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901
Multifractal characteristics of pore structure in the terrestrial shale reservoirs of the Lianggaoshan formation in northeast sichuan basin and its geological significance
Published 2025-02-01“…Lastly, the pore structure of massive fine-silt sandstone exhibits a high degree of complexity and heterogeneity, revealing the significant influence of quartz and clay mineral interactions on pore development. These findings advance the understanding of shale pore structure and its impact on hydrocarbon enrichment and recovery in the Lianggaoshan Formation, and offer valuable guidance for optimizing “sweet spot” selection. …”
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902
Physicochemical Properties and Bioreactivity of Sub‐10 μm Geogenic Particles: Comparison of Volcanic Ash and Desert Dust
Published 2025-01-01“…We found that Gobi Desert dust is more bioreactive than freshly erupted volcanic ash and Arizona test dust, which is possibly linked to the presence of microorganisms (bacteria) and/or nanoscale elongated silicate minerals (potentially clay such as illite or vermiculite) on particle surfaces.…”
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903
Effects of landslide hazards on quality of stream water and sediments
Published 2024-07-01“…This soil profile comprised clay loam and sandy loam textures and was situated over aged geological formations of granite and shale rocks. …”
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904
Quais et ouvrages portuaires romains de Rouen/Rotomagus (Seine-Maritime)
Published 2020-12-01“…This structure presents a mixed external facing, made of medium and large limestone blocks, masoned with clay and sections of oak placed vertically about 1 m to 1.20 m apart from one another. …”
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905
Le travail des peaux et du cuir durant le Haut-Empire à Bordeaux/Burdigala (Gironde), d’après les vestiges mis au jour sur le site de la rue Jean-Fleuret
Published 2024-12-01“…To the north, a tank with a capacity of almost 2 m3, with clay-sealed walls, was undoubtedly used to impregnate goat skins with a mixture including alum and/or oil, and may also have been used for “chamoisage” or buffing. …”
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906
Les fours « à pain » dans les Gaules et les Germanies (ve s. av. J.-C.-ve s. apr. J.-C.), un regard technique
Published 2021-12-01“…While the shape of the dome makes the oven energy-intensive, other features help to improve its energy capacity, such as a basalt ring at the base of the dome and a sole built of baked clay on a thick layer of sand. Subsequently, the different variations observed in the construction techniques of dome ovens are presented. …”
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907
Petrogenesis of Intrusive body in Northeast of Joveinan, North of Isfahan, Urumieh- Dokhtar magmatic zone
Published 2024-10-01“…The main minerals of the rocks include plagioclase, clinopyroxene, hornblende, biotite, opaque minerals, minor quartz, sphene, apatite, and zircon, and secondary minerals including calcite, clay minerals, sericite, and chlorite. The igneous rocks exhibit a composition range of amounts of SiO2 (53.18-59.46 wt.%), Al2O3 (15.27-16.14 wt.%), Na2O (2.79-5.76 wt.%), K2O (1.42-2.56 wt.%) and variable concentrations of Fe2O3* (7.61-11.13 wt.%), MgO (2.92-3.87 wt.%), CaO (5.15-7.80 wt.%) and LOI (1.4-2.7 wt.%). …”
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908
Glazed Pottery Throughout the Middle and Modern Ages in Northern Spain
Published 2025-01-01“…Some correlation are identified between the use of specific clays to produce different glaze colours. White opaque glazes are applied to calcium-rich clays. …”
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909
Enhancing undrained shear strength prediction: a robust hybrid machine learning approach with naïve Bayes modeling
Published 2025-02-01“…Abstract In geotechnical engineering, it is crucial to make sure that the undrained shear strength (USS) of soft, sensitive clays is accurately assessed. The accuracy in forecasting USS is pivotal for ensuring the structural integrity and stability of foundations and earthworks. …”
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910
Properties of the Loess Sediments in Ostrava Region (Czech Republic) and Comparison with Some Other Loess Sediments
Published 2013-01-01“…Comparing other loess sediment studies worldwide it was discovered that the physical properties of the most abundant clays of low to medium plasticity, sandy clays, and sands as foundation soils vary as for the plasticity index, porosity, natural water content, and bulk density to a certain extent but not as significantly as once expected.…”
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911
Industrial Wastes as Auxiliary Additives to Cement/Lime Stabilization of Soils
Published 2016-01-01“…Lime stabilization is the most preferred method for plastic clays; however, it proves to be ineffective in sulphate rich clays and performs poorly under extreme conditions. …”
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912
Naturally Occurring Radionuclides in Agricultural Products
Published 2023-01-01“… This document is a summary of research with the naturally occurring radionuclides in agricultural products associated with phosphatic clays in Florida. This document is SL221, a fact sheet of the Soil and Water Science Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida. …”
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913
Synthesis and Anticancer Activity of Some New Derivatives of Coumarin and Quinolinyl Mercaptotriazoles
Published 2012-01-01“…Pechmann condensation of ethylacetoacetate with derivatives of phenol by heating in absence of solvent and with montmorillonite clays K-10 afforded coumarin derivatives (1a-e) in good yields which on reaction with thiosemicarbazide in anhydrous pyridine yielded coumarin-quinolinyl mercaptotriazole (2a-e). …”
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914
Soil Creep Effect on Time-Dependent Deformation of Deep Braced Excavation
Published 2022-01-01“…The observational method is more applicable for deep braced excavations in soft clays constructed using the top-down method. The plain-strain numerical simulation method can be conveniently used for parametric analysis, but it is unable to capture the spatial characteristics of soil creep effect on lateral wall deflections and ground movements. …”
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915
Recent Progress of Imprinted Nanomaterials in Analytical Chemistry
Published 2018-01-01“…In addition, MIPs can be prepared as composite nanomaterials using nanoparticles, multiwalled carbon nanotubes (MWCNTs), nanorods, quantum dots (QDs), graphene, and clays. This review paper aims to demonstrate and highlight the recent progress of the applications of imprinted nanocomposite materials in analytical chemistry.…”
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916
Transparent Celadon with Phase-Separated Structure: Study on the Technological Characteristics and Coloring Mechanism of Celadons from the Lieshan Kiln
Published 2025-01-01“…Celadon bodies from both periods were crafted from local sedimentary clays in a single-ingredient formula, with the Jin Dynasty refining the preparation, leading to enhanced density and higher firing temperatures compared to the Northern Song Dynasty. …”
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917
Thermal stability changing caused by chromium (iii) in the carbonated magnesium-aluminum hydrotalcite
Published 2020-12-01“… There are several purposes for investigating hydrotalcite clays and one of them is due to its importance as an anionic adsorbent and ion exchanger, which make them capable of removing various pollutants from water. …”
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918
“Isso vai ser um caos!”: distopia e autoritarismo em Namíbia, não!*
Published 2022-01-01“…Para eso, utiliza contribuciones de intelectuales como Grada Kilomba, en Memórias da Plantação: episódios de racismo cotidiano (2019), de Abdias do Nascimento, en Teatro Experimental do Negro: trajetória e reflexões (2004), de Leda Maria Martins, en Como respirar? (2020) y de Gregory Clayes, en Dystopia: A Natural History. A study of modern despotism, its antecedents, and its literary diffractions (2017).…”
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919
Recent Advances and Future Prospects of Lithium Recovery from Low-Grade Lithium Resources: A Review
Published 2024-12-01“…This article focuses on low-grade lithium sources such as clays, brines, coal, and coal by-products, and analyzes the principles, advantages, and limitations of key extraction techniques, including acid-alkaline leaching, bioleaching, adsorption, and membrane separation. …”
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920
Effect of MMT-HNT Hybrid Nanoclay on Properties of UHMWPE Composite
Published 2024-01-01“…Due to the increasing demand for artificial joint implants, two types of clays, montmorillonite (MMT) and halloysite nanotube (HNT), have been used either in combination as hybrid additives to reinforce the properties of the widely used polymer in the biomedical field (ultra-high molecular weight polyethylene (UHMWPE)). …”
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