Pore size
Tailoring the magnetic properties of cobalt antidot arrays by varying the pore size and degree of disorder
... From these curves we can conclude that the magnetic properties of Co antidot arrays are strongly influenced by the hole diameter of the samples. To better understand this behaviour, figure 4 shows snapshots of the ...
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Tailoring the pore size of hexagonally ordered mesoporous materials containing acid sulfonic groups
... The pore size of the sulfonic modified materials synthesised with Brij 76 has been modified using analogous strategies of synthesis than those described before for Pluronic ...mean pore size ...
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Nanoporous PMMA foams with templated pore size obtained by localized in situ synthesis of nanoparticles and CO2 foaming
... the pore size plays a key role on the macroscopic physical properties of polymer ...their pore size well below the micron [3 e ...the pore size values become comparable to the ...
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Fitting approach to liquid–liquid displacement porosimetry based on the log normal pore size distribution
... the pore size distribution (PSD), from which important separation parameters such as mean, maximum and minimum pore sizes, porosity or pore density can be ...
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Effective pore size and radius of capture for K+ ions in K channels
... Figure 1. The effective opening radius in two K-channel structures. Shown are ~5 Å slabs of the molecular surface of the large conductance bacterial channel MthK (PDB: 4HYO) and the chimeric Kv1.2/2.1 voltage gated ...
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Pore size analysis from retention of neutral solutes through nanofiltration membranes. The contribution of concentration–polarization
... Once pore radius is obtained as the fitting parameter of the model described in section 2, different two parameter distributions were tried to obtain the pore size ...
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Pore size matters for potassium channel conductance
... internal pore dimension based on the radius of capture for BK and Kv ...the pore domain through four linkers, leaving four side-facing openings for ion transport ...the pore cavity (Hite et ...
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Mesostructured SiO2-doped TiO2 with enhanced thermal stability prepared by a soft-templating sol-gel route
... the pore diameter, except for SiTi-H6-5, which exhibits a pore size distribution close to bimodal (Table ...BJH pore size distributions corresponding to the solids showing type IV ...
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Synthesis of size-controlled silica-supported TiO2 photocatalysts
... suggest pore clogging mainly at high titania loading, it can be concluded from the textural properties obtained that most of the titania particles are accessible to the reactants, although diffusion should be very ...
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Short-Term Performance of Sustainable Silica Fume Mortars Exposed to Sulfate Attack
... A porosimeter model AUTOPORE IV 9500 of Micromeritics (Norcross, GA, USA) was used. The apparatus allowed the determination of the volume of pores with an accessible diameter of 5 nm to 900 µm. The samples were taken ...
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Porous size control on silicone matrix
... the size and quantity control of the pore-forming ...large pore volume and controllable pore size give these materials especial properties for amazing applications (Kilian, Böcking, ...
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Isomerization of Pinene with Al and Ga modified MCM 41 Mesoporous Materials
... the pore diameter of the samples with different Al and Ga content, in agreement with previous results by ...big size of the Ga atom, as previously ...area, pore size and pore volume in ...
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Agglomeration of Ti-SBA-15 with clays for liquid phase olefin epoxidation in a continuous fixed bed reactor.
... manometric porosimeter. The specific surface areas were calculated using the B.E.T. method whereas the pore size distributions were determined by the application of the B.J.H. method to the adsorption ...
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Microstructural Effects of Sulphate Attack in Sustainable Grouts for Micropiles
... versus pore size for CEM IV grouts (see Figure 16) showed that the loss of microstructure refinement was not as clear as that noted for CEM III ...higher pore sizes, giving room to the right peak ...
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Enhanced ultrafiltration PES membranes doped with mesostructured functionalized silica particles
... of pore size distribution, porosity and hydrophi- licity, suggesting a great influence of mesostructured silica incorporation in polyethersulfone on the polymer ma- trix ...
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Porous matrix of calcium alginate/gelatin with enhanced properties as scaffold for cell culture
... The high porosity and pore size, particularly on the outer surface (Table 1), make the BPM an appropriate material for impregnating with biological fl uids. The biopolymeric inter- action (alginate/gelatin) ...
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Preparation, characterization and testing of Cr/AlSBA-15 ethylene polymerization catalysts
... whereas pore size distributions were determined by the BJH method applied to the adsorption branch of the ...Mean pore size was obtained from the maximum of BJH pore size ...
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Characterization of Ultra and nanofiltration commercial Filters by Liquid Liquid Displacement Porosimetry
... maximum pore size present in the distribution, while the rest of the points experimentally obtained, are somehow dependant on the rate of flux (pressure) increase and the quality of the response of the ...
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Performance of Sustainable Fly Ash and Slag Cement Mortars Exposed to Simulated and Real In Situ Mediterranean Conditions along 90 Warm Season Days
... Pore size distributions obtained for CEM IV mortars exposed to non-optimum conditions were less refined compared to those observed for environment ...the pore refinement of fly ash mortars was ...
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Porosimetric characterization of polysulfone ultrafiltration membranes by image analysis and liquid–liquid displacement technique
... the size distribution as obtained from direct permeability data, which is more reliable as does not need any transport model or structural hypothesis which could result in a poor accordance with the actual ...
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