Results 1 to 10 of about 5,764,275 (183)

Discovery of nano organo-clay complex pore-fractures in shale and its scientific significance: A case study of Cretaceous Qingshankou Formation shale, Songliao Basin, NE China

Petroleum Exploration and Development
A new pore type, nano-scale organo-clay complex pore-fracture was first discovered based on argon ion polishing-field emission scanning electron microscopy, energy dispersive spectroscopy and three-dimensional reconstruction by focused ion-scanning ...
Longde SUN, Fenglan WANG, Xuefeng BAI, Zihui FENG, Hongmei SHAO, Huasen ZENG, Bo GAO, Yongchao WANG   +7 more
doaj   +3 more sources

Synthesis and characterization of bentonite based zinc complexes

Journal of Sustainable Construction Materials and Technologies, 2023
In chemical reactions, the use of environmentally friendly catalysts obtained by transporting transition metals on solid or polymer carrier materials has become quite common recently.
Mürüvvet Yurdakoç, Elif Ant Bursalı, Gülsüm Ece Anavatan   +2 more
doaj   +1 more source

Organo-mineral additives based on oil and gas complex waste to building materials [PDF]

Инженерно-строительный журнал, 2016
The use of waste and products of their utilization as secondary raw materials is promising and rational way for their disposal. The addition of waste to mixtures provides either highquality products or improvement some of the physical and mechanical ...
T.A. Litvinova
doaj   +1 more source

Integrated Application of Inorganic and Organic Fertilizer Enhances Soil Organo-Mineral Associations and Nutrients in Tea Garden Soil

Agronomy, 2022
Soil quality is one of the main factors that affect the growth and quality of tea (Camellia sinensis L.) plantations. The formation of the organo-mineral complex is one of the critical factors that influence the evolution of soil fertility.
Huan Li, Zhenmin Hu, Qing Wan, Bing Mu, Guifei Li, Yiyang Yang   +5 more
doaj   +1 more source

In-situ hydrocarbon formation and accumulation mechanisms of micro- and nano-scale pore-fracture in Gulong shale, Songliao Basin, NE China

Petroleum Exploration and Development, 2023
By conducting experimental analyses, including thermal pyrolysis, micro-/nano-CT, argon-ion polishing field emission scanning electron microscopy (FE-SEM), confocal laser scanning microscopy (CLSM), and two-dimensional nuclear magnetic resonance (2D NMR),
Xiaojun WANG, Baowen CUI, Zihui FENG, Hongmei SHAO, Qiuli HUO, Bin ZHANG, Bo GAO, Huasen ZENG   +7 more
doaj   +1 more source

Micromorphological Characteristics of Fallow, Pyrogenic, Arable Soils of Central Part of Yakutia

Soil Systems, 2022
The assessment of the micromorphological characteristics of soils is a powerful tool for studying the transformation of soils under the influence of various weathering mechanisms (physical, biogenic).
Vyacheslav Polyakov, Alexey Petrov, Evgeny Abakumov   +2 more
doaj   +1 more source

Composition controllable multifunctionality of PVDF/PMMA/BaTiO3/OMMT based ternary and quaternary hybrid polymer nanocomposites

Chemical Physics Impact, 2023
State-of-the-art engineered multifunctional nanocomposites composed of different polymer matrices and functional nanomaterials are in high industrial demand for advances in all-solid-state flexible device technologies.
R.J. Sengwa, Naresh Kumar
doaj   +1 more source

Modified clays, PILC’s, applied in catalysis [PDF]

Hemijska Industrija, 2011
In this work, the capability of new materials PILC’s synthesized from montmorillonite as support for catalysts based on Rh or Sn promoted Rh has been studied.
Delgado Blanco Carmen, Krstić Vesna R., Gonzalez Pesquera Carmen, Martinez González Fernando   +3 more
doaj   +1 more source

Evaluation of the Absorption of Methionine Carried by Mineral Clays and Zeolites in Porcine Ex Vivo Permeability Models

Applied Sciences, 2021
Supplemental dietary amino acids (AAs) need to be provided in a form that prevents their degradation along the gastrointestinal tract to guarantee their high bioavailability and bioactivity.
Carlotta Giromini, Marco Tretola, Cinzia Cristiani, Elisabetta Finocchio, Paolo Silacci, Sara Panseri, Matteo Dell’Anno, Antonella Baldi, Luciana Rossi   +8 more
doaj   +1 more source

Underestimation of boreal soil carbon stocks by mathematical soil carbon models linked to soil nutrient status [PDF]

Biogeosciences, 2016
Inaccurate estimate of the largest terrestrial carbon pool, soil organic carbon (SOC) stock, is the major source of uncertainty in simulating feedback of climate warming on ecosystem–atmosphere carbon dioxide exchange by process-based ecosystem and soil ...
B. Ťupek, C. A. Ortiz, S. Hashimoto, J. Stendahl, J. Dahlgren, E. Karltun, A. Lehtonen   +6 more
doaj   +1 more source