Results 1 to 10 of about 13,286,818 (399)

Experimental Study on Pore Characteristics and Fractal Dimension Calculation of Pore Structure of Aerated Concrete Block

open access: yesAdvances in Civil Engineering, 2019
It is important to control and predict the macroscopic properties through pore structure parameters of cement-based materials. Microscopic pore structure of concrete has many characteristics, such as sizes and disordered distribution.
Jun Fu, Yue Yu
doaj   +2 more sources

Pore Structure Model for Porous Media and Application in Seepage Analysis

open access: yesTaiyuan Ligong Daxue xuebao, 2022
In this paper, the commonly used pore structure models were summarized. The concept, construction method, and application of pore structure reconstruction model, pore network model, and equivalent pore network model were introduced.
Liming HU   +6 more
doaj   +1 more source

Foamed geopolymer with customized pore structure [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2022
Due to their favorable production conditions and promising properties (e.g., low shrinkage after foaming, mechanical and chemical stability, high-temperature resistance), geopolymer foams are suitable for heat- and sound insulating refractory building ...
Balczár Ida   +3 more
doaj   +1 more source

Investigation of pore structure and permeability estimation models of Kongdian Formation glutenites in the Bozhong 19-6 Gasfield

open access: yes地质科技通报, 2023
The pore structure of glutenite in Bozhong 19-6 Gasfield is complicated. In order to improve the estimation accuracy of permeability, it is necessary to start with the pore structure and find the pore structure factor with the best correlation with ...
Chen Song   +4 more
doaj   +1 more source

Pore structure and fractal characteristics of the marine shale of the longmaxi formation in the changning area, Southern Sichuan Basin, China

open access: yesFrontiers in Earth Science, 2022
The pore structure is an important factor affecting reservoir capacity and shale gas production. The shale reservoir of the Longmaxi Formation in the Changning area, Southern Sichuan Basin, is highly heterogeneous and has a complex pore structure.
Hu Li   +13 more
semanticscholar   +1 more source

Regulating closed pore structure enables significantly improved sodium storage for hard carbon pyrolyzing at relatively low temperature

open access: yesSusMat, 2022
The closed pore has been considered as the key structure for Na ion storage in hard carbon. However, the traditional view is that closed pores can only be formed by the curling of graphite‐like crystallites in the case of high temperature carbonization ...
Siyu Zhou   +9 more
semanticscholar   +1 more source

A Brief Evaluation of Pore Structure Determination for Bioaerogels

open access: yesGels, 2022
This review discusses the most commonly employed methods for determining pore size and pore size distribution in bioaerogels. Aerogels are materials with high porosity and large surface areas.
G. Horvat   +3 more
semanticscholar   +1 more source

Investigation on pore structure regulation of activated carbon derived from sargassum and its application in supercapacitor

open access: yesScientific Reports, 2022
In order to realize the effective regulation of the pore structure of activated carbon and optimize its pore structure properties as electrode material, the effects of activation temperature, activation time and impregnation ratio on the specific surface
Shijie Li   +6 more
semanticscholar   +1 more source

Pore structure characterization and its significance for gas adsorption in coals: A comprehensive review

open access: yesUnconventional Resources, 2022
The coal reservoir has multifaceted and hierarchical characteristics influenced by heterogeneity of the pore and fracture networks. The coal pore including micropore, mesopores and macropores determines the critical migrate processes of gas molecules ...
Dameng Liu   +6 more
doaj   +1 more source

Factors Influencing the Capillary Water Absorption Characteristics of Concrete and Their Relationship to Pore Structure

open access: yesApplied Sciences, 2022
The capillary absorption capacity exerts an important effect on the durability of cement-based materials and is closely related to the pore structure. In this study, a variety of cement-based specimens were examined.
Yue Wang   +5 more
semanticscholar   +1 more source

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