Konu "Nanoparticles" için listeleme
Toplam kayıt 14, listelenen: 1-14
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Chitosan based metal-chelated copolymer nanoparticles: Laccase immobilization and phenol degradation studies
(Elsevier Ltd, 2017)Immobilization improves the stability and reusability of enzymes. In this study, laccase, which is a green biocatalyst, was immobilized onto Cu (II)-chelated chitosan nanoparticles via adsorption and successfully applied ... -
A comparative study on the in vitro cytotoxic responses of two mammalian cell types to fullerenes, carbon nanotubes and iron oxide nanoparticles
(Taylor and Francis Ltd, 2017)The present study was designed to evaluate and compare the time- and dose-dependent cellular response of human periodontal ligament fibroblasts (hPDLFs), and mouse dermal fibroblasts (mDFs) to three different types of ... -
Correlation between chemical composition, electrical, magnetic and microwave properties in Dy-substituted Ni-Cu-Zn ferrites
(Elsevier, 2021)Dy3+ ion-substituted nanoferrites Ni0.4Cu0.2Zn0.4Fe2_ xDyxO4 (x <= 0.04) were produced via sol-gel method. Correlation between chemical composition, crystal structure, electrical, magnetic and microwave properties was ... -
Development of a Surfactant/Platinum Composite for Sensitive Cardio-selective Beta Blocker Detection and their Theoretical Studies
(Wiley-V C H Verlag Gmbh, 2019)An electrooxidative behavior of beta-blocker drug esmolol was thoroughly investigated by using glassy carbon electrode modified with sodium dodecyl sulfate-based platinum nanoparticles. The designed nanosensor exhibited ... -
Dipolar and Quadrupolar Hysteresis in Core-Surface Magnetic Nanoparticles
(2019)Blume-Emery-Griffiths (BEG) model [1] is used to investigate the hysteretic behaviour of dipole (M) and quadrupole ordering (Q) properties peculiar to core/surface (C/S) type hexagonal Ising nanoparticles (HINPs) [2-3]. ... -
Evaluation of antitumor activity of a non-steroidal anti-inflammatory drug, ibuprofen, by a targeted nanoparticulate system
(Colegio de Farmaceuticos de la Provincia de Buenos Aires, 2017)In this study we aimed to develop a new targeted nanoparticulate system to obtain site specific delivery of ibuprofen and to determine its antitumor efficiency. The potential effect of ibuprofen as an antitumor agent was ... -
Formation of alpha/beta-Si(3)N(4 )nanoparticles by carbothermal reduction and nitridation of geopolymers
(Wiley, 2019)Silicon nitride (Si3N4) particles with various alpha/beta-Si(3)N(4 )ratios were fabricated from geopolymer (GP)-carbon compositions (M2O center dot Al2O3 center dot 4.5SiO(2)center dot 12H(2)O+18C), where M is an alkali ... -
Impact of Eu3+ ion substitution on structural, magnetic and microwave traits of Ni-Cu-Zn spinel ferrites
(Elsevier Sci Ltd, 2020)Partially europium (Eu) substituted Ni0.4Cu0.2Zn0.4EuxFe2-xO4(0.0 <= x <= 0.10) nanostructured spinel ferrites (NSFs) were produced by sol-gel auto-combustion strategy. The XRD analyses verified the existence of the ... -
Microwave, dielectric and magnetic properties of Mg-Ti substituted Ni-Zn ferrite nanoparticles
(Elsevier Ltd, 2016)Mg-Ti substituted Ni-Zn spinel ferrites (Ni0.5Zn0.5MgxTixFe2−2xO4, where 0.05≤x≤0.25) have been prepared by conventional solid state reaction method. 1 wt% B2O3 was added to increase the crystal growth at low temperatures. ... -
Necrotic, apoptotic and autophagic cell fates triggered by nanoparticles
(Taylor and Francis Inc., 2019)Nanomaterials have gained a rapid increase in use in a variety of applications that pertain to many aspects of human life. The majority of these innovations are centered on medical applications and a range of industrial ... -
Strong correlation between Dy3+ concentration, structure, magnetic and microwave properties of the [Ni0.5Co0.5](DyxFe2-x)O-4 nanosized ferrites
(Elsevier Science Inc, 2020)The dysprosium ions (Dy-3(+))-substituted nanosized ferrites (NFs) of composition [Ni0.5Co0.5](DyxFe2-x)O-4 (x <= 0.08) were prepared using the citrate gel process. To analyse the magnetic properties of the samples, the ... -
Synthesis and characterization of silicon carbide powders converted from metakaolin-based geopolymer
(Blackwell Publishing Inc., 2016)Silicon carbide (SiC) ceramic powders were synthesized by carbothermal reduction in specific geopolymers containing carbon nanopowders. Geopolymers containing carbon and having a composition M2O·Al2O3·4.5SiO2·12H2O+18C, ... -
Synthesis of CeO2-based core/shell nanoparticles with high oxygen storage capacity
(Springer International Publishing Ag, 2017)Ceria plays a key role in various applications including sensing and catalysis owing to its high oxygen storage capacity (OSC). The aim of this work is to prepare novel MO (x) /CeO2 (M: Zr, Ti, Cu) metal oxide systems with ... -
Traps distribution in sol-gel synthesized ZnO nanoparticles
(Elsevier B.V., 2019)The distribution of shallow traps within the sol-gel synthesized ZnO nanoparticles was investigated using thermoluminescence (TL) experiments in the 10–300 K temperature range. TL measurements presented two overlapped peaks ...