نتایج جستجو برای: nanomaterials

تعداد نتایج: 12295  

2016
P. N. Navya Hemant Kumar Daima

Innovative engineered nanomaterials are at the leading edge of rapidly emerging fields of nanobiotechnology and nanomedicine. Meticulous synthesis, unique physicochemical properties, manifestation of chemical or biological moieties on the surface of materials make engineered nanostructures suitable for a variety of biomedical applications. Besides, tailored nanomaterials exhibit entirely novel ...

D. Afzali H. Hashemipour L. Saeednia

The main objective of this paper is to examine the effect of nanomaterials on mass transfer coefficient in bubble type absorption of carbon dioxide by experiment. The absorption process is carried out in a bubble column and in room temperature. Mass transfer coefficient, saturated concentration of CO2, and gas holdup are determined in this system. The kinds of nanomaterials, the concentrations ...

H Naghdi Badi, M Ghorbanpour, M Hatami,

In recent years, metabolism researches using nanomaterials have been focusing on human and animal cells, and therefore very limited data are available about influence of nanomaterials on biosynthesis of secondary metabolites in plant cells. Plants produce different types of secondary metabolites including terpenoids, phenolics, tannins, and alkaloids, which are known to act as vital mediators f...

Journal: :international journal of nano dimension 0
hilal ahmad department of biotechnology, school of life sciences, vels university (vistas) chennai-600117 india. kalyanaraman rajagopal department of biotechnology, school of life sciences, vels university (vistas) chennai-600117 india. ashiq hussain shah coet, baba ghulam shah badshah university, rajouri, jammu & kashmir – 18513 india.

silver nanoparticles (agnps) are amongst the most investigated materials in nanotechnology in view of their unique physio-chemical features and applications in restorative science. their progressive usages in different fields of science besides some predominant restrictions with conventional methods for their synthesis have demanded analysts to discover green courses for their creation. biologi...

Journal: :nanochemistry research 2016
maryam moeinian k. akhbari

metal-organic frameworks (mofs) represent a new class of highly porous materials. on this regard,  two nano porous metal-organic frameworks of [zn2(1,4-bdc)2(h2o)2∙(dmf)2]n (1) and [zn2(1,4-bdc)2(dabco)]·4dmf·1⁄2h2o (2), (1,4-bdc = benzene-1,4-dicarboxylate, dabco = 1,4-diazabicyclo[2.2.2]octane and dmf = n,n-dimethylformamide) were synthesized and characterized. they were used for preparation ...

Journal: :Chembiochem : a European journal of chemical biology 2013
Morteza Mahmoudi Marco P Monopoli Meisam Rezaei Iseult Lynch Filippo Bertoli Jennifer J McManus Kenneth A Dawson

Put your coat on: It is well recognized that the surfaces of nanomaterials in biological media are covered by various biomolecules (e.g., proteins). A) The protein corona creates a shell over different nanomaterials, regardless of their physicochemical properties (e.g., composition and shape), resulting in reduced levels of amyloid beta fibril formation. B) Pristine nanomaterials might have acc...

Journal: :Frontiers in bioscience 2011
Paolo Bertoncello

Analytical applications of nanomaterials used in electrochemiluminescence (ECL)-based detection methods are reviewed. Among nanomaterials, carbon-based nanomaterials (carbon nanotubes, graphene), metal nanoparticles, quantum dots, inorganic metal complexes and conducting polymers are considered. The most common mechanisms of ECL detections are also described in this review. Finally, challenges ...

2014
Yurii K. Gun’ko

This Special Issue of Nanomaterials is dedicated to the development of new magnetic nanomaterials and their applications in biomedicine, catalysis, spintronics and other areas. The publications in this Issue demonstrate that the interest in magnetic nanomaterials is continuously growing and their realm is expanding rapidly. Some highlights of the publications in this issue are discussed below. ...

2012
Mingsheng Xu Jie Li Hideo Iwai Qingsong Mei Daisuke Fujita Huanxing Su Hongzheng Chen Nobutaka Hanagata

Information on how cells interface with nanomaterials in biological environments has important implications for the practice of nanomedicine and safety consideration of nanomaterials. However, our current understanding of nanobiological interactions is still very limited. Here, we report the direct observation of nanomaterial bio-complex formation (other than protein corona) from nanomaterials ...

Journal: :Dental materials journal 2011
Motohiro Uo Tsukasa Akasaka Fumio Watari Yoshinori Sato Kazuyuki Tohji

After the discovery of fullerene and carbon nanotubes, various carbon nanomaterials were discovered or synthesized. The carbon nanomaterials have remarkable properties, different from bulk materials with the same chemical composition, and are therefore useful for industrial applications. However, the toxicity of nanomaterials may also differ from that of the bulk materials; this difference pose...

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