ZnO-SiO/sub 2/
Effect of Alkaline and Alkaline Earth Metal Oxides Addition on the Glass Formation and Crystallization of ZnO Al<sub>2</sub>O<sub>3</sub> SiO<sub>2</sub> Glasses
... The appearances of as-casted samples are shown in Table 3 and 4. According to Table 3, only 20AZ3Li and 20AZ3Li6T became glasses among samples containing alkaline metal oxides, and the others crystallized and became ...
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Integrated nanophotonic hubs based on ZnO Tb(OH)3/SiO2 nanocomposites
... cles were used as templates in a vapor-liquid-solid pro- cess to grow ZnO nanowires on the nanospheres. The mixed C/Zn powders were placed in an alumina boat, which was loaded in the center of a tube furnace. The ...
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Role of surface modification in zinc oxide nanoparticles and its toxicity assessment toward human dermal fibroblast cells
... The SiO 2 /ZnO NPs were produced using a sol-gel method of TEOS through hydrolysis and subsequent condensation in the presence of NH 4 OH to form a three-dimensional siloxane bond (Si–O–Si) by ...
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A comparative study of toxicity of TiO<sub>2</sub>, ZnO, and Ag nanoparticles to human aortic smooth-muscle cells
... TiO 2 , ZnO, and Ag NPs to human aortic SMCs (HASMCs) in ...only ZnO NPs significantly induced cytotoxicity, we further addressed the possible mechanisms associated with the ...
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The Effect of two Types of Nano-Particles (ZnO and SiO2) on Different Types of Bacterial Growth
... which prevent the bacteria under test to grow. In this study 1 ml of media ( nutrient broth ) was taken in a test tube to it 1 ml of test solution was added, then 0.1 ml of bacterial isolates that prepared in 0.9 % of ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... RLE-6TN cells and rat lung tissues were collected and lysed with radioimmunoprecipitation assay lysis buffer (Beyotime, Shanghai, China). The concentrations of pro- teins were detected by a bicinchoninic acid protein ...
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Parallel Reaction Kinetic Modelling Of Biogas To Biomethanol With Zno/Sio 2Nanoparticles
... nanoparticles ZnO-based biogas to be biomethanol reaction followed first order reaction with a reaction rate constant (k1) ...impregnated ZnO based in SiO2 follow first order reaction the price of the ...
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Biological responses to core–shell-structured Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>-NH<sub>2</sub> nanoparticles in rats by a nuclear magnetic resonance-based metabonomic strategy
... a 2-week acclimatization for Fe@Si NP intravenous adminis- tration: control group, low-dose 10 nm Fe@Si NP-exposure group (10L), low-dose 20 nm Fe@Si NP-exposure group (20L), high-dose 20 nm Fe@Si NP-exposure ...
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Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis
... within the electrolyte promotes a double capacitance. On the surface of Al and Al-alloy, a huge number of micro galvanic cells are formed in such a way that the corrosion phenomenon can be modelled as alternating current ...
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Immobilized transferrin Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoparticle with high doxorubicin loading for dual-targeted tumor drug delivery
... @SiO 2 nanoparticles with high doxorubicin (DOX) loading (TfDMP), for dual targeting of cancer, by chemically coupling both Tf and DOX with dual-function magnetic nanoparticles (DMPs) using a multi-armed ...
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Polyetherimide-grafted Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoparticles as theranostic agents for simultaneous VEGF siRNA delivery and magnetic resonance cell imaging
... @SiO 2 , which allows high efficient loading of VEGF small hairpin (sh)RNA to form Fe 3 O 4 @SiO 2 /PEI/VEGF shRNA nanocomposites for VEGF gene silencing as well as magnetic resonance (MR) ...
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(HMDI). For the PU/SiO 2
... The mechanism involves in the incorporation of silica into the PU structure is given in the schematic reaction as shown in Figure 4. The extracted silica nanoparticles were surrounded by silanol (-OH) groups. Considering ...
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Nanoparticle with PEG and SiO 2
... bond and does not come from photocatalytic process. It can explain why sample with silica still shows good performances even though without UV irradiation. The same thing was explained from Guan e. al. that the decrease ...
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Structural Properties of (SnO<sub>2</sub>)<sub>1-x</sub>(ZnO)<sub>x</sub>Thin Films Deposited By Spray Pyrolysis Technique
... hexagonal ZnO phase with a lattice parameters of a= ...of ZnO films toward (002)* decomposition or sedimentation ...the ZnO films was smaller than the granular size of the SnO 2 films, ...
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Investigation of hematotoxic effect of nano ZnO, nano Fe3O4 and nano SiO2 in vitro
... Objective(s): Evaluation of nanomaterials interaction with blood ingredients is a part of preclinical risk assessment of newly-synthesized materials, especially for nano-sized pharmaceuticals which are intravenously ...
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Enhanced cellular uptake of aminosilane-coated superparamagnetic iron oxide nanoparticles in mammalian cell lines
... SPIO@SiO 2 -NH 2 nanoparticle accumulation four times higher than other cell ...SPIO@SiO 2 -NH 2 -mediated cellular imaging or targeted ...
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SiO<sub>2</sub> nanoparticle-induced impairment of mitochondrial energy metabolism in hepatocytes directly and through a Kupffer cell-mediated pathway in vitro
... ROS were measured by flow cytometry using the oxidation-sensitive probe 2,7 ′ -dichlorofluorescein diacetate (DCFH-DA, Applygen). Briefly, 10 mM of DCFH-DA stock solution (in methanol) was diluted 4,000-fold in cell ...
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In vitro and in vivo targeting imaging of pancreatic cancer using a Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub> nanoprobe modified with anti-mesothelin antibody
... The amino-silane-coated magnetite particles were mixed with PEG diacid solution (molecular weight, 6,000) in the ratio of 1:2, followed by the addition of 5 mg of EDC ⋅ HCl to the solution. The solution was ...
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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... Figure 3A shows TEM images of CS-SA/DOX and CS-SA/SiO 2 /DOX nanoparticles. In contrast with CS-SA/ DOX, dark rings around the nanoparticles could be observed on all CS-SA/SiO 2 /DOX ...
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Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... Figure 2, both Se@SiO 2 and MPS induced SOD and GSH-PX, compared with the control ...Se@SiO 2 group were similar to those in the MPS group (Figure 2A and ...Se@SiO 2 ...
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