SiO/sub 2/-SiN-SiO/sub 2/-Si:B
Porous Se@SiO<sub>2</sub> nanospheres attenuate ischemia/reperfusion (I/R)-induced acute kidney injury (AKI) and inflammation by antioxidative stress
... Se@ SiO 2 had significantly lower H&E scores for tubular dam- age after I/R ...and B). Moreover, as shown in the results, the I/R + Se@SiO 2 group exhibited less cellular apoptosis ...
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Multiple Layers of Silicon-Silica (Si-SiO2) Pair onto Silicon Substrate towards Highly Efficient, Wideband Silicon Photonic Grating Coupler
... commercially available software package to design silicon photonics devices [28]. A TE polarized Gaussian shaped light source is applied on the surface of the gratings with Mode-Field Diameter of 10 µm which is ...
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Toxicity evaluation of Gd<sub>2</sub>O<sub>3</sub>@SiO<sub>2</sub> nanoparticles prepared by laser ablation in liquid as MRI contrast agents in vivo
... Notes: (A) cell viability of l929 cells incubated with different concentrations (10 µM, 1 µM, and 100 nM) of the gd-NPs for 24 and 48 hours. (B) apoptosis rates of Raw264.7 cells were measured by flow cytometry at ...
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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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Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... @ SiO 2 @Ag ...@SiO 2 @Ag microflowers (Figure 3B and ...@SiO 2 @Ag microflowers are surrounded by a thin membrane-like layer with ∼ ...@SiO 2 @Ag microflowers, we ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... κ B levels are increased and NF- κ B continues to be expressed after PQ poisoning, which subsequently induces production of tumor necrosis factor- α (TNF- α ), interleukin-1 β (IL-1 β ) and other cytokines ...
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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
... In this study, time-, dose-, and size-dependent biological effects of core–shell-structured Fe@Si NPs were inves- tigated using NMR-based metabonomic techniques in an intravenous rat model. Exposure to ...
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A multilayered approach of Si/SiO to promote carrier transport in electroluminescence of Si nanocrystals
... with Si and SiO homogeneously mixed, followed by furnace ...of Si to O and the contents of Si and O are ...of Si-nc is supposed to be greater in single, which is confirmed by the HRTEM ...
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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
... A-MFS can be used as negative contrast material. A-MFS has good stability of dispersion as shown in Figure S1. X-ray photoelectron spectroscopy detected that A-MFS contain Fe, O, C, N, and Si, so the result shows ...
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EFFECT OF INORGANIC HYBRID LiBr ON THE SILICA MATRIX XEROGELS (RESEARCH NOTE)
... The straightforward entrapment of lithium bromide in silica matrixes was performed by the sol-gel method results in hybrid materials. This process was obtained by the hydrolysis and condensation tetraethyl orthosilicate ...
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Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis
... [20], and graphite [21] in several media have been conducted. Corrosion behavior is not only measured using electrochemical impedance spectroscopy (EIS) but also by potentiodynamic polarization from Tafel polarization ...
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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 and Fe 3 O 4 @SiO 2 /PEI ...@SiO 2 and Fe 3 O 4 @SiO 2 /PEI were attracted toward the magnet within a very short period of time (Figure 5, ...
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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 -based drug delivery system that combines three properties: magnetic targeting, TfR targeting, and high DOX ...@ SiO 2 nanoparticle (DMP) was synthesized as a ...@SiO 2 ...
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Low-temperature preparation of GaN-SiO2 interfaces with low defect density. I. Two-step remote plasma-assisted oxidation-deposition process
... When SiO 2 thin films were deposited on Si, Ge, GaAs, and CdTe using remote plasma-enhanced chemical vapor deposition ( RPECVD ) , the substrates were slightly consumed by plasma-activated species ...
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BENDING WAVEGUIDE WITH HIGH TRANSMISSION SIMULATED IN 2D Si- SiO 2 PHOTONIC CRYSTAL
... In this simulation, the basic 2-D photonic crystal is formed by an 11 x 11 array of silicon rods of radius (r) 106.7 nm embedded into silicon dioxide slab with 432.4 nm period(a) of the square lattice [ 7]. Two ...
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One-step detection of circulating tumor cells in ovarian cancer using enhanced fluorescent silica nanoparticles
... MUC1-MNP-SiO 2 (RITC) targeting is shown on the x-axis and DAPI staining on the ...and 2 repre- sented nonspecific ...population 2 was counted as 26, 24, 15, and 28 for the unspiked sample and ...
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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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Role of surface modification in zinc oxide nanoparticles and its toxicity assessment toward human dermal fibroblast cells
... FITC-SiO 2 /ZnO NP-exposed cells showed rapid cellular uptake within 4 ...thick SiO 2 /ZnO NPs. Thin SiO 2 /ZnO NP-incubated cells were monitored with discrete green fluorescence ...
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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
... for SiO 2 nanoparticles in vivo, and may be highly susceptible to damage by these ...of SiO 2 nanoparticles on mitochondria-associated energy metabolism in hepatocytes has been ...work, ...
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Metathesis of Ethylene and Trans 2 Butene over MgO Admixed WO<sub>3</sub>/SiO<sub>2</sub> Catalysts
... Due to the highly demanded propylene in the market, the cross metathesis of ethylene and 2-butene to propylene is of a great interest for both academia and industry [1, 2]. Among the most successful ...
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