نتایج جستجو برای: surface molecularly imprinted polymer

تعداد نتایج: 725954  

2017
Yuxin Pei Fengfeng Fan Xinxin Wang Weiwei Feng Yong Hou Zhichao Pei

To fabricate molecularly imprinted polymer nanospheres via click reaction, five different clickable compounds were synthesized and two types of click reactions (azide-alkyne and thiol-yne) were explored. It was found that molecularly imprinted polymer nanospheres could be successfully synthesized via thiol-yne click reaction using 3,5-diethynyl-pyridine (1) as the monomer, tris(3-mercaptopropio...

Journal: :Journal of separation science 2013
Ruoyu Wang Yang Wang Cheng Xue Tingting Wen Jinhua Wu Junli Hong Xuemin Zhou

In this paper, the novel surface molecularly imprinted polymers based on dendritic-grafting magnetic nanoparticles were developed to enrich and separate glibenclamide in health foods. The density functional theory method was used to give theoretical directions to the synthesis of molecularly imprinted polymers. The polymers were prepared by using magnetic nanoparticles as supporting materials, ...

Heravizadeh, Omid Reza , Khadem, Monireh , Nabizadeh, Ramin , Shahtaheri, Seyed Jamaleddin ,

Introduction: Along with the extensive production and use of various pesticides for controlling pests and enhancing the production of agricultural crops, there is a growing concern about the adverse effects of these toxic materials on human health. Therefore, the development of sensitive, selective, and accurate methods for continuous assessment of pesticides concentration in occupational and e...

2006
N. R. Izenberg G M. Murray K. Van Houten L. Strauch A. Hofstra Manuel Uy

Introduction: Molecular Imprinted Polymer (MIP) -based sensors are promising candidates for a variety of in-situ planetary astrobiological and geochemical mission profiles, and are currently being developed under NASA Grant #NNG05GM90G issued through the Astrobiology Science & Technology Instrument Development Program. MIP sensors are solid state, inherently small and low mass, and have low pow...

2004
Yin-Chu Chen Zheming Wang Mingdi Yan Scott A. Prahl

Molecularly imprinted polymers (MIPs) are used as recognition elements in biochemical sensors. In a fluorescence-based MIP sensor system, it can be difficult to distinguish the analyte fluorescence from the fluorescence of the polymer itself. We studied steady-state fluorescence anisotropy of anthracene imprinted in a polymer (polyurethane) matrix. Vertically polarized excitation light was inci...

In this work, the template, monomer, and cross-linker with the ratio of 1:8:40 were used to synthesize Molecularly Imprinted Polymers (MIPs) for extraction of the bioactive chemical compounds from some traditional herbs as a sorbent material. Quercetin, Methacrylic Acid (MAA), Trimethylolpropanetrimethacrylate (TRIM) and Tetrahydrofuran (THF) were used as a template, funct...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

در قسمت اول، طراحی و ساخت یک سنسور الکتروشیمیایی با انتخابگری بالا با استفاده ازmolecularly imprinted polymer (mip) به عنوان عنصر شناساگر برای داروی مترونیدازول معرفی شده است. mip انتخابگر نسبت به مترونیدازول وnonimprinted polymer (nip) سنتز شدند وسپس در الکترود خمیر کربن قرار گرفتند. این الکترود برای اندازه گیری مترونیدازول با استفاده از روش cathodic stripping voltammetry به کار برده شد. الکتر...

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