نتایج جستجو برای: ceriumoxide nanoparticles conps

تعداد نتایج: 107075  

2016
Rosalba Gornati Elisa Pedretti Federica Rossi Francesca Cappellini Michela Zanella Iolanda Olivato Enrico Sabbioni Giovanni Bernardini

We have considered nanoparticles (NPs) of Fe, Co and Ni, three transition metals sharing similar chemical properties. NP dissolution, conducted by radioactive tracer method and inductively coupled plasma mass spectrometry, indicated that NiNPs and FeNPs released in the medium a much smaller amount of ions than that released by Co NPs. The two considered methodological approaches, however, gave ...

Journal: :Food Science and Technology 2022

In this study, curcumin loaded ovalbumin nanoparticles (CONPs) were fabricated at optimized processing conditions and compared with the neat ONPs. The particles characterized for molecular, thermal, antimicrobial, antioxidant properties. particle size values varied from 45.64 nm to 138.14 encapsulation efficiency of CONP was 24%. SEM images indicated that ONPs CONPs had spherical shapes diamete...

Journal: :Agronomy 2022

In this work, green synthesized cobalt monometallic and cobalt–zinc bimetallic NPs were prepared by bioreduction of metallic salts with Cymbopogan citratus plant extract. Biosynthesized nanoparticles (NPs) characterized using diverse techniques such as FTIR, UV-Visible spectroscopy, SEM, XRD, EDX analyses. UV-visible spectra for green-synthesized in the range between 300 to 350 nm, which confir...

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 ...

The concerns about the possible risk of manufactured nanoparticles (NPs) have been raised recently. Nano- and micro-sized copper oxide (CO and CONP) are widely used in many industries. In this regard, in-vitro studies have demonstrated that CONP is a toxic compound in different cell lines. Despite their unique properties, NPs possess unexpected toxicity profiling relative to the bulk m...

The concerns about the possible risk of manufactured nanoparticles (NPs) have been raised recently. Nano- and micro-sized copper oxide (CO and CONP) are widely used in many industries. In this regard, in-vitro studies have demonstrated that CONP is a toxic compound in different cell lines. Despite their unique properties, NPs possess unexpected toxicity profiling relative to the bulk m...

Akram Astani Mohammad hosein Zare Nouraddin Abdi Goushbolagh

Introduction: Cerium oxide nanoparticles (CONPs) are used as radiation protection agent in the in-vivo and in-vitro studies. The distribution stability of nano-suspension is one of the important factors during the studies. The aim of this study is optimization of condition for CONPs dispersion with sodium dodecyl sulfate (SDS-anionic surfactant) and tween 20 (nonionic surfactan...

Journal: :Iraqi journal of science 2022

Pulsed laser ablation in liquid (PLAL) technique can produce high purity nanoparticles, it is a top-down physical method based on the principle of dividing metal ion bulk precursors into atoms, this was used work to synthesis cobalt nanoparticals (CoPNs) with use Nd: YAG two wavelengths (355 nm) and (532 at energies (500 mJ) (600 respectively, number pulses (1000,1100, 1200, 1300, 1400) for eac...

2011
Pei Yuin Keng Mathew M. Bull In-Bo Shim Kenneth G. Nebesny Neal R. Armstrong Younghun Sung Kookheon Char Jeffrey Pyun

In this report, functional one-dimensional (1-D) Pt-Co3O4 heterostructures with enhanced electrochemical properties were synthesized via colloidal polymerization of polymer-coated ferromagnetic cobalt nanoparticles (PS-CoNPs). Colloidal polymerization of dipolar nanoparticles into hollow metal-semiconductor nanowires was achieved via a consecutive galvanic replacement reaction between Co and Pt...

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