نتایج جستجو برای: nanoparticles surfactant free ultrasonic

تعداد نتایج: 660541  

Journal: :Langmuir 2021

The achievement of a homogeneous dispersion nanoparticles is paramount importance in supporting their technological application. In wet processing, stable dispersions were largely obtained via surfactant or surface functionalization: although effective, the use dispersant can alter, even impair, functional properties resulting nanostructured systems. Herein, we report novel integrated modeling ...

Journal: :Chemical communications 2010
Zhen Yin Ding Ma Xinhe Bao

An easy-to-scale-up multiphase emulsion-assisted synthetic strategy based on a ternary metal precursor/surfactant/ethylene glycol system has been established to prepare monodispersed bimetallic nanoparticles with designated size and composition; the nanoparticles thus prepared are easily separable from the reaction mixture.

2010
FATEMEH FARRASH BAMOHARRAM MAJID MOMAHED HERAVI

Encouraged by our recent success in work with POMs as green catalysts, we have developed our research in field of nanotechnology. Sodium 30-tungstopentaphosphate, so called Preyssler anion, nanoparticles were synthesized and the morphology and size of these nanoparticles were characterized using, transmission electron microscopy (TEM), scanning electron microscopy(SEM), X-ray diffraction(XRD) a...

Journal: :Chemical communications 2015
Lu Xu Lei Feng Shuli Dong Jingcheng Hao

A protocol was developed for preparing magnetic gold nanoparticles via one-step modification with a paramagnetic cationic surfactant. These magnetic gold nanoparticles can bind to and manipulate a low strength magnetic field-based delivery of DNA and proteins powerfully and non-invasively.

Journal: :Chemical communications 2015
Hiroto Ujiie Atsushi Shimojima Kazuyuki Kuroda

Colloidal mesoporous silica nanoparticles asymmetrically capped with non-porous phenylsilsesquioxane have been prepared by adding phenyltriethoxysilane to an aqueous dispersion of mesostructured silica-surfactant composite nanoparticles. The integration of colloidal stability, mesoporosity and the Janus structure is quite promising for materials design applicable in various fields, including ca...

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