Imaging the pore structure of geomaterials
Witryna14 kwi 1995 · Geology. Science. Laser scanning confocal microscopy can be used to image the pore structure of geologic materials in three dimensions at a resolution of … Witryna14 kwi 2024 · To further analyze the pore size distribution in the shotcrete, four diameter thresholds (0.5 mm, 1 mm, 2 mm and 3 mm) were selected to divide the pores into five different groups, as depicted in Fig. 6. For both NSC and FSC, pores with a diameter smaller than 0.5 mm accounted for more than 50%, and the total proportion of pores …
Imaging the pore structure of geomaterials
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WitrynaImaging the Pore Structure of Geomaterials Published in: Science, April 1995 DOI: 10.1126/science.268.5208.276: Pubmed ID: 17814793. Authors: J. T. Fredrich, B. Menéndez, T. -F. Wong Abstract: Laser scanning confocal microscopy can be used to image the pore structure of geologic materials in three dimensions at a resolution of … WitrynaAnalysis of complex pore structure of geomaterials is a fundamental issue in geoscience. Here bifunctional nanoparticles with magnetic and fluorescent properties …
Witryna26 wrz 2024 · SEM imaging is one of the most widespread methods for the analysis of the micro-/nano-sized pores in shale, but precise identification of the ultra-fine pore structure in shale is still a big ... Witryna8 gru 2024 · A stochastic pore network modeling method with tailored structures is proposed to investigate the impacts of surface microchannels on the transport properties of porous fibrous media. Firstly, we simplify the original pore network extracted from the 3D images. Secondly, a repeat sampling strategy is applied during the stochastic …
WitrynaGhent University’s Pore-scale Processes in Geomaterials Research group (PProGRess) studies the various physical, chemical and biological processes that occur inside … WitrynaThe measurements on altered granitic rock and sedimentary clay rock, both containing very fine-grained phases, were conducted successfully. The STED fluorophore was dissolved in C-14-labelled methylmethacrylate (C-14-MMA) monomer which was polymerised within the rock matrix, thereby labelling the pore space in the …
Witryna13 kwi 2024 · CuFe2O4 nanoparticles were synthesized via the sol–gel auto combustion method—their hybrid nanocomposite with layer-structured graphene. X-ray diffraction results confirmed the crystallite size of CuFe2O4 nanoparticles up to 53 nm. The standard deviation in crystallite size ranges from 34.57 nm of 20% copper ferrite to 53 …
WitrynaImaging the Pore Structure of Geomaterials Published in: Science, April 1995 DOI: 10.1126/science.268.5208.276: Pubmed ID: 17814793. Authors: J. T. Fredrich, B. … raw betonestrich 8mmWitrynaPenn State University. Apr 2014 - Dec 20244 years 9 months. United States. I was mainly focusing on fluid-rock interactions and pore … rawberry videoWitrynaHere, a rhodamine B covalently decorated Fe 3 O 4 nanoparticle was studied to assess its application as a novel bifunctional nanomarker for the optical imaging of the pore … raw betonestrich 8 mm datenblattWitrynaLaser scanning confocal microscopy can be used to image the pore structure of geologic materials in three dimensions at a resolution of 200 nanometers. The … raw best of 2021 recap ratingsWitryna21 lut 2024 · The underground gas storage (UGS) in depleted sandstone reservoirs forms the largest proportion of the UGS market in China. Multiple cycles of natural gas injection and production in the sandstone cause the rapid increase and drawdown of pore pressure, which may induce damage to the rock skeleton structure, and cause … raw beton fix \\u0026 fertigWitrynaThe three-dimensional geometry and connectivity of pore space controls the hydraulic transport behavior of crustal rocks. We report on direct measurement of flow-relevant … rawbest water bottleWitrynaImaging the Pore Structure of Geomaterials J. T. Fredrich,* B. Menéndez,t T.-F. Wong Laser scanning confocal microscopy can be used to image the pore structure of … raw best movie