نتایج جستجو برای: keywords functionalized cnt

تعداد نتایج: 2000772  

Drug delivery by nanomaterials is an active emergent research area and CNTs draws considerable potential application owing to its unique quasi one-dimensional structure and electronic properties. Single walled carbon nanotubes and carbon fullerenes can be used in drug delivery due to their mechanical and chemical stability. The past few years, increasing attention by several reputed groups has ...

2014
Rasel Das Md. Eaqub Ali Sharifah Bee Abd Hamid Seeram Ramakrishna Zaira Zaman Chowdhury

• Carbon nanotube (CNT) membranes for next generation water desalination • Tip-functionalized nonpolar CNT-interior facilitates water influx and rejects salts. • These robust, antibacterial and antifouling CNT-membranes removemost pollutants. ⁎ Corresponding author. Tel.: +60 3 7967 6959; fax: + E-mail address: [email protected] (M.E. Ali). 0011-9164/$ – see front matter © 2013 Elsevier B.V. A...

2013
Xin Zhan Ji Wu Zhiqiang Chen Bruce J Hinds

Carbon nanotube (CNT) membranes allow the mimicking of natural ion channels for applications in drug delivery and chemical separation. Double-walled carbon nanotube membranes were simply functionalized with dye in a single step instead of the previous two-step functionalization. Non-faradic electrochemical impedance spectra indicated that the functionalized gatekeeper by single-step modificatio...

Journal: :Chemical communications 2015
Noémie Lalaoui Anne de Poulpiquet Raoudha Haddad Alan Le Goff Michael Holzinger Sébastien Gounel Michel Mermoux Pascale Infossi Nicolas Mano Elisabeth Lojou Serge Cosnier

A biocathode was designed by the modification of a carbon nanotube (CNT) gas-diffusion electrode with bilirubin oxidase from Bacillus pumilus, achieving high current densities up to 3 mA cm(-2) for the reduction of O2 from air. A membraneless air-breathing hydrogen biofuel cell was designed by combination of this cathode with a functionalized CNT-based hydrogenase anode.

2008
L. Lacerda M. Prato A. Bianco K. Kostarelos

The interaction between cells and carbon nanotubes (CNT) is a critical issue that will determine any future biological application of such structures. In this communication we will show that various types of functionalized-carbon nanotubes (f-CNT) exhibit a capacity to be uptaken by a wide range of cells (prokaryotic and eukaryotic) and can intracellularly traffick through different cellular ba...

Journal: :PLoS ONE 2007
Michael R. McDevitt Debjit Chattopadhyay Jaspreet S. Jaggi Ronald D. Finn Pat B. Zanzonico Carlos Villa Diego Rey Juana Mendenhall Carl A. Batt Jon T. Njardarson David A. Scheinberg

BACKGROUND The potential medical applications of nanomaterials are shaping the landscape of the nanobiotechnology field and driving it forward. A key factor in determining the suitability of these nanomaterials must be how they interface with biological systems. Single walled carbon nanotubes (CNT) are being investigated as platforms for the delivery of biological, radiological, and chemical pa...

Journal: :Biochimica et biophysica acta 2006
Cédric Klumpp Kostas Kostarelos Maurizio Prato Alberto Bianco

Functionalized carbon nanotubes (f-CNT) are emerging as a new family of nanovectors for the delivery of different types of therapeutic molecules. The application of CNT in the field of carrier-mediated delivery has become possible after the recent discovery of their capacity to penetrate into the cells. CNT can be loaded with active molecules by forming stable covalent bonds or supramolecular a...

2011
Santosh Kumar Yadav Sibdas Singha Mahapatra Hye Jin Yoo Jae Whan Cho

A new hybrid material consisting of a polyhedral oligomeric silsesquioxane (POSS) and carbon nanotube (CNT) was synthesized by a simple and versatile approach entailing click coupling between azide moiety-functionalized POSS and alkyne-functionalized multi-walled CNTs. This approach provides a simple and convenient route to efficiently functionalize a wide variety of nanoscale nanostructure mat...

2008
L. Lacerda M. Prato A. Bianco K. Kostarelos

In this communication we discuss the in vivo parameters such tissue distribution, body clearance and toxicity following administration of carbon nanotubes (CNT). For this propose, therapeutically-relevant doses of serum protein-coated purified CNT (pCNT) and functionalized CNT (f-CNT) were administered intravenously in rodent species. Striking differences were found between the liver and lung t...

Journal: :ACS applied materials & interfaces 2014
Sandi G Miller Tiffany S Williams James S Baker Francisco Solá Marisabel Lebron-Colon Linda S McCorkle Nathan G Wilmoth James Gaier Michelle Chen Michael A Meador

The inherent strength of individual carbon nanotubes (CNTs) offers considerable opportunity for the development of advanced, lightweight composite structures. Recent work in the fabrication and application of CNT forms such as yarns and sheets has addressed early nanocomposite limitations with respect to nanotube dispersion and loading and has pushed the technology toward structural composite a...

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