نتایج جستجو برای: metal oxide nanoparticles

تعداد نتایج: 442071  

2017
Ravi Kant Upadhyay

Present review article describes main causes of chronic kidney disease a major health problem public health problem round the globe. Disease has multiple etiologies related to sequential pathophysiological stages. It has major concern with chronic changes in renal structure and that severely alter glomerular filtration rate in patients. This article explains CKD biomarkers in brief i.e., serum ...

2015
Khalid Rashid Javed Munir Ahmad Salamat Ali Muhammad Zakria Butt Muhammad Nafees Alvina Rafiq Butt Muhammad Nadeem Abubakar Shahid Hsueh Hwa Wang.

Nanomaterials are being vigorously investigated for their use in anticancer drug delivery regimes or as biomarkers agents and are considered to be a candidate to provide a way to combat severe weaknesses of anticancer drug pharmacokinetics, such as their nonspecificity. Because of this weakness, a bigger proportion of the drug-loaded nanomaterials flow toward healthy tissues and result in undes...

Journal: :Nanotoxicology 2012
Mark A Wells Aamir Abid Ian M Kennedy Abdul I Barakat

Aggregation of metal oxide nanoparticles in aqueous media complicates interpretation of in vitro studies of nanoparticle-cell interactions. We used dynamic light scattering to investigate the aggregation dynamics of iron oxide and zinc oxide nanoparticles. Our results show that iron oxide particles aggregate more readily than zinc oxide particles. Pretreatment with serum stabilises iron oxide a...

Plant-mediated synthesis of metal oxide nanoparticles is a promising alternative to the traditional method of physical and chemical synthesis. In this paper, we report the green synthesis of zinc oxide nanoparticles (ZnONPs) by a biological method. During the study, Zinc oxide nanoparticles were synthesized by Allium sativum skin (garlic skin) extract. Formation of zinc oxide nanoparticles has ...

Journal: مواد پرانرژی 2020

In this paper, the effect of nanocatalytic metal-organic framework based on copper metal and bis-tetrazolamine (CuBTA) ligand functionalized with cobalt (II) oxide nanoparticles on the thermal decomposition behavior of ammonium perchlorate (AP), using differential survey calorimetry (DSC) has been reviewed. First, the metal-organic framework (CuBTA) was synthesized from the raw materials of cop...

2016
Michael J Mashock Tyler Zanon Anthony D Kappell Lisa N Petrella Erik C Andersen Krassimira R Hristova

Engineered nanoparticles are becoming increasingly incorporated into technology and consumer products. In 2014, over 300 tons of copper oxide nanoparticles were manufactured in the United States. The increased production of nanoparticles raises concerns regarding the potential introduction into the environment or human exposure. Copper oxide nanoparticles commonly release copper ions into solut...

Journal: :Physical chemistry chemical physics : PCCP 2018
Ignacio Jiménez-Morales Sara Cavaliere Deborah Jones Jacques Rozière

Niobium and antimony doped tin oxide loose-tubes decorated with Pt nanoparticles present outstanding mass activity and stability, exceeding those of a reference carbon-based electrocatalyst. Physico-chemical characterisation and in particular X-ray photoelectron spectroscopy demonstrate that this observation can be ascribed to the strong metal-support interaction promoting electroactivity and P...

2014
K. Ganapathi Rao Shilpa Chakra

Metal oxide nanomaterials are important and excellent materials, because of its special properties like chemical stability, high photo catalytic activity, high electric permittivity, non-toxic nature. So it is used in various applications like optical, electrical, electronic, antiseptic, antibacterial, environmental, semi conductors and catalytic devices. Present work focused on to synthesis of...

2009
Rui Shen Shai N. Shafrir Chunlin Miao Zhenmeng Peng Shengchun Yang Miao Shi Jianbo Wu

In this thesis, a generic method was developed for surface modification of nanoparticles (NP) with silica shell using Stöber method. Nanoparticles synthesized from nonhydrolytic solvents such as various ethers were first surface activated with a silane-based poly(ethylene glycol) (PEG). Because of the amphiphilicity of PEG moiety, these nanoparticles could be easily transferred from hydrophobic...

2016
Manuel Gliech Arno Bergmann Peter Strasser

Mixed metal oxides in the nanoscale are of great interest for many aspects of energy related research topics as water splitting, fuel cells and battery technology. The development of scalable, cost-efficient and robust synthetic routes toward well-defined solid state structures is a major objective in this field. While monometallic oxides have been studied in much detail, reliable synthetic rec...

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