Articles with "water leaching" as a keyword



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Precipitation and irrigation dominate soil water leaching in cropland in Northern China

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Published in 2019 at "Agricultural Water Management"

DOI: 10.1016/j.agwat.2018.09.053

Abstract: Abstract Studying the effects of precipitation and irrigation on soil water leaching are critical for maintaining agricultural environment in Northern China, where uneven irrigation has been applied coupled with a broad spectrum of climatic conditions.… read more here.

Keywords: water; water leaching; precipitation irrigation; irrigation ... See more keywords
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Effects of cooling method on removal of sodium from active roasting red mud based on water leaching

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Published in 2017 at "Hydrometallurgy"

DOI: 10.1016/j.hydromet.2016.10.021

Abstract: Abstract Red mud cannot be directly employed as the raw material of iron-making and construction materials for the existence of sodium element. The effects of cooling methods of furnace, air, water and liquid nitrogen on… read more here.

Keywords: red mud; effects cooling; water; water leaching ... See more keywords
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Recycling of NdFeB magnets using nitration, calcination and water leaching for REE recovery

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Published in 2017 at "Hydrometallurgy"

DOI: 10.1016/j.hydromet.2016.11.006

Abstract: Abstract NdFeB magnets currently dominate the magnet market. Supply risks of certain rare earth elements (REE), e.g. Nd and Dy, demand efficient recycling options that are applicable to different types and compositions with minimum use… read more here.

Keywords: ndfeb magnets; water leaching; calcination water; recycling ndfeb ... See more keywords
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Process study of chloride roasting and water leaching for the extraction of valuable metals from spent lithium-ion batteries

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Published in 2021 at "Hydrometallurgy"

DOI: 10.1016/j.hydromet.2021.105638

Abstract: Abstract A chlorination roasting-water leaching process to recover Li, Ni, Co, and Mn from spent Li-ion batteries is introduced in this paper. The key parameters were studied and optimized, over 98% of Li, Ni, and… read more here.

Keywords: water; water leaching; process; roasting water ... See more keywords
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Selective recovery of chromium from ferronickel slag via alkaline roasting followed by water leaching.

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Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2019.04.002

Abstract: Chromium was selectively recovered from ferronickel slag by roasting the slag with addition of Na2O2, followed by water leaching. The thermodynamic analysis revealed that in the presence of Na2O2 at appropriate temperatures, the Cr2O3 in… read more here.

Keywords: slag; ferronickel slag; water leaching; alkaline roasting ... See more keywords
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Effect of water leaching on photodegraded spruce wood monitored by IR spectroscopy

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Published in 2019 at "Journal of Photochemistry and Photobiology A: Chemistry"

DOI: 10.1016/j.jphotochem.2019.111948

Abstract: Abstract Spruce samples (Picea abies Karst.) were irradiated by a strong ultraviolet (UV) light emitter mercury lamp, and another series of specimens were treated with the combination of UV radiation and water leaching. The total… read more here.

Keywords: water; water leaching; spectroscopy; spruce ... See more keywords
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Migration and distribution of saline ions in bauxite residue during water leaching

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Published in 2018 at "Transactions of Nonferrous Metals Society of China"

DOI: 10.1016/s1003-6326(18)64686-2

Abstract: Abstract Bauxite residue, a highly saline solid waste produced from digestion of bauxite for alumina production, is hazardous to the environment and restricts vegetation establishment in bauxite residue disposal areas. A novel water leaching process… read more here.

Keywords: column; distribution saline; water leaching; migration ... See more keywords
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Flue Gas-Enhanced Water Leaching: AAEM Removal from Agricultural Organic Solid Waste and Fouling and Slagging Suppression during Its Combustion

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.3c00690

Abstract: Alkali and alkaline earth metals (AAEMs) in agricultural organic solid waste (AOSW) contribute to the fouling and slagging during its combustion. In this study, a novel flue gas-enhanced water leaching (FG-WL) method using flue gas… read more here.

Keywords: water leaching; fouling slagging; aaem removal; combustion ... See more keywords
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Alkali Metal Salt Catalyzed Carbothermic Reduction for Sustainable Recovery of LiCoO2: Accurately Controlled Reduction and Efficient Water Leaching

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Published in 2019 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.9b04175

Abstract: Recycling of spent lithium-ion batteries (LIBs) is essential for both environmental protection and natural resource conservation. Carbothermic reduction of active materials has been a research hotspot for spent LIB recycling. However, the high reaction temperature… read more here.

Keywords: reduction; alkali metal; water leaching; carbothermic reduction ... See more keywords
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Effect of Water Leaching on Photodegraded Scots Pine and Spruce Timbers Monitored by FTIR Spectroscopy

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Published in 2021 at "Forests"

DOI: 10.3390/f12070833

Abstract: The goal of this research was the systematic study and comparison of the divided individual effects of UV light irradiation and water leaching during artificial weathering. Spruce (Picea abies Karst.) and Scots pine (Pinus sylvestris… read more here.

Keywords: ftir spectroscopy; water leaching; scots pine; spectroscopy ... See more keywords
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Comparative Study of Water-Leaching and Acid-Leaching Pretreatment on the Thermal Stability and Reactivity of Biomass Silica for Viability as a Pozzolanic Additive in Cement

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Published in 2018 at "Materials"

DOI: 10.3390/ma11091697

Abstract: The present work aims to introduce a novel and eco-friendly method, i.e., a water-leaching pretreatment for extracting highly reactive biomass silica from rice husk (RH), for viability as a pozzolanic additive in cement. For comparison,… read more here.

Keywords: acid leaching; water leaching; silica; leaching pretreatment ... See more keywords