نتایج جستجو برای: nano sized molecularly imprinted polymer

تعداد نتایج: 195106  

2013
Annika M. Rosengren Björn C. G. Karlsson Ian A. Nicholls

The relationship between molecularly imprinted polymer (MIP) morphology and template-rebinding over a series of warfarin-imprinted methacrylic acid co(ethylene dimethacrylate) polymers has been explored. Detailed investigations of the nature of template recognition revealed that an optimal template binding was obtained with polymers possessing a narrow population of pores (~3-4 nm) in the meso...

Journal: :Biosensors & bioelectronics 2008
R Thoelen R Vansweevelt J Duchateau F Horemans J D'Haen L Lutsen D Vanderzande M Ameloot M vandeVen T J Cleij P Wagner

Mimicking the selectivity and sensitivity of biological systems for sensor devices is of increasing interest in biomedical, environmental and chemical analysis. Synthetic materials with imprinted nanocavities, acting as highly selective artificial receptors, are a tailor-made solution in obtaining such a sensor. Incorporation of such molecularly imprinted polymers (MIPs) in a platform suitable ...

2011
Ju-Hyeon Shin Seong-Hwan Lee Kyeong-Jae Byeon Kang-Soo Han Heon Lee Kentaro Tsunozaki

UV curing nanoimprint lithography is one of the most promising techniques for the fabrication of micro- to nano-sized patterns on various substrates with high throughput and a low production cost. The UV nanoimprint process requires a transparent template with micro- to nano-sized surface protrusions, having a low surface energy and good flexibility. Therefore, the development of low-cost, tran...

Journal: :journal of nanostructures 2012
a. morsali l. hashemi

a new nano-sized lead(ii) coordination polymer, [pb(2-bpdh)(no3)2]n (1); (2-bpdh = 2,5-bis(2-pyridyl)-3,4-diaza-2,4-hexadiene)}, was synthesized by a sonochemical method. the structure of 1 may be considered coordination polymer of lead(ii) consist of metallocyclicchains formed by bridging no3- and 2-bpdh ligands. the thermal stability of compound was studied by thermal gravimetric and differen...

2012
Chien-Chong Hong Chih-Chung Lin Chian-Lang Hong Zi-Xiang Lin Meng-Hua Chung Pei-Wen Hsieh

This paper presents novel handheld analyzer with disposable lab-on-chips for electrical detection of anesthetic propofol in human serum samples for clinical diagnostics. The developed on-chip biosensors are based on molecularly imprinted conducting polymer techniques. In this paper, we have designed, fabricated, and characterized the developed system with disposable lab-on-chips for detection o...

2014
Catia Algieri Enrico Drioli Laura Guzzo Laura Donato

An important challenge for scientific research is the production of artificial systems able to mimic the recognition mechanisms occurring at the molecular level in living systems. A valid contribution in this direction resulted from the development of molecular imprinting. By means of this technology, selective molecular recognition sites are introduced in a polymer, thus conferring it bio-mime...

2016
Turgay Tay

In this study, the synthesis and structural properties of a Molecularly Imprinted Polymer (MIP) and a Nonimprinted Polymer (NIP) bearing Fe-porphyrin moiety and amino acid moieties including Histidine (His), Tryptophan (Trp) and Arginine (Arg) are presented. The imprinted and nonimprinted polymeric beads were synthesized by suspension polymerization technique and characterized by using FT-IR sp...

Journal: :Applied Physics Letters 2023

Advancement in molecularly imprinted biomimetics has aided developing robust artificial recognition-based materials, which can be customized for bio/chemo-sensing of distinct molecules. The present study reports a simple one-step synthesis and analysis protein-imprinted polymer thin films as recognition element directly onto solid support. Dopamine been explored versatile functional monomer (MI...

Journal: :The Analyst 2009
Keiichi Yoshimatsu Jason LeJeune David A Spivak Lei Ye

A single bi-functional monomer, N,O-bismethacryloyl ethanolamine (NOBE), was used in precipitation polymerization system to synthesize molecularly imprinted polymer (MIP) microspheres. Highly specific binding sites were obtained for N-terminal protected neuropeptides, Boc-Leu-enkephalin and Pyr-Leu-enkephalin. The use of NOBE allowed binding sites to be formed in polymer microspheres that are a...

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