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adsorbed phase is taken into consideration [ 5 ]. The desorption isotherm used in determination of the pore size distribution (PSD) is affected by the pore network: when pressure is reduced, liquid will evaporate from large open pores, but pores of the same

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SBA-15 silicas containing sucrose

Chemical, structural, and thermal studies

Journal of Thermal Analysis and Calorimetry
Authors: M. Barczak, M. Oszust-Cieniuch, P. Borowski, Z. Fekner, and E. Zięba

( right ) and corresponding pore size distributions (as inlets) The properties of the porous structures are summarized in Table 1 . The pure silica sample N0 - 70 and sucrose-modified N2 - 70 samples have

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compressive strength and Young’s modulus in gypsum from Sivas (Turkey) . – Engineering Geology , 66 , pp. 211 – 219 . Yu , S. , C.T. Oguchi 2010 : Role of pore size

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Thermal transformation of polyacrylonitrile deposited on SBA-15 type silica

Effect on adsorption capacity of methyl–ethyl ketone vapor

Journal of Thermal Analysis and Calorimetry
Authors: Rafał Janus, Piotr Natkański, Anna Wach, Marek Drozdek, Zofia Piwowarska, Pegie Cool, and Piotr Kuśtrowski

the synthesized silica support were determined by XRD and N 2 adsorption methods. The collected isotherm is plotted in Fig. 1 , whereas the pore size distribution and the low angle XRD pattern of SBA-15 are shown in inset a and b, respectively. The

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Journal of Thermal Analysis and Calorimetry
Authors: D. Sternik, M. Majdan, A. Deryło-Marczewska, G. Żukociński, A. Gładysz-Płaska, V. M. Gun'ko, and S. V. Mikhalovsky

) and the pore volume ( V p ) were determined from low-temperature nitrogen adsorption measured using a Micrometrics ASAP 2405 V1.01 analyzer. Before measurements the samples were degassed at 170 °C. The pore size distributions (PSDs) were calculated

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creep, and the total creep of concrete. 3.4 Water/Binder ratio The water/binder ratio influence the major parameters of concrete like compressive strength, pore size distribution, and capillary pores refinement. Concrete incorporated with MK is expected

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Acta Chromatographica
Authors: Francielle Q. Soares, Bruna F. Alvarenga, Marçal A. Ruggiero, Monise C. Casanova, Eliana M. Lima, Denilson Rabelo, and Andréa R. Chaves

Spectral Imaging (Peabody, MA, USA). Nitrogen Adsorption Measurements The specific surface area and pore size distribution measurements were performed using a Micrometrics ASAP 2010 nitrogen sorption porosimeter. Analysis

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in an MCM-41 type material [ 19 ]. Figure 4 shows pore size distributions for the calcined FA-derived F-MCM-41 materials. The pore size distribution for these samples, as calculated by the BJH method, shows a sharp peak at about 2.7 nm for the F

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microscope with EDS analyzer. The measurements of particle size distribution were carried out with Mastersizer 2000 from Malvern Instruments. The measurements of open pore size distribution were performed with PoreMaster 60 from Quantachrome

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properties of phenolic resin-based activated carbon spheres with controlled pore size distribution . Carbon . 2002 ; 40 : 911 – 916 . 10.1016/S0008-6223(01)00222-6 . 6. Kartel , NT

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