نتایج جستجو برای: magnetic ion imprinted polymer

تعداد نتایج: 627719  

Journal: :Analytical chemistry 1990
R E Synovec E L Johnson L K Moore C N Renn

Injectors/Autosamplers 2815 Temperature Effects In LC 2815 Sample Preparation/Derivatization 2816 Microchip Technology in LC 2816 Automation 2817 Other Articles of Interest 2817 Columns 2817 Reviews 2817 Columns Materials, Effects, and Packing 2817 Supports 2817 Stationary Phases 2818 Ion-Exchange Phases 2819 Monolithic Columns 2819 Molecular Imprinted Polymer (MIP) Phases 2819 Tunable Stationa...

2015
Dustin A. Gilbert Brian B. Maranville Andrew L. Balk Brian J. Kirby Peter Fischer Daniel T. Pierce John Unguris Julie A. Borchers Kai Liu

The topological nature of magnetic skyrmions leads to extraordinary properties that provide new insights into fundamental problems of magnetism and exciting potentials for novel magnetic technologies. Prerequisite are systems exhibiting skyrmion lattices at ambient conditions, which have been elusive so far. Here, we demonstrate the realization of artificial Bloch skyrmion lattices over extende...

2006
Cosimino Malitesta Rosaria Anna Picca Giuseppe Ciccarella Vito Sgobba Magda Brattoli

A molecularly imprinted polymer for recognising selectively 2,3,7,8tetrachlorodibenzodioxin (TCDD) was made by a new non-covalent method employing a “dummy” template. The proposed way represents a simplification of a synthetic scheme proposed by Lübke et al.[1] for covalent imprinting. Comparison of extraction yields of the novel polymer, a non imprinted polymer and an imprinting polymer, prepa...

Journal: :journal of chemical health risks 0
saeedeh ansari department of chemistry, islamic azad university, saveh branch, saveh, iran azam ghorbani department of chemistry, islamic azad university, saveh branch, saveh, iran

in this study, for the analysis of human urine samples, a novel method explained for the determination of celecoxib, a nonsteroidal anti-inflammatory drug (nsaid), using molecularly imprinted solid-phase extraction (mispe) coupled with high-performance liquid chromatography (hplc). the synthesis of the mip was performed by precipitation polymerization in methacrylic acid (maa), ethylene glycol ...

2015
Nor Ain Shahera Khairi Nor Azah Yusof Abdul Halim Abdullah Faruq Mohammad Andreas Taubert

In recent years, molecularly-imprinted polymers (MIPs) have attracted the attention of several researchers due to their capability for molecular recognition, easiness of preparation, stability and cost-effective production. By taking advantage of these facts, Hg(II) imprinted and non-imprinted copolymers were prepared by polymerizing mercury nitrate stock solution (or without it) with methacryl...

Journal: :Acta biomaterialia 2015
H F El-Sharif H Yapati S Kalluru S M Reddy

UNLABELLED We report the fabrication of metal-coded molecularly imprinted polymers (MIPs) using hydrogel-based protein imprinting techniques. A Co(II) complex was prepared using (E)-2-((2 hydrazide-(4-vinylbenzyl)hydrazono)methyl)phenol; along with iron(III) chloroprotoporphyrin (Hemin), vinylferrocene (VFc), zinc(II) protoporphyrin (ZnPP) and protoporphyrin (PP), these complexes were introduce...

Homayon Ahmad Panahi Mahboobeh Manoochehri Meghdad Karimi

A new Pb(II) imprinted mercapto functionalized Montmorillonite was synthesize by an easy one step reaction by combining a surface imprinting technique for selective phase extraction of Pb(II) prior to its determinations by flame atomic absorption spectroscopy. The modified sorbent was characterized by FTIR and studied for preconcentration and determination of Pb(II) in natural water samples. Th...

Journal: :Acta biomaterialia 2010
Zhan Liu David G Bucknall Mark G Allen

This paper presents the preparation and absorption performance of iodixanol-imprinted polymers in aqueous and blood plasma media in vitro for biomedical applications. The imprinted polymers were prepared by non-covalent imprinting of iodixanol in a matrix of poly(4-vinylpyridine) crosslinked by ethylene glycol dimethacrylate. The binding capacities (BCs) were investigated as a function of templ...

2013
Qiliang Deng Jianhua Wu Xiaorui Zhai Guozhen Fang Shuo Wang

A fluorescent molecularly imprinted nanosensor was obtained by grafting imprinted polymer onto the surface of multi-wall carbon nanotubes and post-imprinting treatment with fluorescein isothiocyanate (FITC). The fluorescence of lysozyme-imprinted polymer (Lys-MIP) was quenched more strongly by Lys than that of nonimprinted polymer (NIP), which indicated that the Lys-MIP could recognize Lys. The...

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