نتایج جستجو برای: microemulsion mediated solvothermal method

تعداد نتایج: 2020807  

Journal: :Chemical communications 2016
Shengtong Sun Denis Gebauer Helmut Cölfen

A solvothermal method was developed for synthesizing organic monolayer protected amorphous calcium carbonate clusters using 10,12-pentacosadiynoic acid as ligand, ethanol as solvent and NaHCO3 decomposition as CO2 source, which can be extended to synthesize other monolayer protected mineral clusters.

2017
Patricia Delgado-Martínez Carlos Freire Rodrigo González-Prieto Reyes Jiménez-Aparicio José L. Priego Rosario Torres Shujun Zhang

Solvothermal and microwave-assisted methods have been used to prepare several amidate and carboxylate complexes of the type [Ru2X(μ-NHOCC6H3-3,5-(OMe)2)4]n [X = Cl (1), Br (2), I (3)] and [Ru2X(μ-O2CC6H3-3,5-(OMe)2)4]n [X = Cl (4), Br (5), I (6)]. Complexes 4–6 have also been obtained by conventional synthesis which is ineffective to prepare the amidate compounds. However, single crystals of co...

Journal: :Molecules 2016
Fernando Vaquero José Luis G Fierro Rufino M Navarro Yerga

The effect of temperature and water/thiourea ratio on the growth, crystallinity and morphological characteristics of CdS nanostructures synthetized by a solvothermal method using ethylenediamine as solvent were studied. The temperature and water/thiourea ratio used in the synthesis determine the surface area, shape, length and degree of crystallinity of the CdS nanostructures obtained. Nanowire...

Journal: :ACS applied materials & interfaces 2014
Carlos A Carrillo Janne Laine Orlando J Rojas

A new method to produce cellulose nanofibrils (CNF) is proposed to reduce the energy demand during deconstruction of precursor fibers suspended in aqueous media. Microemulsions were formulated with aqueous solutions of urea or ethylenediamine and applied to disrupt interfibril hydrogen bonding. Compared to typical fibrillation of lignin-containing and lignin-free fibers, pretreatment with micro...

Journal: :Chemical communications 2009
Xu Zong Yong Na Fuyu Wen Guijun Ma Jinhui Yang Donge Wang Yi Ma Mei Wang Licheng Sun Can Li

Colloidal MoS(2) nanoparticles with diameters of less than 10 nm were prepared with a simple solvothermal method and demonstrated high efficiency in catalyzing H(2) evolution in Ru(bpy)(3)(2+)-based molecular systems under visible light.

Journal: :Dalton transactions 2010
Leo Arai Muhammad Arif Nadeem Mohan Bhadbhade John Arron Stride

A coordination polymer, [Co(II)(bIM)(acetate)] (bIM = benzimidazole) was synthesized using a solvothermal method; the complex has a two dimensional non-interpenetrated network structure and exhibits a spin-canted antiferromagnetic behaviour at low temperature and a high coercive field.

Journal: :Chemical communications 2008
Won-Jin Son Jun Kim Jaheon Kim Wha-Seung Ahn

High quality MOF-5 crystals of 5-25 mum in size were prepared for the first time using a sonochemical method in substantially reduced synthesis time (ca. 30 min) compared with conventional solvothermal synthesis (24 h).

2013
Cong-Cong ZHANG Fu-Shen ZHANG

E-waste contains high amount of brominated flame retardants (BFRs) which are toxic, bioaccumulative and recalcitrant. In the present study, an effective and environmental-friendly process using solvothermal treatment to extract tetrabromobisphenol A (TBBPA), a typical BFR from waste computer housing plastic was developed. After the solvothermal process, TBBPA were transferred into a special sol...

2012
Patrycja Szumała Halina Szeląg

In this study the effect of temperature, NaCl and oils (hydrocarbons: C(8)-C(16)) on the formation and solubilization capacity of the systems of oil/monoacylglycerols (MAG):ethoxylated fatty alcohols (CEO(20))/propylene glycol (PG)/water was investigated. The effects of the surfactant mixture on the phase behavior and the concentration of water or oil in the systems were studied at three temper...

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