Ag-SiO/sub 2/-Si
Vancomycin-modified Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>@Ag microflowers as effective antimicrobial agents
... @SiO 2 @Ag microflower with enhanced antibacterial activity is experimentally and theoretically presented in this ...flower-like Ag shell to build highly active areas for Ag ion release ...
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Assessing the axonal translocation of CeO<sub>2</sub> and SiO<sub>2</sub> nanoparticles in the sciatic nerve fibers of the frog: an ex vivo electrophysiological study
... As an indication of the proper physiological function of the nerve fibers of the isolated sciatic nerve, samples of the evoked CAP were digitized and stored in a computer every 30 minutes throughout the experiment, ...
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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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Porous Se@SiO<sub>2</sub> nanocomposites protect the femoral head from methylprednisolone-induced osteonecrosis
... filtration with a cell strainer, the cartilage cells were collected and seeded on tissue culture dishes. All the cells were authen- ticated twice by morphologic and isoenzyme analyses dur- ing the study period. Cell ...
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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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<p>Distribution of SiO<sub>2</sub> nanoparticles in 3D liver microtissues</p>
... times (day 1, 2, 4, and 7) after cell seeding (Figure 2). Already at day 1 HepG2 spheroids with irregular shape were observed. At later times (day 4 and 7), the cell spheroids exhibited a round and more ...
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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
... Abstract: Poor toxicity characterization is one obstacle to the clinical deployment of Gd 2 O 3 @ SiO 2 core-shell nanoparticles (Gd-NPs) for use as magnetic resonance (MR) imaging contrast agents. ...
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In vitro toxicity of Fe<sub>m</sub>O<sub>n</sub>, Fe<sub>m</sub>O<sub>n</sub>-SiO<sub>2</sub> composite, and SiO<sub>2</sub>-Fe<sub>m</sub>O<sub>n</sub> core-shell magnetic nanoparticles
... -Fe 2 O 3 . Using TEM characterization, Fe m O n -SiO 2 composite flake-like and SiO 2 -Fe m O n core-shell IONPs demonstrated spherical shape with mean diameter of 98 ± 22 and 101 ± 19 ...
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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
... Transparent glass-ceramics are attractive materials as optical advices because they have both the good formability of glasses and excellent optical properties of crystals. The size of crystals in transparent glass- ...
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Preparation and evaluation of SiO<sub>2</sub>-deposited stearic acid-g-chitosan nanoparticles for doxorubicin delivery
... CS-SA/SiO 2 / DOX-4, CS-SA/SiO 2 /DOX-8, CS-SA/SiO 2 /DOX-16 nanoparticles against A549 cells measured using the MTT assay were ...CS-SA/SiO 2 /DOX nanoparticles ...
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TiO2/SiO2 prepared via facile sol-gel method as an ideal support for green synthesis of Ag nanoparticles using Oenothera biennis extract and their excellent catalytic performance in the reduction of 4-nitrophenol
... the Ag NPs/TiO 2 /SiO 2 sample was evaluated by the degradation of an aqueous solution of ...the Ag NPs/ TiO 2 /SiO 2 was subsequently added to the mixture, which ...
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Engineering of core/shell nanoparticles surface plasmon for increasing of light penetration depth in tissue (modeling and analysis)
... be 2 mm in this case) and table 5 (tissue depth and width is considered to be 4 and 5 ...Au/SiO 2 / Ag without the second category of ...Au/ SiO 2 /Ag is considered, and ...
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Interfacial strain-induced self-organization in semiconductor dielectric gate stacks. I. Strain relief at the Si-SiO2 interface
... face in which there is a transition from a rigid substrate to an ideal random covalent network and 共 ii 兲 compositionally de- pendent under- and overconstrained bonding in glass alloys such as Ge x Se 1 ⫺ x . 25,26 The ...
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Ion-implantation and analysis for doped silicon slot waveguides
... Some extra samples were prepared and have so far pro- duced negative results. Some samples from this initial set were annealled in an argon and hydrogen mixture, rather than argon, to attempt to form nanocrystals. At ...
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Corrosion Polarization Behavior of Al-SiO2 Composites in 1M and Related Microstructural Analysis
... In geothermal exploration, crust formation and corrosion that reduce turbine efficiency is one of the main problems during the geothermal energy production process. Common types of scales include calcium carbonate, ...
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Sub-barrier fusion of Si+Si systems
... Fig. 2, it allows fast and reliable mea- surements of relative and absolute cross sections and has been employed in several sub- and near-barrier fusion ex- periments at LNL in recent ...
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Nanoparticle with PEG and SiO 2
... developing and employed in many applications. One of its applications is used as self-cleaning and anti fogging material. The hydrophilic properties of its material allow water to spread completely across the surface ...
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Preparation of Antibacterial Silk and Analysis of Interface Formation Mechanism
... Bacteria spread through many indirect ways besides direct contact, such as transmission by textiles [1]. Presently, ordinary textiles are endowed with antibacterial activity against bacteria infestation, which greatly ...
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Porous Se@SiO<sub>2</sub> nanospheres treated paraquat-induced acute lung injury by resisting oxidative stress
... Se@SiO 2 nanospheres could alleviate oxidative stress and inflammation in PQ-induced ...Se@SiO 2 (n=18). The PQ and PQ + Se@SiO 2 groups were randomly and evenly ...
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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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