoxide, namely 1, 4, 12, and20, on the coating quality and its corrosion prevention performance was investigated. differentialtherma...

2005
Gerald I. Spijksma Gerald Iwan Spijksma

A general introduction to the application of zirconia materials is provided in this chapter with a specific emphasis on the application in membrane and the use of zirconia as a high-k material. The main focus of this thesis is the preparation of suitable heteroleptic alkoxide precursors for the application in sol-gel and metalorganic chemical vapor deposition (MOCVD). Selecting suitable alkoxid...

Journal: :ACS Sustainable Chemistry & Engineering 2018

H. Sarpoolaky, T. Mohammadi, V. Tajer-Kajinebaf,

Abstract:Nanostructured titania was synthesized by colloidal and polymeric sol-gel routes. Stable colloidal and polymeric titania sols were prepared by adjusting the proper values of the acid/alkoxide and the water/alkoxide molar ratios. The properties of sols were determined by dynamic light scattering technique and synthesized titania was characterized by thermogravimetry and differential the...

Journal: :Catalysis Science & Technology 2023

The feasibility of gas phase deposition using a Ti alkoxide precursor for precise surface modification catalysts was demonstrated by modifying mesoporous alumina support with oxide overcoat.

Journal: :Chemical communications 2014
Takeshi Takeda Ryosuke Obata Daisuke Muramatsu Yuichiro Takeda Akira Tsubouchi

Fluoride-free cross-coupling of aryl- and alkenyldimethylsilanes with organic halides proceeded in the presence of monocopper(I) alkoxide of ethylene glycol.

Journal: :Chemical communications 2010
Youssef Harrak Antoine Simonneau Max Malacria Vincent Gandon Louis Fensterbank

1,6-Enynes can be transformed into vinylidenecyclopentanes via gold-promoted 5-exo dig cyclisation followed by 1,5-hydride or -alkoxide shift.

2001
R. Hofman P. J. Gellings

In this study the effects of the nature of metal alkoxides on their vapour pressures and thermal decomposition chemistry are reported. The vapour pressure and the volatility of a metal alkoxide strongly depends on the steric effect of its alkoxy group. The thermal decomposition chemistry of one metal alkoxide (di-acetoxy-di-t-butoxysilane, DADBS) has been studied by mass spectrometry at tempera...

Journal: :Dalton Transactions 2021

Group 4 permethylpentalene (C8Me62−; Pn*) aryloxide and alkoxide complexes have been synthesised, fully characterised used for the polymerisation of lactide monomers.

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