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5041
Micromorphological and Chemical Approaches to Understand Changes in Ecological Functions of Metal-Impacted Soils under Various Land Uses
Published 2011-01-01“…Metals immobilization on carbonates and Fe/Mn oxides, and fertilizations reduced the negative effects of metals on faunal activity. …”
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5042
Sonocatalytic Degradation of Antibiotics Tetracycline by Mn-Modified Diatomite
Published 2017-01-01“…Despite containing very limited amount of Mn oxides, the Mn-modified diatomite showed much higher sonocatalytic activity than the raw diatomite. …”
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5043
Behavior and Distribution of Heavy Metals Including Rare Earth Elements, Thorium, and Uranium in Sludge from Industry Water Treatment Plant and Recovery Method of Metals by Biosurf...
Published 2012-01-01“…Saponin has selectivity for the mobilization of heavy metals and mainly reacts with heavy metals in F3 (the fraction bound to carbonates) and F5 (the fraction bound to Fe-Mn oxides). (3) The recovery efficiency of heavy metals (Pb, Ni, and Cr) reached about 90–100% using a precipitation method with alkaline solution.…”
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5044
Functionalized epoxy resins for enhanced interface properties and corrosion resistance: Tailoring of surface and interface properties and performance
Published 2025-01-01“…Noncovalent functionalization entails adding nanomaterials such as metals, metal oxides, and carbon allotropes to the resin matrix. …”
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5045
Mobility of phosphorus from organic and inorganic source materials in a sandy soil
Published 2018-02-01“…Conclusions The mobility of P depends on the concentration of the soluble P soil or added material; moreover, the presence of Fe and Al oxides, even in small amounts, reduces the mobility of P in sandy soil.…”
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5046
Characterization of Essential Oils and Fatty Acids Composition of Stored <i>Ginger</i> (<i>Zingiber officinale</i> Roscoe)
Published 2020-01-01“…Monoterpenols constituted 3.35% while ketones and oxides were seen in trace amounts. The specific dominant constituents were zingiberene (28.57%), Arcurcumene (14.22%) and Geranyl Acetate (13.28%). …”
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5047
Modeling of an Industrial Incinerator for Refinery Wastes and Investigating the Effective Parameters for Performance Improvement
Published 2024-10-01“…Most of these units are facing problems such as incomplete combustion, lack of proper control systems for measurement, and the presence of pollutants such as carbon monoxide and nitrogen oxides, etc. Therefore, in this research, to improve the performance of the waste incinerator of Fajr Jam Refinery, furnace modeling was done by computational fluid dynamics (CFD). …”
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5048
Uncovering the Hydrocracking Efficiency of Iron-Based Catalysts: A Novel Approach to Asphaltene Transformation in Iranian Heavy Oil
Published 2024-06-01“…A series of catalyst precursors, encompassing FeSO4·H2O, its binary mixtures with metal oxides (Fe2O3, Al2O3, CaO, SiO2), and combinations of Fe2O3, Al2O3, and SiO2 with elemental sulfur, were evaluated. …”
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5049
Gestion, évaluation et stabilisation de cuirs archéologiques provenant de la fouille du boulevard Dr Henri-Henrot à Reims/Durocortorum
Published 2022-11-01“…The presence of metal parts had often caused stains on the leather, considerably modifying the appearance of the objects. These oxides had penetrated the leather, altered its mechanical properties and rendered it brittle. …”
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5050
Development of a high-performance pseudocapacitive composite via electroless deposition of silver nanoparticles on micro-sized silicon
Published 2024-12-01“…Raman spectroscopy confirmed the formation of silver and silicon oxides. In a three-cell configuration, the low equivalent series resistance and charge transfer resistance indicated that Ag served as the conductive channel for charge transfer. …”
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5051
Characterization of the volatile compounds in tea (Camellia sinensis L.) flowers during blooming
Published 2025-01-01“…Half-opened tea flowers (TF-S2) had the most volatile compounds, including high levels of linalool and its oxides, and low levels of (Z)-3-hexen-1-ol. Acetoin and cosmene were first identified in TF-S1 and TF-S2, respectively. …”
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5052
Electrochemical Properties and Ex Situ Study of Sodium Intercalation Cathode P2/P3-NaNi1/3Mn1/3Co1/3O2
Published 2021-01-01“…Besides, the evolution of diffusion coefficient and charge transfer resistance is consistent with the complex phase transition generally observed in sodium layered oxides.…”
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5053
Effect of Nd3+ Ion Concentration on the Corrosion Resistance of API X70 Steel in Chloride-Rich Environments
Published 2018-01-01“…The adsorption of the Nd3+ ions promotes the formation of a protective layer of oxides/hydroxides on the metal surface, thereby reducing the exchange rate of electrons. …”
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5054
Recent Advances of Colossal Magnetoresistance in Versatile La-Ca-Mn-O Material-Based Films
Published 2025-01-01“…Hole-doped manganese oxides exhibit a gigantic negative magnetoresistance, referred to as colossal magnetoresistance (CMR), owing to the interplay between double-exchange (DE) ferromagnetic metal and charge-ordered antiferromagnetic insulator/semiconductor phases. …”
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5055
Analysis of the Relationship between Changes in Meteorological Conditions and the Variation in Summer Ozone Levels over the Central Kanto Area
Published 2010-01-01“…An increasing trend in ground-level ozone (O3) concentrations has recently been recognized in Japan, although concentrations of ozone precursors, nitrogen oxides (NOx), volatile organic compounds (VOCs) and nonmethane hydrocarbons (NMHCs) have decreased. …”
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5056
Effects of Postinjection Application with Late Partially Premixed Combustion on Power Production and Diesel Exhaust Gas Conditioning
Published 2011-01-01“…Initial tests comparing postinjection application with PCCI to that with conventional diesel high temperature combustion (HTC) indicated the existence of similar trends in terms of carbon monoxide (CO), total unburned hydrocarbon (THC), oxides of nitrogen (NOx), and smoke emissions. However, postinjection in PCCI cycles exhibited lower NOx and smoke but higher CO and THC emissions. …”
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5057
A comparative analysis of the microstructural and physicochemical properties of alluvial and dune sands from northeast Algerian Sahara
Published 2023-07-01“…The chemical analysis confirmed that both types of sand have a high silica (SiO2) ratio, reaching 80% for dune sand and 70% for alluvial sand, besides very low quantities of Al2O3, Fe2O3, and K2O oxides. CaO content was higher in alluvial sand than in dune sand. …”
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5058
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5059
Adsorption of Carbon Dioxide in Several Aged Hydrotalcites and Calcined Hydrotalcites: Influence of Microwave Irradiation during the Ageing Step on Their Basic Properties
Published 2007-04-01“…However, after calcination, high-area mixed oxides obtained from hydrotalcites aged by refluxing under microwave irradiation exhibited a higher basicity per square metre than those obtained from hydrotalcites aged under more drastic conditions. …”
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5060
Una mirada a la investigación sobre medios, violencia y escuela
Published 2015-01-01Get full text
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