hollow silica
Facile Fabrication of Ultrafine Hollow Silica and Magnetic Hollow Silica Nanoparticles by a Dual Templating Approach
... the hollow interiors ...the silica shell appears to be about 4–6 nm thick, which is an important property for applications such as drug delivery or ...the silica shell appears to be about 8–18 nm ...
8
“Worm like” Hollow Silica Synthesis and Its Morphology Control Mechanism
... prepared silica-coated magnetic assemblies and surfactant, and then treatment with hydrochloric acid and calcinations at 300℃ can remove the template and result in hollow silica nanocontainers (Yang ...
5
Sweetening of Natural Gas Through Hollow Silica Nanoparticles Embedded Hydroxyethyl Cellulose Membrane
... The selectivity was calculated using Equation (2). The result of addition of small amount of the filler and slight increase in the filler content on the base membrane matrix for the permeability of CO 2 , CO 2 /N2 and CO ...
7
In vivo and in vitro evaluation of the cytotoxic effects of Photosan loaded hollow silica nanoparticles on liver cancer
... in hollow silica nanoparticles and conventional photosensitizers on HepG2 human hepatoma cell proliferation and determine the underlying ...in silica nanoparticles than free Photosan-II (p < ...
8
Horseradish Peroxidase Encapsulated Hollow Silica Nanospheres for Intracellular Sensing of Reactive Oxygen Species
... 45-nm hollow silica nanospheres, were synthesized by a water-in-oil (w/o) microemulsion route followed by a mild etching process ...such hollow nanomaterials can maintain stable activity of the ...
10
Synthesis and characterization of zinc oxide supported on mesoporous hollow silica sphere for photocatalysis of sodium dodecylbenzenesulfonate
... This study aimed to synthesize mesoporous hollow silica spheres (MHSS) as supporting material for nano zinc oxide photocatalyst. However, there is no information in the modification of mesoporoos ...
43
A Simple and “Green” Method for Synthesis of Magnetic Hollow Silica Spheres and Its 99Tcm Labeled Targeting Studies
... 2.2. Preparation of Thiol-Functionalized Hollow Silica Spheres (THSS) 3.0 g of styrene, 1.5 g of PVP and 0.39 g of AAPH were dissolved in 100 mL of deio- nized water, and then the mixture was maintained at ...
16
Hollow mesoporous silica nanoparticles for intracellular delivery of fluorescent dye
... of silica, has also been devel- oped as an alternative method for the preparation of HMSNs ...of hollow silica spheres by a soft templating scheme depends on the stability of the surfactant ...
10
A combination of hard and soft templating for the fabrication of silica hollow microcoils with nanostructured walls
... the silica coating of ...elongated silica particles in the sol-gel reaction mixture, which is attributed to the templating effect of cylindrical self-assemblies of the dye in solution ...elongated ...
7
In vitro release and in vitro–in vivo correlation for silybin meglumine incorporated into hollow-type mesoporous silica nanoparticles
... loaded drugs from porous hollow silica nanoparticles could last for up to 30 days, but no in vivo investigation was carried out. Based on common knowledge, loaded drugs cannot survive up to 30 days after ...
10
Study of Hollow Corrugated Columns with Perforations
... nowadays used as effective alternatives for heavier reinforced concrete members or pre-stressed concrete members in many situations. Here, the mechanical behavior of 2 side plane and two side corrugated cold-formed ...
5
Surface Modification of Hollow Glass Microspheres
... composite hollow microspheres, in which process, a coupling procedure to make the surface of the HGMS catalytic for electroless plating was employed with 3-aminopropyltriethoxy silane as the coupling ...
Hollow Viscus Perforation of Gastrointestinal Tract
... Table 7 illustrates the frequency of post operative complications in patients with hollow viscus perforations. Wound infection was the commonest complication which occurred in 47% of patients of hollow ...
57
The Role of Spinneret Configurations on Hollow Fiber Formation and Impacts of Hollow Fiber Geometry on Thermal and Acoustic Properties.
... a hollow fiber has a larger diameter than a solid fiber, it has been shown that PP spun from a hollow 3-C die cools faster than that spun from a solid circular die (Oh, et ...the hollow fiber having ...
175
Evaluation of cases of hollow viscus perforation
... “ EVALUATION OF CASES OF HOLLOW VISCUS PERFORATION ” has been prepared by DR.K. ANAND under my supervision in the department of general surgery, Chengalpattu Medical College , Chengalpattu, during the academic ...
112
Hollow Core Slabs in Construction Industry
... In extrusion system a very low slump concrete is forced through the machine. The cores are formed with augers or tubes with the concrete being compacted around the cores. Extrusion is known for the high compaction ...
7
Numerical optimization of the shape of a hollow projectile
... a hollow projectile which causes low reduction of muzzle velocity and small drag makes its performance greatly improved ...of hollow projectile but also the low dispersion. Also, hollow projectile ...
8
Thrust characterization of a T5 hollow cathode
... Specific impulse can be traded for higher thrust to power ratios by increasing propellant flow rates or decreasing discharge current however higher thrust efficiencies are obtained at hi[r] ...
29
The comparative immunotoxicity of mesoporous silica nanoparticles and colloidal silica nanoparticles in mice
... Mesoporous silica (MPS) nanoparticles (NPs), which have a unique pore struc- ture and extremely large surface area and pore volume, have received much attention because of their biomedical application ...colloidal ...
12
Influence of Nano-Silica and Silica Fume in the Steel Corrosion Embedded in Concrete
... of silica fume and nano-silica, has the maximum amount of potential ...Because silica fume prevents from malicious ions permeability into concrete and nano-silica averts the water permeability ...
9