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3 edition of Surface area measurement of small particles by liquid-phase adsorption of strearic acid found in the catalog.

Surface area measurement of small particles by liquid-phase adsorption of strearic acid

Preston Talmage Bankston

Surface area measurement of small particles by liquid-phase adsorption of strearic acid

by Preston Talmage Bankston

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Published by [s.n.] in [s.l.] .
Written in English


Edition Notes

Thesis (Ph. D.)- Georgia Institute of Technology. Microfilm. 1 reel. 35mm.

The Physical Object
FormatMicrofilm
ID Numbers
Open LibraryOL21483323M

Specific surface area (SSA) is a property of solids defined as the total surface area of a material per unit of mass, (with units of m 2 /kg or m 2 /g) or solid or bulk volume (units of m 2 /m 3 or m −1).. It is a physical value that can be used to determine the type and properties of a material (e.g. soil or snow).It has a particular importance for adsorption, heterogeneous catalysis, and. the surface area in the interlamellar regions where the bimolecular layer is shared by the opposite face. Maron and Elder () developed a method of determining the surface area of synthetic latex by adsorption of laurylamine hydrochloride in aqueous suspension. A monolayer of the surfactant.

The specific surface area of charcoal, determined by the iodine adsorption method of Puri and Bansal 9, at temperatures , , , and K are respectively , , , and m 2 g Then from monolayer values of charcoal obtained from Harkins-Jura plots of ACT system, the molecular areas of aniline at Cited by: 8. "This book recounts the development of experiment and theory in natural particle surface chemistry over the past 20 years. It offers a broadly based discussion of molecular spectroscopy, kinetics, and equilibria as they apply to natural particle surface reactions in aqueous media, with emphasis on insights gained over the past few by:

evident on the surface of the prepared activated carbon. Influence of initial pH The adsorption of MG and AB onto JSAC were studied at different pH varying from to for all three particle sizes (, and 1, lm). It was found that the maximum adsorption occurred at Cited by: The pore properties including the BET surface area, pore volume, pore size distribution, and mean pore diameter of these activated carbons were characterized and derived using the t-plot method based on N 2 adsorption isotherms. The activated cane pith carbons, with KOH/char ratios of 2–6, exhibited BET surface areas ranging from to.


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Surface area measurement of small particles by liquid-phase adsorption of strearic acid by Preston Talmage Bankston Download PDF EPUB FB2

Surface area measurement of small particles by liquid-phase adsorption of stearic acid. By Preston Talmadge Bankston. Stearic acid. Publisher: Georgia Institute of Technology. Year: OAI identifier: oai: Provided by: Author: Preston Talmadge Bankston. Saha, H.A. Grappe, in Activated Carbon Fiber and Textiles, General principles of adsorption measurement.

While the liquid phase adsorption involves much easier experimental protocols of simply mixing the two phases, the gas phase adsorption experiment involves a much more complicated setup. In general, the gas adsorption process can be divided into two categories: (i).

The liquid-phase adsorption of stearic acid, a surface active agent which under the proper conditions forms a unimolecular layer of orientated molecules on the solid surface, was employed.

Identification of α-Al2O3 surface sites and their role in the adsorption of stearic acid Article (PDF Available) in Journal of Materials Science 51(11) June with Reads. Our understanding on how ash particles in volcanic plumes react with coexisting gases and aerosols is still rudimentary, despite the importance of these reactions in influencing the chemistry and dynamics of a plume.

In this study, six samples of fine ash (surface area, a s, porosity and water adsorption properties with the Cited by:   The determination of the specific surface from measurement of adsorption of dyes and of phenol from aqueous solution, and of fatty acids from non-aqueous solution, is described.

Experimental methods are outlined, and results obtained for a wide range of solids which are compared with values determined by electron microscopy and by nitrogen by: 5.

This chapter discusses the feasibility of using small angle neutron scattering to determine the adsorption of surface active molecules on spherical particles. The validity of technique has been demonstrated for the situation examined with polystyrene latex and d 23 –dodecanoate ions.

In the method described in the chapter, it was possible to Cited by: 7. The adsorption behavior of albumin-bonded bilirubin on different micrometer-sized granular activated carbons (GACs) with different BET surface areas ofand m 2 g −1 and different pore size distributions in the micropore and mesopore range has been investigated in order to study the behavior of bilirubin from batch experiments.

The extent of adsorption was measured from the Cited by: Mass transfer toward and across liquid surfaces is important for the interpretation of various interfacial phenomena, such as evaporation, adsorption, and mass accommodation, which have been investigated by the use of various methods.

These studies, however, have focused on only one of the mass-transfer processes occurring at the surface. We investigate the surface concentration of alcohol Cited by: 2.

Correlation between particle size and surface area for chlorite and K-feldspar. may imply tha t the small particles are smoother or. cific surface area measurements on intact drillcores and.

Surface area measurements by nitrogen and argon adsorption. Journal of Colloid and Interface Science52 (3), DOI: /(75) Chiro Kido, Isao Ikeda, Hiromi Sakaguchi, Tatsuhiko Onoe. The Adsorption of Water by Fibers Immersed in Organic by: Jens Weitkamp, Michael Hunger, in Studies in Surface Science and Catalysis, 1 Introduction.

Surface acidity is perhaps the most important property of zeolites, if one judges from the viewpoint of their application in catalysis.

Indeed, it was the replacement of amorphous silica-alumina catalysts by acid zeolites of the faujasite type in fluid catalytic cracking (FCC) of heavy petroleum. Porosity and Surface Area.

The interaction of a solid with its surroundings is through the available surface area for adsorption of gas or vapour molecules. This also allows probing of materials’ surfaces including irregularities and pores.

One of the most successful methods is based on the BET method for gas adsorption onto a solid surface. Bull Volcanol () – DOI /sx RESEARCH ARTICLE Pierre Delmelle Frdric Villiras Manuel Pelletier Surface area, porosity and water adsorption properties. 1 EXPERIMENT 2 - ADSORPTION OF LIQUIDS ONTO SOLID SURFACES THEORY: The term “adsorption” is used to indicate that the adsorbate (gas or liquid) is bound onto the adsorbent (solid surface).

This is different from absorbtion, in which the molecule goes into the interior of the Size: 45KB. The surface coverage and grafting density of the PGMA chains on the particle surface were determined using XPS and 1H NMR spectroscopy, respectively.

The wettability of individual latex particles adsorbed at the air–water and n-dodecane–water interfaces was studied using both the gel trapping technique and the film calliper by: BET measurement results showed that PVP could increase the surface area but diminish the pore size while stearic acid could decrease the surface area but enlarge the pore size.

This paper describes the effect of particle size on the process of paraquat adsorption from aqueous solution onto an activated clay surface at 25 °C and initial pH Measurements of the pore properties of the clay adsorbents with three different particle sizes (– mm, – mm, and Cited by:   The adsorption of silica nanoparticles onto representative mineral surfaces and at the decane/water interface was studied.

The effects of particle size (the mean diameters from 5 to 75 nm), concentration and surface type on the adsorption were studied in detail. Silica nanoparticles with four different surfaces [unmodified, surface modified with anionic (sulfonate), cationic (quaternary Cited by: The results showed that silver particles were spherical, mono-disperse and with high tap density (> g/mL), average particle size of about 2–3 μm and narrow particle size distribution.

By surveying the experiment results and analysis of variance, two mathematical models were obtained and optimized parameters were by: 3. Solid particles — acid) can also be applied as emulsifiers.

Mixtures of polymers and surfactants measurements of surfactant and polymer adsorption in an emulsion are not easy and one has to extract such information from measurement at a planer interface.

surface, unless the droplets are very small (File Size: KB.This book covers the development of both experiment and theory in natural surface particle chemistry. It emphasizes insights gained over the past few years, and concentrates on molecular spectroscopy, kinetics, and equilibrium as they apply to natural particle surface reactions in aqueous media.

About the Book. Cited thousands of times in the scholarly literature, this is a seminal work in nanotechnology. Originally published in with a second edition inAdsorption, Surface Area, and Porosity is now out of print.

"The principal aim of this book [is] to give a critical exposition of the use of the adsorption methods for the assessment of the surface and pore size Pages: