Results 11 to 20 of about 834,609 (355)

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 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

Characterization, factors, and fractal dimension of pore structure of fly ash-based geopolymers

open access: yesJournal of Materials Research and Technology, 2023
Fly ash-based geopolymer is a new cementitious material with environmentally friendly characteristics. Generally, the mechanical properties of cementitious materials are influenced by their pore structure.
Yiwei Yang   +4 more
doaj   +1 more source

Changes of pore structure and chloride content in cement pastes after pore solution expression [PDF]

open access: yes, 2020
Pore solution expression is a widely accepted approach to extract pore solution of cement-based materials by appllying high pressure. In this study, the variations of pore solution distribution and chloride content in cement pastes before and after pore ...
De Schutter, Geert   +4 more
core   +2 more sources

The Effect of Pore Structure on the Distribution of Wet Gases in Coal Seams of Enhong Syncline, SW China

open access: yesEnergies, 2022
The origin of the high content of wet gases in coalbed seams is very important geologically, especially in the Enhong syncline in China. The present study focuses on the role of the material that generates the hydrocarbons.
Fengjuan Lan   +4 more
doaj   +1 more source

Poring over exosome structure [PDF]

open access: yesEMBO reports, 2010
The authors analyse the eukaryotic exosome structure, published in EMBO reports, in light of the known archaeal and prokaryotic exosomes, and discuss its striking flexibility and the conservation of the RNA channelling mechanism.
Borislava, Tsanova, Ambro, van Hoof
openaire   +2 more sources

Evaluating Pore Structure of Shale Reservoirs through Pore Space Multifractal Characterization

open access: yesGeofluids, 2023
Characteristics of pore structure are crucial to oil exploration and development in shale reservoirs, but practical evaluation of shale pore structure remains a longstanding challenge.
Quanqi Dai   +9 more
doaj   +1 more source

Pore-throat structure characteristics and its impact on the porosity and permeability relationship of Carboniferous carbonate reservoirs in eastern edge of Pre-Caspian Basin

open access: yesPetroleum Exploration and Development, 2020
Carboniferous carbonate reservoirs at the eastern edge of the Pre-Caspian Basin have undergone complex sedimentation, diagenesis and tectonism processes, and developed various reservoir space types of pores, cavities and fractures with complicated ...
Weiqiang LI   +10 more
doaj   +1 more source

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