Results 21 to 30 of about 1,360,687 (263)

Influence of Calcination Temperature on the Structure and Porosity of Nanocrystalline SnO2 Synthesized by a Conventional Precipitation method

open access: yesInternational Journal of Electrochemical Science, 2014
Tin dioxide nanocrystalline were synthesized by adding ammonia solution (NH4 OH) to a solution containing tin chloride pentahydrate (SnCl4.5H2O). The obtained products have been characterized by x-ray diffraction (XRD), scanning electron microscopy (SEM)
A. Gaber   +3 more
doaj   +1 more source

Research status of preparation and photocatalysis of zinc ferrite

open access: yesFenmo yejin jishu, 2022
To improve the catalytic efficiency of zinc ferrite, the specific surface area is increased, and the surface morphology of zinc ferrite is optimized.
WANG Dong-bin   +4 more
doaj   +1 more source

Estimation of surface area and pore volume of activated carbons by methylene blue and iodine numbers

open access: yesQuímica Nova, 2011
Data of methylene blue number and iodine number of activated carbons samples were calibrated against the respective surface area, micropore volume and total pore volume using multiple regression.
Cleiton A. Nunes, Mário C. Guerreiro
doaj   +1 more source

Preparation of Three‐Dimensional Porous Graphene by Hydrothermal and Chemical Reduction with Ascorbic Acid and its Electrochemical Properties

open access: yesChemistryOpen, 2022
Three‐dimensional porous graphene (3D‐PG) has attracted much attention due to its excellent electrochemical performance. Chemical reduction is one of common methods for preparing porous graphene.
Dr. Hui Liu   +9 more
doaj   +1 more source

Thermal activation, characterization and performance evaluation of Ethiopian bentonite for sodium removal

open access: yesWater Science and Technology, 2023
Bentonite is one of the clay materials that have important characteristics and is applicable to construction and for different industrial uses. Treatment of this material to enhance some of its physicochemical properties to suit the desired applicability
Wondimu Musie, Girma Gonfa
doaj   +1 more source

Effect of Pressure Treatment on the Specific Surface Area in Kaolin Group Minerals

open access: yesCrystals, 2019
Pressure can tailor the properties of a material by changing its atomistic arrangements and/or crystal morphology. We have investigated the changes in the adsorption properties of kaolin group minerals as a function of pressure treatment in the ...
Soyeon Kwon, Huijeong Hwang, Yongjae Lee
doaj   +1 more source

Machine learning predicting and engineering the yield, N content, and specific surface area of biochar derived from pyrolysis of biomass

open access: yesBiochar, 2022
Highlights Yield, N content, and specific surface area of biochar predicted by machine learning Gradient boosting regression outperformed random forest, with test R2 of 0.81–0.95 Temperature, nitrogen, and ash were top features for predicting the three ...
Lijian Leng   +10 more
doaj   +1 more source

specific surface area [PDF]

open access: yes, 2014
Citation: 'specific surface area' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.S05806 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

N2-BET specific surface area of bentonites

open access: yesJournal of Colloid and Interface Science, 2010
The specific surface areas (SSA(N2BET)) of 36 different bentonites had larger values for Ca(2+)/Mg(2+) bentonites than for Na(+) bentonites. This trend could not be explained by the different d(001) values nor by the different microstructures. The investigation of Cu-triene-exchanged smectites, which on drying at 105 degrees C still had a d(001) value ...
Kaufhold, Stephan   +4 more
openaire   +3 more sources

Large specific surface area carbons for electrochemical energy storage

open access: yesCarbon Future
Large specific surface area (SSA) carbons have been demonstrated to be effective active materials and conductive substrates for energy storage devices, such as supercapacitors and batteries, due to their designable pore structures and buffering ...
Di Geng   +5 more
doaj   +1 more source

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