نتایج جستجو برای: nanoparticles displacement process

تعداد نتایج: 1458118  

2015
G. Gopi

In this study, Analytical Hierarchy Process (AHP) was employed to select the best method for the preparation of Nateglinide (NTG)loaded nanoparticles. There are various techniques available for the development of nanoparticles like Nanoprecipitation or Solvent displacement, Ionic gelation, Solvent evaporation method etc. and choosing the best method is a crucial one. AHP is one of the widely us...

Journal: :Chemical communications 2011
Gerard W Doorley Christine K Payne

Cellular binding of cationic nanoparticles in the presence of serum proteins was probed with two-colour fluorescence microscopy. Cationic nanoparticles associate with serum proteins in solution and bind to the cell surface as a single anionic complex. Displacement of serum proteins from the nanoparticles was found to be protein dependent.

2018
Muhammad Adil Keanchuan Lee Hasnah Mohd Zaid Noor Rasyada Ahmad Latiff Mohamad Sahban Alnarabiji

Recently, nano-EOR has emerged as a new frontier for improved and enhanced oil recovery (IOR & EOR). Despite their benefits, the nanoparticles tend to agglomerate at reservoir conditions which cause their detachment from the oil/water interface, and are consequently retained rather than transported through a porous medium. Dielectric nanoparticles including ZnO have been proposed to be a good r...

Journal: :Journal of nanoscience and nanotechnology 2006
Sara Gómez Carlos Gamazo Beatriz San Roman Christine Vauthier Marta Ferrer Juan M Irachel

The adjuvant capacity of a novel vaccine vector "Gantrez-nanoparticles" (NP) towards coated or encapsulated ovalbumin (OVA) was investigated. OVA nanoparticles were prepared by a solvent displacement method previously described. The protein was incorporated during the manufacturing process (OVA-encapsulated nanoparticles) or after the preparation (OVA-coated nanoparticles). The mean size of the...

Journal: :Biomedical microdevices 2014
Jing Yang Xuebin Tan Wei-Chuan Shih Mark Ming-Cheng Cheng

A highly sensitive surface enhanced Raman scattering (SERS) substrate with particle-film sandwich geometry has been developed for the label free detection of folic acid (FA) and methotrexate (MTX). In this sandwich structure, the bottom layer is composed of a copper foil decorated with silver nanoparticles synthesized by the galvanic displacement reaction, and top layer is constituted by silver...

Journal: :international journal of nanoscience and nanotechnology 2010
s. mohammadkhani m. aghaziarati

in this research, a single-stage low-temperature hydrothermal synthesis route was successfully developed for preparation of iron disulfide. the prepared powder was characterized by x-ray diffraction (xrd) and scanning electron microscopy (sem). these analyses showed that nanoparticles were well crystallized, pyrite was the main product and the shape of crystals was nanorod. also, the influences...

Journal: :Journal of the Japan Society of Precision Engineering 1972

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1389

in this thesis, a new optically active poly(amide-imide) (pai) was synthesized by the indirect polycondensation reaction of the l-phenylalanine based diacid chloride and 4,4?-diaminodiphenylether in the presence of triethylamine in n-methyl-2-pyrrolidone. the formation of pai was confirmed by ftir, 1h nmr and elemental analysis. in next step, the surface of titanium dioxide (tio2) nanoparticles...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

in this work, we report synthesis of silver nanoplates by a simple reduction process of silver nitrate in the presence of polyvinyl alcohol (pva) and n,n'-dimethyl formamide (dmf). the characterization of the samples were carried out using x-ray diffraction (xrd), transmission-electron microscopy (tem) and uv-vis spectroscopy. absorption spectra of the nanoplates in comparison with that of...

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